Method of manufacturing ventilating device and the ventilating device

A ventilating device, comprising:

• a silencer box including an opening on one of the surfaces;
• a lid being fixed to said box for closing said opening;
• a structure comprising said box and said lid constituting at least first air flow path to its interior, the first air flow path having opposed upper and lower surfaces, and a second air flow path;
• said structure including an inlet and an outlet for said first air flow path, and including an inlet and an outlet for said second air flow path;
• an electric motor of both shaft type being fixed to the lower surface of said first air flow path inside said first air flow path, with a rotary shaft thereof provided in a horizontal direction;
• a first blower for air supply or exhaust being installed to one end side of said electric motor, with a suction hole opened to one side surface of said silencer box, and an outlet opened inside said first air flow path;
• and
• a second blower for exhaust or air supply being installed to the other end side of said electric motor, with a suction hole opened to other side surface of said silencer box, and an outlet opened to a partition constituting said first air flow path;
• wherein said lid is positioned to the lower surface of said silencer box;
• and
• said electric motor is rested on said lid.

A ventilating device, comprising:

• a silencer box including an opening on one of the surfaces;
• a lid being fixed to said box for closing said opening;
• a structure comprising said box and said lid constituting at least first air flow path to its interior, the first air flow path having opposed upper and lower surfaces, and a second air flow path;
• said structure including an inlet and an outlet for said first air flow path, and including an inlet and an outlet for said second air flow path;
• an electric motor of both shaft type being fixed to the lower surface of said first air flow path inside said first air flow path, with a rotary shaft thereof provided in a horizontal direction;
• a first blower for air supply or exhaust being installed to one end side of said electric motor, with a suction hole opened to one side surface of said silencer box, and an outlet opened inside said first air flow path;
• and
• a second blower for exhaust or air supply being installed to the other end side of said electric motor, with a suction hole opened to other side surface of said silencer box, and an outlet opened to a partition constituting said first air flow path;
• wherein said lid is positioned to a side surface of said silencer box;
• said electric motor is rested on a bottom surface of said silencer box;
• and
• said lid is in contact with a member of said suction hole of either said first blower or said second blower.

A ventilating device, comprising:

• a silencer box including an opening on one of the surfaces;
• a lid being fixed to said box for closing said opening;
• a structure comprising said box and said lid constituting at least first air flow path to its interior, the first air flow path having opposed upper and lower surfaces, and a second air flow path;
• said structure including an inlet and an outlet for said first air flow path, and including an inlet and an outlet for said second air flow path;
• an electric motor of both shaft type being fixed to the lower surface of said first air flow path inside said first air flow path, with a rotary shaft thereof provided in a horizontal direction;
• a first blower for air supply or exhaust being installed to one end side of said electric motor, with a suction hole opened to one side surface of said silencer box, and an outlet opened inside said first air flow path;
• and
• a second blower for exhaust or air supply being installed to the other end side of said electric motor, with a suction hole opened to other side surface of said silencer box, and an outlet opened to a partition constituting said first air flow path;
• wherein casings of said first blower and said second blower are respectively fixed to end brackets of said electric motor;
• each of said first blower and said second blower comprises impellers, and openings of said casings at said suction hole side are larger in diameter than that of said impellers of said blower;
• and
• each of said suction holes comprises a flange and a suction pipe, and said flanges are installed detachably to said casings.

A ventilating device, comprising:

• a silencer box including an opening on one of the surfaces;
• a lid being fixed to said box for closing said opening;
• a structure comprising said box and said lid constituting at least first air flow path to its interior, the first air flow path having opposed upper and lower surfaces, and a second air flow path;
• said structure including an inlet and an outlet for said first air flow path, and including an inlet and an outlet for said second air flow path;
• an electric motor of both shaft type being fixed to the lower surface of said first air flow path inside said first air flow path, with a rotary shaft thereof provided in a horizontal direction;
• a first blower for air supply or exhaust being installed to one end side of said electric motor, with a suction hole opened to one side surface of said silencer box, and an outlet opened inside said first air flow path;
• and
• a second blower for exhaust or air supply being installed to the other end side of said electric motor, with a suction hole opened to other side surface of said silencer box, and an outlet opened to a partition constituting said first air flow path;
• wherein said first air flow path is shaped so as to reach said outlet of said first air flow path via an opposite position from said outlet of said first blower.

A ventilating device, comprising:

• a silencer box including an opening on one of the surfaces;
• a lid being fixed to said box for closing said opening;
• a structure comprising said box and said lid constituting at least first air flow path to its interior, the first air flow path having opposed upper and lower surfaces, and a second air flow path;
• said structure including an inlet and an outlet for said first air flow path, and including an inlet and an outlet for said second air flow path;
• an electric motor of both shaft type being fixed to the lower surface of said first air flow path inside said first air flow path, with a rotary shaft thereof provided in a horizontal direction;
• a first blower for air supply or exhaust being installed to one end side of said electric motor, with a suction hole opened to one side surface of said silencer box, and an outlet opened inside said first air flow path;
• and
• a second blower for exhaust or air supply being installed to the other end side of said electric motor, with a suction hole opened to other side surface of said silencer box, and an outlet opened to a partition constituting said first air flow path;
• wherein said structure constitutes a second air flow path and a third air flow path;
• said suction hole of said second blower is opened to said second air flow path;
• and
• said outlet of said second blower is opened to said third air flow path.

A ventilating device, comprising:

• a silencer box including an opening on one of the surfaces;
• a lid being fixed to said box for closing said opening;
• a structure comprising said box and said lid constituting at least first air flow path to its interior, the first air flow path having opposed upper and lower surfaces, and a second air flow path;
• said structure including an inlet and an outlet for said first air flow path, and including an inlet and an outlet for said second air flow path;
• an electric motor of both shaft type being fixed to the lower surface of said first air flow path inside said first air flow path, with a rotary shaft thereof provided in a horizontal direction;
• a first blower for air supply or exhaust being installed to one end side of said electric motor, with a suction hole opened to one side surface of said silencer box, and an outlet opened inside said first air flow path;
• and
• a second blower for exhaust or air supply being installed to the other end side of said electric motor, with a suction hole opened to other side surface of said silencer box, and an outlet opened to a partition constituting said first air flow path;
• wherein said outlet of said first blower and said outlet of said second blower are located towards identical radial direction of said rotary shaft.

A method of manufacturing a ventilating device, the method comprising:

• preparing a silencer box capable of storing in the interior thereof an air flow path for air supply equipped with an inlet and an outlet for air, and an air flow path for exhaust equipped with an inlet and an outlet for air which are different from said former inlet and outlet, said silencer box having an opening at least at the upper surface thereof;
• preparing an air blow device including an air supply blower mounted to one end of a rotary shaft of a double-blower-type electric motor and an exhaust blower mounted to the other end thereof, said air supply blower and said exhaust blower each comprising a casing having an inlet and an outlet for air and an impeller, respectively;
• inserting said air blow device from said opening formed to the upper surface of said silencer box to said air flow path for exhaust, by relatively moving said silencer box and said air blow device in the vertical direction;
• fixing said air blow device to said silencer box in a state where the rotary shaft of said air blow device is positioned in the horizontal direction;
• covering said opening through which said air blow device is inserted with a lid;
• and
• thereby constituting said air flow path for air supply and said air flow path for exhaust, and forming as a result four openings for ventilation.

A method for manufacturing a ventilating device, the method comprising:

• preparing a silencer box capable of storing in the interior thereof an air flow path for air supply equipped with an inlet and an outlet for air, and an air flow path for exhaust equipped with an inlet and an outlet for air different from said former inlet and outlet, said silencer box having an opening at least at the lower surface thereof;
• preparing an air blow device including an air supply blower mounted to one end of a rotary shaft of a double-blower-type electric motor and an exhaust blower mounted to the other end thereof, and further mounting said air blow device on a lid for covering said opening formed to the lower surface of said silencer box, said air supply blower and said exhaust blower each comprising a casing having an inlet and an outlet for air and an impeller, respectively;
• inserting said air blow device from said opening formed to the lower surface of said silencer box to said air flow path for exhaust, by relatively moving said silencer box and said air blow device in the vertical direction;
• fixing said lid to said silencer box;
• and
• thereby constituting said air flow path for air supply and said air flow path for exhaust, and forming as a result four openings for ventilation.

A ventilating device, comprising:

• a silencer box having an opening formed to one surface thereof;
• a lid being fixed to said silencer box for closing said opening;
• a structure comprising said silencer box and said lid further having in the interior thereof an air flow path for air supply, the air flow path for air supply having opposed upper and lower surfaces, and an air flow path for exhaust;
• said structure including an inlet and an outlet for said air flow path for air supply, and further including an inlet and an outlet for said air flow path for exhaust;
• a double-blower-type electric motor being fixed to the lower surface of said air flow path for exhaust within said air flow path for exhaust, with the rotary shaft thereof arranged in the horizontal direction;
• an exhaust blower mounted to one end of said electric motor and positioned within said air flow path for exhaust, having a suction opening connected to said inlet of said air flow path for exhaust and an outlet opened into said air flow path for exhaust;
• and
• an air supply blower mounted to the other end of said electric motor and positioned within said air flow path for exhaust, having a suction opening connected to said inlet of said air flow path for air supply and an outlet opened into said air flow path for air supply.

A car comprising:

• a car body;
• a silencer box having an opening formed to one surface thereof;
• a lid being fixed to said silencer box for closing said opening;
• a structure comprising said silencer box and said lid further having in the interior thereof an air flow path for air supply and an air flow path for exhaust;
• said structure including an inlet and an outlet for said air flow path for air supply, and further including an inlet and an outlet for said air flow path for exhaust;
• a double-blower-type electric motor being fixed to the lower surface of said air flow path for exhaust within said air flow path for exhaust, with the rotary shaft thereof arranged in the horizontal direction;
• an exhaust blower mounted to one end of said electric motor and positioned within said air flow path for exhaust, having a suction opening connected to said inlet of said air flow path for exhaust and an outlet opened into said air flow path for exhaust;
• and
• an air supply blower mounted to the other end of said electric motor and positioned within said air flow path for exhaust, having a suction opening connected to said inlet of said air flow path for air supply and an outlet opened into said air flow path for air supply;
• wherein said inlet of said air flow path for exhaust is connected to said car body;
• and
• said inlet and said outlet of said air flow path for air supply is also connected to said car body.

A method of manufacturing a ventilating device, the method comprising:

• preparing a silencer box capable of storing in the interior thereof an air flow path for air supply equipped with an inlet and an outlet for air, and an air flow path for exhaust equipped with an inlet and an outlet for air which are different from said former inlet and outlet, said silencer box having an opening at least at one side surface thereof;
• preparing an air blow device including an air supply blower mounted to one end of a rotary shaft of a double-blower-type electric motor and an exhaust blower mounted to the other end thereof, said air supply blower and said exhaust blower each comprising a casing having an inlet and an outlet for air and an impeller, respectively;
• inserting said air blow device to said air flow path for exhaust, by relatively moving said silencer box and said air blow device in the horizontal direction;
• fixing said air blow device to said silencer box in a state where the rotary shaft of said air blow device is positioned in the horizontal direction;
• covering said opening at said side surface with a lid;
• and
• thereby constituting said air flow path for air supply and said air flow path for exhaust, and forming as a result four openings for ventilation.