Patent · US Expired

Quick action bar clamp with improved stiffness and release button

US6929253B2 · kind B2 · utility

29Cited by
6References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 4, 2003
Grant dateAug 16, 2005
Priority date
Expiry dateApr 19, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB25B5/163
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A bar clamp operates by squeezing a handle to close a jaw. The improvements of the present invention include: A rigid locking wedge geometry wherein the wedges are parallel to each other, a simplified wire form release element, a structure for retaining a jaw locking knob upon the jaw, and a snap fitted gripping pad.

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