Combination and key operated padlock with indicator

A padlock that can be opened either by setting a combination or by a key, having an indicator for indicating whether the padlock has been opened by said key, and including a housing and a shackle that is movable relative to the housing between a locked position and an unlocked position when the padlock is opened by said key or by setting said combination, wherein the indicator includes an indicator member connected to the housing for movement between first and second positions and being capable of displaying a first surface that is viewable through a window of the housing when the indicator member is in the first position, and of displaying a second surface through the window when in the second position, with the first and second surfaces differing in appearance one from the other.

A padlock having a housing and a shackle movable relative to the housing between a locked position and an unlocked position wherein the shackle can be opened for movement from the locked position to the unlocked position either by setting a combination or by a key, and having an indicator capable of displaying a normal first state until the indicator is switched to displaying the second state only as the result of the padlock being opened by said key wherein the indicator is resettable from displaying the second state to displaying the first state only if the shackle is opened by setting said combination.

A padlock having a housing and a shackle movable relative to the housing between a locked position and an unlocked position wherein the shackle can be opened for movement from the locked position to the unlocked position either by setting a combination or by a key, and having an indicator capable of displaying a normal first state until the indicator is switched to displaying the second state only as the result of the padlock being opened by said key, wherein the housing has an interior region and has a window that opens through a wall of the housing into the interior region, wherein the indicator includes an indicator member supported in the interior region for movement between a first state position and a second state position, with a first surface of the indicator member being displayed in the window of the housing when the indicator is in the first state position so as to display said first state, and with a second surface of the indicator member being displayed in the window of the housing when the indicator is in the second state position so as to display said second state.

A padlock having a housing and a shackle that is movable relative to the housing between a locked position and an unlocked position, a locking mechanism for retaining the shackle in the locked position, dial means for causing the locking mechanism to release the shackle for movement from the locked position to the unlocked position in response to entry of a predetermined combination, key responsive means for causing the locking mechanism to release the shackle for movement from the locked position to the unlocked position in response to insertion and turning of a correctly configured key, and an indicator connected to the key responsive means for indicating if the shackle has been released for movement from the locked position to the unlocked position in response to insertion and turning of said key, wherein the housing defines an aperture, and wherein the indicator is visible through the aperture to indicate if the shackle has been released for movement from the locked position to the unlocked position in response to said insertion and turning of said key.

A padlock having a housing and a shackle that is movable relative to the housing between a locked position and an unlocked position, a locking mechanism for retaining the shackle in the locked position, dial means for causing the locking mechanism to release the shackle for movement from the locked position to the unlocked position in response to entry of a predetermined combination, key responsive means for causing the locking mechanism to release the shackle for movement from the locked position to the unlocked position in response to insertion and turning of a correctly configured key, and an indicator connected to the key responsive means for indicating if the shackle has been released for movement from the locked position to the unlocked position in response to insertion and turning of said key, additionally including means for resetting the indicator after the shackle has been released for movement from the locked position to the unlocked position in response to said entry of said predetermined combination.

In a padlock of the type having a housing, a shackle that is movable relative to the housing between a locked position and an unlocked position, a locking mechanism for normally retaining the shackle in the locked position, and for responding to entry of a combination and to insertion and turning of a key to release the shackle for movement from the locked position to the unlocked position, the improvement of an indicator viewable through an aperture defined by the housing for indicating when the locking mechanism has responded to said insertion and turning of said key to release the shackle for movement from the locked position to the unlocked position.