Patent ID: 9470020
Filing Date: 2016-10-18
CPC Classification: E05B,G03G

Claim Text:
1. A cover opening/closing device, comprising: an engage mechanism provided at either one of an apparatus body and a turning cover centering a turning shaft with respect to the apparatus body; and a lock mechanism provided on either other one of the apparatus body and the cover; the lock mechanism including: a button provided to be able to move linearly in a normal line direction of an appearance surface of the either other one of the apparatus body and the cover; a lock housing holding the button; a lock member provided to be able to move linearly in a direction in parallel with the appearance surface between a lock position where the lock member is engaged with the engage mechanism and an unlock position where the lock member is disengaged; and an interlocking mechanism interlocking a movement of the button with a movement of the lock member; the lock member includes a through opening at a center part thereof, the interlocking mechanism including: a return member returning the button to an initial position; an oblique groove provided at either one of the button and the lock member and extending obliquely with respect to a normal line of the appearance surface; and a projection part provided in either other one of the button and the lock member and fitting movably inside the oblique groove; the return member penetrates through the through opening of the lock member and is disposed between the lock housing and the button, the oblique groove causing a relative movement of the projection part so as to interlock a pressing operation of the button located at the initial position with a movement of the lock member heading to the unlock position and causing a relative movement of the projection part so as to interlock a return operation of the button caused by the return member with a movement of the lock member heading to the lock position.