Patent · US Expired

Sleeve valve with integral control chamber

US4496132A · kind A · utility

17Cited by
5References
4Claims
0Family size

Inventor

Key dates

Filing dateDec 2, 1982
Grant dateJan 29, 1985
Priority date
Expiry dateDec 2, 2002

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16K7/10
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A sleeve valve comprising an elastomer sleeve folded onto itself, the two peripheral ends being fixedly held so that an integral control chamber is created, an opening being provided in said chamber for connecting it to a control pressure source, no housing being required.

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