Patent · US Expired

Leaktight coupling

US6767017B2 · kind B2 · utility

31Cited by
5References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 4, 2002
Grant dateJul 27, 2004
Priority date
Expiry dateApr 24, 2022

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16L23/16
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A leaktight coupling between channels formed in two pieces that bear against each other via an intermediate block having at least one duct passing therethrough suitable for putting the respective channels in each of the pieces into communication with one another, the duct forming a housing for an insert provided with beads. The intermediate block has a tubular insert and a sealing device positioned in register with one of the pieces that is to bear against the intermediate block. The beads of the tubular insert are compressed between a shoulder formed in the duct and the other one of the pieces that is to bear against said intermediate block once the intermediate block is mounted between the two pieces.

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