EXTENDABLE KEYBOARD SUPPORT ASSEMBLY

摘要

12 TITLE EXTENDABLE KEYBOARD SUPPORT ASSEMBLY APPLICANT RUBBERMAID COMMERCIAL PRODUCTS, INC. INVENTOR James F. HAMPSHIRE Hugh F. GROTH - and John M. COLLINS A keyboard support assembly for a computer work stand is disclosed comprising a sub-plate (74) having a profiled opening (98,100) along each side, and a keyboard support plate (78) residing on top of the sub-plate. A pair of pivotal locking devices (138) are attached to underside of the keybaord support plate to depend into the subplate profiled openings, and to selectively engage against an underside of the sub-plate as the keyboard support plate is slideably re-positioned thereon. The locking devices (138) include gear teeth (140) which engage with a gear rack segment (102) along the sub-plate underside.