Patent · US Expired

Composite gasket for the locked assembly of spigot and socket pipes

US5219189A · kind A · utility

21Cited by
3References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 10, 1992
Grant dateJun 15, 1993
Priority date
Expiry dateJan 10, 2012

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16L37/0845
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

Composite gasket for locked assembly between a first pipe T1 with a socket 15 and a second pipe T2 with a spigot 20. The gasket G comprises locking inserts 7 with a nose 11 for catching on the spigot 20. The inserts 7 are capable of an angular movement varying their inclination relative to the axis X--X of the gasket G. The invention is used for the locking of pipes having wide diametral production tolerances.

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