초록 ▼

A roller assembly for sliding doors having a pair of housings one within the other with a coil spring yieldingly urging the inner housing in a direction away from the outer housing, the inner housing supporting a wheel that extends beyond the housing. Tabs are struck on the side walls of the outer h

A roller assembly for sliding doors having a pair of housings one within the other with a coil spring yieldingly urging the inner housing in a direction away from the outer housing, the inner housing supporting a wheel that extends beyond the housing. Tabs are struck on the side walls of the outer housing limiting the outer movement of the inner housing and for the securing of the assembly in a sliding door frame.

대표청구항 ▼

A roller assembly for sliding doors comprising a roller support member having a top wall and side walls in spaced relation to each other, a roller rotatably mounted between said side walls, a further support member, means telescopically mounting said further support member on said roller support mem

A roller assembly for sliding doors comprising a roller support member having a top wall and side walls in spaced relation to each other, a roller rotatably mounted between said side walls, a further support member, means telescopically mounting said further support member on said roller support member, spring means mounted between said members yieldingly urging said roller support member outwardly of said further support member, means mounted on said further support member frictionally engaging said roller support member and restraining the outward movement of said roller support member, a threaded bore mounted on said further support member and a threaded member mounted in said threaded bore engaging said roller support member whereby upon the threading of said threaded member in the direction of said support member, said roller support member is compelled to slide past said restraining means, and said spring means effecting an outward sliding movEment of said roller support member.