| 摘要 |
<p>PURPOSE:To unlock and open a door from inside of the door independently of whether or not a push button is locked from outside. CONSTITUTION:A handle body 4 pivotally fixed by being housed in a recess of a case is energized in rotation in the protruding direction by a spring 20, and an operating protrusive piece 7 to drive a lock plate 6 in rotation is protrusively arranged on the handle body 4, and a latch body 29 fitted in a guide hole of the case is slidingly energized toward a transverse pivot 5 by a spring 22, and a locking fastening protrusive piece 12 to be locked on and released from a receiving protrusion 11 of the handle body 4 is arranged on the latch body 29. An inclined cam surface is arranged on the latch body 29, and an operating protrusion 14 is protrusively arranged on the back face side of the latch body 29, and relief hole 15 in which the operating protrusion 14 protrudes is arranged in a bottom wall of the case, and an inclined cam surface is arranged on a push button 16 itself or a push bottom guide 17 fitted to the push button 16.</p> |
