Patent · US Expired

Bladder type accumulator housing a gas bombe in its gas chamber

US4143678A · kind A · utility

23Cited by
6References
4Claims
0Family size

Inventors

Key dates

Filing dateOct 31, 1977
Grant dateMar 13, 1979
Priority date
Expiry dateOct 31, 1997

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF15B2201/435
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

In a bladder type accumulator the interior of which is divided by an expandable bladder into a gas chamber and a liquid chamber, a cartridge filled with gas is housed in said gas chamber, said cartridge is provided with a perforation means at its top for allowing pressure gas to flow out from said cartridge. During storage of the accumulator the cartridge is kept tightly closed so that the bladder remains relaxed and pressure of gas remains unchanged.

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