Switch, push-button switch and rotary-lever switch

A switch, which has a concave-shaped housing with one side being opened, a cover for sealing the opened face and a fixed conductive contact member and a movable contact member that are placed face to face with each other in the housing such that an operative force of operation members that are held in the housing and operated is transmitted to the movable contact member so that the movable contact member is moved and shifted to connect and separate the contacts so as to carry out a switching operation, comprising:

• a common fixed contact member and a first fixed contact member and a second fixed contact member that are placed on both of the side positions sandwiching said common fixed contact member in parallel with each other in the housing;
• said movable contact member having a tilt-movement fulcrum portion that is placed orthogonal to the parallel arranging direction of the respective fixed contact members, in a manner so as to freely tilt in the orthogonal direction, while being pressed toward the common fixed contact member side, at an intermediate position on one side member of a conductive plate spring member that is bent into a U shape, said movable contact member having a first movable contact portion and a second movable contact portion formed on both of the side positions in the length direction on one side member that sandwich the tilt-movement fulcrum portion in the movable shifting direction of said one side member,
• wherein a contact switching mechanism, which carries out a switching operation by reversing the movable contact member in a seesaw manner, based upon the operative force of the operation members that are made in contact with the movable contact member along the outer face length direction on the other side member thereof, with respect to contacting and separating processes between the first fixed contact member and the first movable contact portion corresponding to one side as well as contacting and separating processes between the second fixed contact member and the second movable contact portion corresponding to the other side, with the tilt-movement fulcrum portion of the movable contact member being always in contact with the contact portion of the common fixed contact member, is installed.

A switch, which has a concave-shaped housing with one side being opened, a cover for sealing the opened face and a fixed conductive contact member and a movable contact member that are placed face to face with each other in the housing such that an operative force of operation members that are held in the housing and operated is transmitted to the movable contact member so that the movable contact member is moved and shifted in a see-saw fashion to connect and separate the contacts of the two opposing contact members so as to carry out a switching operation, comprising:

• a common fixed contact member having a fulcrum portion supporting said movable contact member in a see-saw fashion, which is secured to the housing, a fixed contact member that is secured to the housing in parallel with one or both of the two side positions centered on said common fixed contact member;
• and a movable contact member that is placed orthogonal to the parallel aligning direction of said fixed contact members, and has a tilt-movement fulcrum portion that is placed orthogonal to the parallel arranging direction of the respective fixed contact members, in a manner so as to freely tilt in a see-saw fashion in the orthogonal direction, while being pressed toward the fulcrum portion of the common fixed contact member side, at an intermediate position on one side member of a conductive plate spring member that is bent into a U shape, and a contact portion formed at one end or two ends of the one side member in the length direction with the tilt-movement fulcrum portion serving as a base point,
• wherein:
• a contact switching mechanism, which carries out a switching operation by reversing the movable contact member in a seesaw manner, based upon the operative force of the operation members that are made in contact with the movable contact member along the outer face length direction on the other side member thereof, with respect to contacting and separating processes between the contact portion of the fixed contact member and the contact portion of the movable contact member that are placed face to face with each other, with the tilt-movement fulcrum portion of the movable contact member being always in contact with the contact portion of the common fixed contact member, is installed, and
• an excessive tilt-movement regulating protrusion which sticks out toward said movable contact member side to prevent said movable contact member from making excessive tilt-movements is attached to the inner wall face of the housing on the fixed contact member side at which the two ends of said movable contact member face each other.

A switch, which has a concave-shaped housing with one side being opened, a cover for sealing the opened face and a fixed conductive contact member and a movable contact member that are placed face to face with each other in the housing such that an operative force of operation members that are held in the housing and operated is transmitted to the movable contact member so that the movable contact member is moved and shifted in a see-saw fashion to connect and separate the contacts of the two opposing contact members so as to carry out a switching operation, comprising:

• a common fixed contact member having a fulcrum portion supporting said movable contact member in a see-saw fashion, which is secured to the housing, a first fixed contact member and a second fixed contact member that are secured to the housing in parallel with one or both of sides of the positions centered on said common fixed contact member, and a movable contact member that is placed orthogonal to the parallel aligning direction of said fixed contact members, and has a tilt-movement fulcrum portion that is placed orthogonal to the parallel arranging direction of the respective fixed contact members, in a manner so as to freely tilt in a see-saw fashion in the orthogonal direction, while being pressed toward the fulcrum portion of the common fixed contact member side, at an intermediate position on one side member of a conductive plate spring member that is bent into a U shape, and a first movable contact portion and a second movable contact portion formed on one end or two ends of the two side positions in the length direction of the one side member centered on the tilt-movement fulcrum portion in the movable shifting direction of the one side member,
• wherein a contact switching mechanism, which carries out a switching operation by reversing the movable contact member in a seesaw manner, based upon the operative force of the operation members that are made in contact with the movable contact member along the outer face length direction on the other side of the member thereof, with respect to contacting and separating processes between the first fixed contact member and the first movable contact portion corresponding to one side as well as contacting and separating processes between the second fixed contact member and the second movable contact portion corresponding to the other side, with the tilt-movement fulcrum portion of the movable contact member being always in contact with the contact portion of the common fixed contact member, is installed and
• an excessive tilt-movement regulating protrusion which sticks out toward said movable contact member side to prevent said movable contact member from making excessive tilt-movements is attached to each of the inner wall faces of the housing on the fixed contact member side at which the two ends of said movable contact member face each other.

A push-button switch, which has a concave-shaped housing with one side being opened, a cover for sealing the opened face and a fixed conductive contact member and a movable contact member that are placed face to face with each other in the housing such that an operative force of a push button that is held in the housing and operated is transmitted to the movable contact member so that the movable contact member is moved and shifted to connect and separate the contacts so as to carry out a switching operation, comprising:

• a common fixed contact member and a fixed contact member that is different from the common fixed contact member that are placed in parallel with each other in the housing;
• and
• said movable contact member having a tilt-movement fulcrum portion that is placed orthogonal to the parallel arranging direction of the respective fixed contact members, in a manner so as to freely tilt in the orthogonal direction, while being pressed toward the common fixed contact member side, at an intermediate position on one side member of a conductive plate spring member that is bent into a U shape, and a contact portion formed at one end of the one side member in the length direction with the tilt-movement fulcrum portion in the movable shifting direction of this one side member serving as a base point,
• wherein:
• a contact switching mechanism, which carries out a switching operation by reversing the movable contact member in a seesaw manner, based upon the operative force of said push button that is made in contact with the movable contact member along the outer face length direction on the other side member thereof, with respect to contacting and separating processes between the contact portion of the fixed contact member and the contact portion of the movable contact member that are placed face to face with each other, with the tilt-movement fulcrum portion of the movable contact member being always in contact with the contact portion of the common fixed contact member, is installed;
• the push button, which is attached to the housing having said contact switching mechanism installed therein so as to slide therein, with one free end being pressed to stick outward by a restoring spring, is installed;
• and,
• upon pressing the push button or releasing the pressing of the push button, the base end of said push button allows the other member side of the movable contact member to press and contact, or to press and separate the other member side of said movable contact member, so that said movable contact member is elastically shifted to reverse the contact portion formed on one member side of said movable contact member so as to be switched to the fixed contact member side.

A push-button switch, which has a concave-shaped housing with one side being opened, a cover for sealing the opened face and a fixed conductive contact member and a movable contact member that are placed face to face with each other in the housing such that an operative force of a push button that is held in the housing and operated is transmitted to the movable contact member so that the movable contact member is moved and shifted to connect and separate the contacts so as to carry out a switching operation, comprising:

• a common fixed contact member and a first fixed contact member and a second fixed contact member that are placed on both of the side positions sandwiching said common fixed contact member in parallel with each other in the housing;
• and
• said movable contact member having a tilt-movement fulcrum portion that is placed orthogonal to the parallel arranging direction of the respective fixed contact members, in a manner so as to freely tilt in the orthogonal direction, while being pressed toward the common fixed contact member side, at an intermediate position on one side member of a conductive plate spring member that is bent into a U shape, said movable contact member having a first movable contact portion and a second movable contact portion formed on both sides of the positions in the length direction on one side member that sandwich the tilt-movement fulcrum portion in the movable shifting direction of said one side member,
• wherein:
• a contact switching mechanism, which carries out a switching operation by reversing the movable contact member in a seesaw manner, based upon the operative force of said push button that is made in contact with the movable contact member along the outer face length direction on the other side member thereof, with respect to contacting and separating processes between the first fixed contact member and the first movable contact portion corresponding to one side as well as contacting and separating processes between the second fixed contact member and the second movable contact portion corresponding to the other side, with the tilt-movement fulcrum portion of the movable contact member being always in contact with the contact portion of the common fixed contact member, is installed;
• the push button, which is attached to the housing having said contact switching mechanism installed therein so as to slide therein, with one free end being pressed to stick outward by a restoring spring, is installed;
• and,
• upon pressing the push button or releasing the pressing of the push button, the base end of said push button allows the other member side of the movable contact member to press and contact, or to press and separate the other member side of said movable contact member, so that said movable contact member is elastically shifted to reverse either of the first movable contact portion and the second movable contact portion formed on one member side of said movable contact member so as to be switched to the fixed contact member side.

A push-button switch, which has a concave-shaped housing with one side being opened, a cover for sealing the opened face and a fixed conductive contact member and a movable contact member that are placed face to face with each other in the housing such that an operative force of a switch button that is held in the housing and operated is transmitted to the movable contact member so that the movable contact member is moved and shifted in a see-saw fashion to connect and separate the contacts of the two opposing contact members so as to carry out a switching operation, comprising:

• a common fixed contact member which has a fulcrum portion supporting said movable contact member in a see-saw fashion and is fixed in the housing, and a fixed contact member that is fixed to the housing in parallel with said common fixed contact member in a separated manner;
• said movable contact member having a tilt-movement fulcrum portion that is placed orthogonal to the parallel arranging direction of the respective fixed contact members, in a manner so as to freely tilt in the orthogonal direction, while being pressed toward the fulcrum portion of the common fixed contact member side, at an intermediate position on one side member of a conductive plate spring member that is bent into a U shape, and a contact portion formed on an end of the one member side in the length direction with the tilt-movement fulcrum portion on the one member side in the movable shifting direction serving as a base point;
• and
• a push button, which is attached to the housing so as to slide therein, with one free end being pressed to stick outward by a restoring spring,
• wherein, a contact-switching mechanism, which upon pressing said push button or upon releasing the pressing of said push button, allows the base end portion of said push button to press the other member side of said movable contact member to contact or separate, with the tilt-movement fulcrum portion of said movable contact member being allowed to always contact the fulcrum portion of said common fixed contact member, so that said movable contact member is elastically shifted to allow the contact portion formed on one member side of said movable contact member to reverse on the fixed contact member side to carry out contact and separation between the opposing said contact portion of the fixed contact member and the contact portion of said movable contact member based upon the pressing force of said push button that contacts the other member side of said movable contact member along the outer face length direction, and reverses said movable contact member in a see-saw fashion to carry out a switching operation, is installed;
• and
• an excessive tilt-movement regulating protrusion which sticks out toward said movable contact member side to prevent said movable contact member from making excessive tilt-movements is attached to the inner wall face of the housing on the fixed contact member side at which the two ends of said movable contact member face each other.

A push-button switch, which has a concave-shaped housing with one side being opened, a cover for sealing the opened face and a fixed conductive contact member and a movable contact member that are placed face to face with each other in the housing such that an operative force of a switch button that is held in the housing and operated is transmitted to the movable contact member so that the movable contact member is moved and shifted in a see-saw fashion to connect and separate the contacts of the two opposing contact members so as to carry out a switching operation, comprising:

• a common fixed contact member which has a fulcrum portion supporting said movable contact member in a see-saw fashion and is secured in the housing, and a first fixed contact member and a second fixed contact member that are placed on both of the side positions sandwiching said common fixed contact member in parallel with each other;
• said movable contact member having a tilt-movement fulcrum portion that is placed orthogonal to the parallel arranging direction of the respective fixed contact members, in a manner so as to freely tilt in a see-saw fashion in the orthogonal direction, while being pressed toward the fulcrum portion of the common fixed contact member side, at an intermediate position on one side member of a conductive plate spring member that is bent into a U shape, and a first movable contact portion and a second movable contact portion formed on both sides of the positions in the length direction on one side member that sandwich the tilt-movement fulcrum portion in the movable shifting direction of said one side member;
• and
• a push button, which is attached to the housing so as to slide therein, with one free end being pressed to stick outward by a restoring spring,
• wherein, a contact-switching mechanism, which upon pressing said push button or upon releasing the pressing said push button, allows the base end portion of said push button to press the other member side of said movable contact member to contact or separate, with the tilt-movement fulcrum portion of said movable contact member being allowed to always contact the fulcrum portion of said common fixed contact member, so that said movable contact member is elastically shifted to allow either of the contact portions of the first movable contact portion and the second movable contact portion formed on one member side of said movable contact member to reverse on the fixed contact member side to carry out contacting and separating processes between the opposing first fixed contact member and first movable contact portion as well as between the other opposing second fixed contact member and second movable contact portion, based upon the pressing force of said push button that contacts the other member side of said movable contact member along the outer face length direction, and reverses said movable contact member in a see-saw fashion to carry out a switching operation, is installed;
• and
• an excessive tilt-movement regulating protrusion which sticks out toward said movable contact member side to prevent said movable contact member from making excessive tilt-movements is attached to the inner wall face of the housing on the fixed contact member side at which the two ends of said movable contact member face each other.

A rotary-lever switch, which has a concave-shaped housing with one side being opened, a cover for sealing the opened face and a fixed conductive contact member and a movable contact member that are placed face to face with each other in the housing such that an operative force of a lever that is held in the housing and operated is transmitted to the movable contact member so that the movable contact member is moved and shifted to connect and separate the contacts so as to carry out a switching operation, comprising:

• a common fixed contact member and a fixed contact member that is different from the common fixed contact member that are placed in parallel with each other in the housing;
• said movable contact member having a tilt-movement fulcrum portion that is placed orthogonal to the parallel arranging direction of the respective fixed contact members, in a manner so as to freely tilt in the orthogonal direction, while being pressed toward the common fixed contact member side, at an intermediate position on one side member of a conductive plate spring member that is bent into a U shape, and a contact portion formed at one end of the one side member in the length direction with the tilt-movement fulcrum portion in the movable shifting direction of this one side member serving as a base point,
• wherein:
• a contact switching mechanism, which carries out a switching operation by reversing the movable contact member in a seesaw manner, based upon the pressing force of said lever that is made in contact with the movable contact member along the outer face length direction on the other side member thereof, with respect to contacting and separating processes between the contact portion of the fixed contact member and the contact portion of the movable contact member that are placed face to face with each other, with the tilt-movement fulcrum portion of the movable contact member being always in contact with the contact portion of the common fixed contact member, is installed;
• the lever, which is attached to the housing having said contact switching mechanism installed therein, so as to freely rotate, while being pressed to stick outward by a restoring spring, is installed;
• and,
• upon rotating the lever or returning the lever from the rotation, an arc shaped protrusion, formed on the base end of said lever along the rotation direction, is allowed to press and contact, or to press and separate from the other member side of said movable contact member, so that said movable contact member is elastically shifted to reverse the contact portion formed on one member side of said movable contact member toward the fixed contact member side so as to be switched.

A rotary-lever switch, which has a concave-shaped housing with one side being opened, a cover for sealing the opened face and a fixed conductive contact member and a movable contact member that are placed face to face with each other in the housing such that a pressing force of a lever that is held in the housing and operated is transmitted to the movable contact member so that the movable contact member is moved and shifted to connect and separate the contacts so as to carry out a switching operation, comprising:

• a common fixed contact member and a first fixed contact member and a second fixed contact member that are placed on both sides of the positions sandwiching said common fixed contact member in parallel with each other in the housing,
• said movable contact member having a tilt-movement fulcrum portion that is placed orthogonal to the parallel arranging direction of the respective fixed contact members, in a manner so as to freely tilt in the orthogonal direction, while being pressed toward the common fixed contact member side, at an intermediate position on one side member of a conductive plate spring member that is bent into a U shape;
• said movable contact member having a first movable contact portion and a second movable contact portion formed on both of the side positions in the length direction on one side member that sandwich the tilt-movement fulcrum portion in the movable shifting direction of said one side member;
• wherein:
• a contact switching mechanism, which carries out a switching operation by reversing the movable contact member in a see-saw manner, based upon the pressing force of said lever that is made in contact with the movable contact member along the outer face length direction on the other side member thereof, with respect to contacting and separating processes between the first fixed contact member and the first movable contact portion corresponding to one side as well as contacting and separating processes between the second fixed contact member and the second movable contact portion corresponding to the other side, with the tilt-movement fulcrum portion of the movable contact member being always in contact with the contact portion of the common fixed contact member, is installed;
• a lever, which is attached to the housing having said contact switching mechanism installed therein, so as to freely rotate, while being pressed to stick outward by a restoring spring, is installed;
• and, upon rotating the lever or returning the lever from the rotation, an arc shaped protrusion, formed on the base end of said lever along the rotation direction, is allowed to press and contact, or to press and separate from the other member side of said movable contact member, so that said movable contact member is elastically shifted to reverse either of the first movable contact portion and the second movable contact portion formed on one member side of said movable contact member toward the fixed contact member side so as to be switched.

A rotary-lever switch, which has a concave-shaped housing with one side being opened, a cover for sealing the opened face and a fixed conductive contact member and a movable contact member that are placed face to face with each other in the housing such that a pressing force of a lever that is held in the housing and operated is transmitted to the movable contact member so that the movable contact member is moved and shifted in a see-saw fashion to connect and separate the contacts of the two opposing contact members so as to carry out a switching operation, comprising:

• a common fixed contact member which has a fulcrum portion supporting said movable contact member in a see-saw fashion and is fixed in the housing, and a fixed contact member that is fixed to the housing in parallel with said common fixed contact member in a separated manner,
• said movable contact member having a tilt-movement fulcrum portion that is placed orthogonal to the parallel arranging direction of the respective fixed contact members, in a manner so as to freely tilt in the orthogonal direction, while being pressed toward the fulcrum portion of the common fixed contact member side, at an intermediate position on one side member of a conductive plate spring member that is bent into a U shape, and a contact portion formed on an end of the one member side in the length direction with the tilt-movement fulcrum portion on the one member side in the movable shifting direction serving as a base point, and
• a lever which is attached to the housing having said contact switching mechanism installed therein, so as to freely rotate, while being pressed to stick outward by a restoring spring,
• wherein, a contact-switching mechanism, which, upon rotating the lever or returning the lever from the rotation, allows an arc shaped protrusion that is formed so as to stick out along the base end portion of the lever along the rotation direction to press and contact or to press and separate from the other member side of said movable contact member, with the tilt-movement fulcrum portion of said movable contact member being allowed to always contact the fulcrum portion of said common fixed contact member, so that said movable contact member is elastically shifted to allow the contact portion formed on one member side of said movable contact member to reverse on the fixed contact member side to carry out contact and separation between the opposing said contact portion of the fixed contact member and the contact portion of said movable contact member based upon the pressing force of said lever that contacts the other member side of said movable contact member along the outer face length direction, and reverses said movable contact member in a see-saw fashion to carry out a switching operation, is installed;
• and
• an excessive tilt-movement regulating protrusion which sticks out toward said movable contact member side to prevent said movable contact member from making excessive tilt-movements is attached to the inner wall face of the housing on the fixed contact member side at which the two ends of said movable contact member face each other.

A rotary-lever switch, which has a concave-shaped housing with one side being opened, a cover for sealing the opened face and a fixed conductive contact member and a movable contact member that are placed face to face with each other in the housing such that a pressing force of a lever that is held in the housing and operated is transmitted to the movable contact member so that the movable contact member is moved and shifted in a see-saw fashion to connect and separate the contacts of the two opposing contact members so as to carry out a switching operation, comprising:

• a common fixed contact member which has a fulcrum portion supporting said movable contact member in a see-saw fashion and is fixed in the housing, and a first fixed contact member and a second fixed contact member that are placed on both sides of the positions sandwiching said common fixed contact member in parallel with each other;
• said movable contact member having a tilt-movement fulcrum portion that is placed orthogonal to the parallel arranging direction of the respective fixed contact members, in a manner so as to freely tilt in a see-saw fashion in the orthogonal direction, while being pressed toward the fulcrum portion of the common fixed contact member side, at an intermediate position on one side member of a conductive plate spring member that is bent into a U shape, and a first movable contact portion and a second movable contact portion formed on both sides of the positions in the length direction on one side member that sandwich the tilt-movement fulcrum portion in the movable shifting direction of said one side member;
• and
• a lever which is attached to the housing having said contact switching mechanism installed therein, so as to freely rotate, while being pressed to stick outward by a restoring spring,
• wherein, a contact-switching mechanism, which, upon rotating the lever or returning the lever from the rotation, allows an arc shaped protrusion that is formed so as to stick out along the base end portion of the lever along the rotation direction to press and contact or to press and separate from the other member side of said movable contact member, with the tilt-movement fulcrum portion of said movable contact member being allowed to always contact the fulcrum portion of said common fixed contact member, so that said movable contact member is elastically shifted to allow either of the contact portions of the first movable contact portion and the second movable contact portion formed on one member side of said movable contact member to reverse on the fixed contact member side to carry out contacting and separating processes between the opposing first fixed contact member and first movable contact portion as well as between the other opposing second fixed contact member and second movable contact portion, based upon the pressing force of said lever that contacts the other member side of said movable contact member along the outer face length direction, and reverses said movable contact member in a see-saw fashion to carry out a switching operation, is installed;
• and
• an excessive tilt-movement regulating protrusion which sticks out toward said movable contact member side to prevent said movable contact member from making excessive tilt-movements is attached to the inner wall face of the housing on the fixed contact member side at which the two ends of said movable contact member face each other.