Patent · US Expired

Air valve

US4513771A · kind A · utility

13Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 7, 1983
Grant dateApr 30, 1985
Priority date
Expiry dateNov 7, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/6096
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An air valve is disclosed having a valve plate with a snap-in lever-bearing at one end and a similar lever-bearing at the opposite end or optionally a snap-in bearing without a lever at the latter end.

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