A conduit length adjustment device including a tubular housing slidably supporting a cylindrical slider member (24), the housing including a box-like access opening for receiving a U-shaped lock button (26). A pair of lugs (52, 54) are disposed on the exterior of the side walls (38) and each of the legs of the lock button (26) includes a pair of holes (56, 58) for co-acting with the lugs (52, 54) for defining detents for retaining the lock button (26) in unlocked and locked positions respectivel...

A corner lock carton exhibiting improved lock retention includes a base panel, a pair of wall panels, and a locking flap panel joined to one of the wall panels. The other wall panel includes a locking slit formed inwardly thereon to receive the locking flap panel. The slit has a vertical segment, a horizontal segment, and an angled segment connecting the vertical and horizontal segments the ends of the angled segments being disposed at an angle of 40.degree. to the vertical segment. The flap pan...

A lock off-lock on for a handle of an electric circuit breaker includes a unitary metallic member having a first handle engaging portion adapted to be inserted into an opening of a circuit breaker handle. The opening can be provided in a direction perpendicular to the reciprocating movement path of the handle between "on" and "off" positions. The member includes a second handle engaging portion joined to the first portion by a bight to form a U-shaped structure. The second handle engaging portio...

A connector with a lock mechanism is provided. The lock mechanism 11 comprises a lock arm 3 provided on an outer surface of a plug frame 10A and a pair of supports 5A, 5B arranged near respective lateral ends of the lock arm 3. The pair of supports 5A, 5B are formed integrally to protrude from the outer surface of the plug frame 10A. A pair of torque rods 4A, 4B being fixed to the pair of supports 5A, 5B support the lock arm 3 on respective lateral ends such that a hook 3A to be latched on a rec...

The antipanic lock comprises at least a bolt and an actuating rod pivotingly connected to a door by a unit formed by at least two housings fixed onto the door and two levers (2) integral, towards their one end, with the actuating rod and pivotingly mounted, at their other end, into an associated housing (4); said lock comprises a torsion spring (10), in a first dihedron corresponding to a first direction of opening of the door, the actuating rod and the levers (2) towards a neutral position, one...

A cylindrical lock is locked, the "locked" position is kept from the outside knob, which can not be revolved to open the door, but the inside knob is turnable to open the door after the lock is locked.

A cylindrical lock comprising two limit plates, whose movement can control the outside knob and the inside knob both unturnable or the outside knob unturnable but the inside knob turnable.

A cylinder for a safety lock with a cylinder housing and a cylinder plug has tumblers made in the form of plug pins and housing pins. The tumblers are aligned by a key inserted into the lock. Each row of the housing pins is mounted with an associated pin spring in a respective separate chamber, the chambers being installed in respective recesses in the cylinder housing. The separate chambers are made in the form of sliders insertable in the axial direction in longitudinal channels in the cylinde...

A shield for a lock or lock box that protects surfaces that said locks or lock boxes contact from being scratched or damaged. The shield, which is generally a rectangular shape, is cut out of a flat sheet of flexible and resilient material. A single horizontal slot is or two horizontal slots are provided near the top end of the shield for weaving onto the shackle of a lock or lock box. The middle portion of the shield extends down the back of said lock or lock box. A generally u-shaped cut near ...

An improved lock mechanism comprising an anti-pry shield having a hollow body with a first end and a second end, and a cylindrical shield at its first end; a knob-set cylinder having a plug with a key end and a driver end; a monolithic cylinder guard having a body with a beveled exterior side wall between a first end and a second end, the second end having a bore, a cylinder receiver having a cavity open to the first end, the cavity adapted to receive the knob-set cylinder from the first end, th...