Patent · US Expired

Apparatus for deforming pipe liners

US5092756A · kind A · utility

10Cited by
5References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 10, 1990
Grant dateMar 3, 1992
Priority date
Expiry dateDec 10, 2010

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29C53/086
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

Apparatus for deforming a pipe liner having a frame including an entry and an exit for the pipe liner passing through the frame and slidably adjustable discs and cylinders which cooperate to deform a pipe liner disposed intermediate the entry and exit, of the frame. The apparatus also includes a system of blocks, guide rods, and a chain assembly which regulate the deforming position of the discs and cylinders.

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