Patent · US Expired

Lug nut wrench

US5218730A · kind A · utility

5Cited by
4References
6Claims
0Family size

Inventor

Key dates

Filing dateDec 26, 1991
Grant dateJun 15, 1993
Priority date
Expiry dateDec 26, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/538
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A lug nut wrench for removing and replacing wheel covers, and to remove and replace lug nuts carried on vehicle axles to mount and dismount wheels or rims. The tool includes a collapsible inner and outer tubes with a sleeve carried on said outer tube, capable of being positioned at multiple locations along the tube, with a shank which detachably carries a socket which engages the lug nuts. A detend is carried by said inner tube which engages holes in said outer tube to lock said tubes at selected locations. A rod having a tapered end portion to fit between the rim and wheel cover is provided, extending from the lever at the end opposite to the sleeve, and which is also used to provide a hand hold to assist in rotating the lever to rotate or turn the lug nuts.

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