Patent · US Expired

Fluid coupling

US4907830A · kind A · utility

43Cited by
19References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 8, 1988
Grant dateMar 13, 1990
Priority date
Expiry dateNov 8, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S285/917
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A fluid coupling for a corrugated pipe, comprising a coupling body having an axial through hole including a pipe insertion portion and a fluid passage portion, metallic seal means arranged on the fluid passage side of the pipe insertion portion, for sealing an end portion of a corrugated pipe pressed against the same, clamp means having at least three segments arranged in the circumferential direction and adapted to tightly hold the peripheral portion of the corrugated pipe inserted in the insertion portion, and retaining means for axially and immovably retaining the clamp means so that the end portion of the corrugated pipe is pressed against the seal means, to be sealed thereby.

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