Patent · US Expired

Quick connection for the removable join of pipes

US6840548B2 · kind B2 · utility

38Cited by
17References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 3, 2003
Grant dateJan 11, 2005
Priority date
Expiry dateMay 1, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S285/924
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A quick connect coupling for joining two pipes which includes a male and a female element adapted to fit axially in each other. A body of the female element is equipped with a resiliently urged bolt mounted to slide in the body and provided with a central opening for receiving the male element. A wall of the opening is equipped with three teeth offset with respect to one another along a median axis of the opening. The male element is provided with a shoulder adapted to rest selectively against one of the teeth. When the male element rests against an intermediate tooth, a the downstream pipe is placed in communication with ambient atmosphere.

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