Patent · US Expired

Pipe connector apparatus having gripping and sealing means

US4142739A · kind A · utility

99Cited by
11References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 18, 1977
Grant dateMar 6, 1979
Priority date
Expiry dateApr 18, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S285/912
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

Apparatus for connecting a cylindrical first member to a second member which may comprise: a tubular body attachable to the second member and adapted to receive one end of the first member; a gripping assembly carried by the body and movable from a radially expanded position, in which one end of the first member may be axially received and displaced from the body, to a radially contracted position gripping the exterior of the first member and preventing its axial displacement from the body; an annular seal assembly carried by the body and movable from a relaxed position, in which one end of the first member may be axially received therein, to a compressed position, sealingly engaging the first member; and an actuating assembly carried by the body and operable to move the gripping and seal assemblies to their contracted and compressed positions, respectively.

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