To provide a lock, in particular, a lock engaged with a domestic entrance door in an edge part, as to the lock for a movable wing.
This lock is the lock for the movable wing movable between an opened position and a closed position with respect to a frame includes casings (11, 12), a bolt (55) operable to be extended from the casings or retracted into the casings, an operation member (36) located in one side of the wing when used, and arranged pivot-movable-operably to retract the bolt, a pivot-movable locking member (44) arranged to be engaged automatically with the bolt to dead-lock the bolt, when the bolt is located in an extended position, and being present at least partially in the casings, and an integration element for providing, in the casings, at least one portion of support faces (38b, 138b) for a pivot shaft (43) of the operation member (36) or for a pivot shaft (41) of the pivot-movable locking member (44), or at least one portion of the support faces (38b, 138b) for the pivot shaft (41) of the operation member (36) and the pivot shaft (43) of the pivot-movable locking member (44).
| US4709566A | 1987-12-01 | |||
| US2651934A | 1953-09-15 | |||
| US4563885A | 1986-01-14 | |||
| US5794467A | 1998-08-18 |
Hironori Honda
Toshimitsu Ichikawa