Patent · US Expired

Portable powered pipe working machine

US4682919A · kind A · utility

45Cited by
10References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 5, 1986
Grant dateJul 28, 1987
Priority date
Expiry dateMay 5, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T409/30644
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A portable powered machine particularly suited for cutting and bevelling large diameter pipe of various composition. The machine comprises a carriage and adjustable link assembly movable manually about the periphery of a pipe. A motor for rotating a cutting and bevelling tool is mounted in the carriage for adjustable movement radially of the pipe. A tool guard housing having a rectractable cover is mounted to the carriage for adjustable movement with the motor.

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