Patent · US Expired

Keyboard support mechanism

US6176456A · kind A · utility

59Cited by
10References
40Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 10, 1998
Grant dateJan 23, 2001
Priority date
Expiry dateNov 10, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S248/918
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

A keyboard support mechanism employs a mounting member adapted to be fixed to a base, such as a desk or table top; a support adapted to support a keyboard; upper link having its front and rear ends connected to the support and mounting member by first and second pivot pins; a lower link having its front end connected to the support by a third pivot pin and its rear end formed with a bearing surface slidiably and pivotally enagaging the second pivot pin; and a locking device for selectively maintaining the support at a desired vertical position relative to the mounting member, wherein such locking device includes a downwardly facing planar locking surface on the mounting member and an upwardly facing curved locking surface on the rear end of the lower link.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.