Abstract: A device for destructing needles and syringes includes a base housing (20) and an upper closure body (22). One side of the housing (20) is open to slidably receive a receptacle (21) to receive severed needles and associated parts. The body (22) includes a rotary die member (32,33) mounted therein for severing the needles and syringes. The receptacle (21) is automatically locked in a closed position upon withdrawal from the base housing (20).

Abstract: A self-standing floor sign comprising two panels (15 and 16) hinged together at their upper ends, one panel (16) having a tubular hinge portion (24) provided with a slot (27) (28), the other panel having a core (31) (32) rotatable in said hinge portion (24), said core having a laterally directed U-shaped notch (31') (32') adapted to allow said core to hook into and pass laterally through said slot (27) (28) into said hinge portion (24) by simultaneously rotating and pressing radially inward on said core (31) (32) to snap it past the upper edge of said slot (27) (28).

Abstract: A platform hand truck having an integrally formed rectangular platform preferably of synthetic resin with a planer top deck and a depending rim flange. The deck is reinforced on its underside with a patterned rib structure provided with a plurality of recesses for receiving caster-mounting adapter blocks of synthetic resin in selective arrangements. The adaptor blocks are designed to embrace reinforcing angles supporting caster plates carrying the platform. A removable cover of plastic material is preferably provided for enclosing the platform.