Patent ID: 6413168
Filing Date: 2002-07-02
Classification: A63B,A63C,F16B,F16M,Y10T

Abstract:
An adjustable shaft assembly, comprising:a. an elongated shaft, having a lower end and an upper end, and including at least one locking tooth extending transversely from said upper end; b. a handle, said handle including: inner sleeve means, positioned about an upper portion of said elongated shaft, allowing longitudinal sliding adjustment of said shaft and said locking tooth within said inner sleeve when said tooth is in a disengaged, unlocked position; housing means positioned about said inner sleeve means, said housing means including a tooth rack; and, an outer sleeve positioned about said housing means; and, c. control handle means positioned about a lower end of said outer sleeve, said control handle means being rotatable in a first direction, for rotating said locking tooth into a disengaged, unlocked position from said tooth rack thereby allowing longitudinal adjustment of said shaft, and said control handle means being rotatable in a second direction, for rotating said locking tooth into an engaged, locked position with said tooth rack, thereby restraining longitudinal movement of said shaft.