To provide a compact and lightweight coin supply type lock device which uses its front base material of synthetic resin, has a simple attachment structure and also closes a coin slot in its lock mode.
The front base material uses the synthetic resin, and an engagement part is provided on the back side of the base material. A protection cover is attached at the engagement part, and a tongue piece of the cover is used as a lock part and attached to a door. At the same time, a coin slot linked to a coin path is prepared at the base material with a cylinder lock provided outside the base material. In addition, a lock lever 40 is provided on the back side of the base material to move in both locking and unlocking directions by revolutions of the cylinder lock together with a cut part 47 and a projection piece 48 formed at the upper part of the lever 40. In an unlock mode, the part 47 is coincident with the coin slot and a coin C can be supplied. On the other hand, the piece 48 is coincident with the coin slot to close it in a lock mode and the supply of the coin C is rejected.
KISHIMOTO RYOZO
OBARA MASAO
