초록 ▼

A brake assembly is universally mountable to any one of several different types and sizes of hand trucks. The complete brake assembly includes a brake control handle that is removably attached to the upper frame of the hand truck; a brake bar assembly having a base removably attached to the axle of

A brake assembly is universally mountable to any one of several different types and sizes of hand trucks. The complete brake assembly includes a brake control handle that is removably attached to the upper frame of the hand truck; a brake bar assembly having a base removably attached to the axle of the hand truck, and a horizontally extending brake bar with brake pads on its two ends adapted to engage the wheels; a cam mechanism for depressing the brake bar; and a cable coupling the brake control handle to the cam mechanism.

대표청구항 ▼

A brake assembly removably attachable as an accessory to a hand truck of the type that includes a vertically extending frame having a lower end supported by an axle on a pair of wheels, and a hand grippable upper frame portion, said brake assembly comprising: (a) a base adapted to be removably attac

A brake assembly removably attachable as an accessory to a hand truck of the type that includes a vertically extending frame having a lower end supported by an axle on a pair of wheels, and a hand grippable upper frame portion, said brake assembly comprising: (a) a base adapted to be removably attached to the axle; (b) a cam plate adapted to be horizontally positioned above said base in parallel relation thereto; (c) at least one vertically extending post connected between said base and said cam plate so as to support said cam plate at a fixed elevation above the axle; (d) means for inhibiting rotatable movement of said base, said cam plate, and said at least one post relative to the axle; (e) a brake bar horizontally disposed between said base and said cam plate in generally parallel relationship thereto, and having brake pads supported from its respective ends; (f) a vertically extending guide rod having its lower end secured to said brake bar and extending upward in vertically movable relation to said cam plate; (g) a cam mechanism associated with the under side of said cam plate and coupled to said guide rod for depressing said brake bar; (h) a brake control handle removably attachable to the hand grippable upper frame portion of the hand truck; and (i) a cable coupling said brake control handle to said cam mechanism and upwardly actuatable for depressing said brake bar.