초록 ▼

An adjustable roller mechanism for a sliding closure having a case attachable to the sliding closure and a roller-mounting bracket mountable thereon for adjustable movement to varying positions extending from the case. A smooth surfaced cam is rotatably mounted to control the adjusted position of th

An adjustable roller mechanism for a sliding closure having a case attachable to the sliding closure and a roller-mounting bracket mountable thereon for adjustable movement to varying positions extending from the case. A smooth surfaced cam is rotatably mounted to control the adjusted position of the roller bracket and a modified planocentric gear assembly operable by manually rotating a mounting shaft provides a gear reduction drive for rotation of the cam and for automatically locking the cam in any rotative position.

대표청구항 ▼

An adjustable roller mechanism for a sliding closure comprising, a housing, a shaft rotatably mounted in said housing, roller bracket means having roller means associated with said housing and movable transversely to the axis of rotation of said shaft, a cam rotatably mounted on said shaft and havin

An adjustable roller mechanism for a sliding closure comprising, a housing, a shaft rotatably mounted in said housing, roller bracket means having roller means associated with said housing and movable transversely to the axis of rotation of said shaft, a cam rotatably mounted on said shaft and having a smooth, continuous cam surface engageable with said roller bracket means whereby said cam in different rotative positons causes different positions of extension of said roller bracket means relative to said housing, and gear reduction drive means operable for rotating said cam in response to rotation of said shaft.