Patent · US Expired

Trailer hitch

US6669223B2 · kind B2 · utility

12Cited by
14References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 11, 2002
Grant dateDec 30, 2003
Priority date
Expiry dateOct 11, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49622
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A vehicle trailer hitch including an aluminum tubular U-shaped strut and a cast aluminum receiver mounted thereto. Ends of the strut tube are flatted to form integral planar mounting flanges for mounting the hitch to a vehicle.

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