Patent · US Expired

Valve disc and drive shaft assembly

US5226630A · kind A · utility

1Cited by
6References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 27, 1992
Grant dateJul 13, 1993
Priority date
Expiry dateJan 27, 2012

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16K1/22
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A valve disc and drive shaft assembly wherein the end of the drive shaft seats in a blind bore at the periphery of the valve disc. The end of the shaft or the base of the bore is formed with a tang, extending perpendicularly to the plane of the disc, seating in an elongated recess in the base of the bore or end of the shaft respectively.

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