Patent · US Expired

Equalizer

US6321634A · kind A · utility

4Cited by
10References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 3, 2000
Grant dateNov 27, 2001
Priority date
Expiry dateJan 3, 2020

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF15B2211/4053
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

Apparatus for equalizing pressure between two conduits including means for sensing pressure in said conduits; valve means communicating between said conduits, said valve means adapted to open so as to equalize pressure between said conduits.

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