Patent · US Expired

Clamping apparatus for holding a toolholder shank

US4726268A · kind A · utility

23Cited by
23References
8Claims
0Family size

Assignees

Inventor

Key dates

Filing dateJan 27, 1987
Grant dateFeb 23, 1988
Priority date
Expiry dateJan 27, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T409/30952
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An apparatus for holding a tubular shank of a toolholder is provided with a tool support member bore for receiving the shank and first and second radially reciprocal movable clamping jaws for holding the shank in the bore. The movement of the clamping jaws is radially activated by rotation of a radially aligned differentially threaded member engaging both clamping jaws.

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