Lid latch device in camera
AssigneeAsahi Kogaku Kogyo Kabushiki Kaisha
InventorMasayuki Misawa
Life of this patent
Estimating the term…
Abstract
A lid latch device is provided, which is adapted to be used for a back lid openable to a camera. The back lid latch device is provided with a latch member for latching the back lid in a closed position, an open button for releasing the latch member upon movement of the open button from a latched position to a released position, and a detection switch for switching an output signal from a first predetermined level to a second predetermined level. The switch device is actuated directly by the back lid only when the back lid is moved to the closed position and latched by the latch member.
Claims39
A lid latch device adapted to be used for a back lid openable to a camera, said device comprising:
- latch means for latching said back lid in a closed position;
- release means for releasing said latch means, said back lid being unlatched from said closed position when said latch means is released;
- and
- switch means for switching an output signal from a first predetermined level to a second predetermined level, said switch means being actuated directly by said back lid only when said back lid is moved to said closed position and latched by said latch means.
A lid latch device adapted to be used for a back lid openable to a camera, said device comprising:
- latch means for latching said back lid in a closed position;
- release means for releasing said latch means, said latch means being released when said release means is moved from a resting position to an operating position, said back lid being unlatched by said release of said latch means;
- an engaging portion which is formed on one of said back lid and said latch means;
- and
- switch means provided on the other of said back lid and said latch means, for switching a level of an output signal from a first predetermined level to a second predetermined level, said switch means being actuated directly by said back lid only when said back lid is moved to said closed position and latched by said latch means.
A lid latch device adapted to be used for a back lid openable to a camera, said device comprising:
- latch means for latching said back lid in a closed position;
- release means for releasing said latch means upon movement of said release means from a resting position to an operating position;
- urging means for forcing said release means in the direction of said resting position, during said movement of said release means from said resting position to said operating position;
- and
- switch means for switching a level of an output signal from a first predetermined level to a second predetermined level, said switch means being actuated directly by said back lid only when said back lid is moved to said closed position and latched by said latch means.
A detection mechanism for detecting a closing of a back lid of a camera, said camera including latch means for latching said back lid in a closed position;
- and release means for releasing said latch means, said back lid being unlatched from said closed position when said latch means is released, said mechanism comprising:
- an engaging portion provided to said back lid, said latch means including a hook portion for engaging said engaging portion thereby latching said back lid in the closed position;
- and
- switch means for switching an output signal from a first predetermined level to a second predetermined level, said switch means being actuated directly by said engaging member of the back lid only when said back lid is moved to said closed position and latched by said latch means.
Dependencies are inferred from the claim text.