Patent · US Expired

Device for clamping and centering of two parts to be welded together

US4776507A · kind A · utility

4Cited by
17References
34Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 31, 1986
Grant dateOct 11, 1988
Priority date
Expiry dateJul 31, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/53917
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A device is provided for clamping and centering two parts to be welded together, such as a flange or edge against a pipe or two pipes against each other, or a pipe against a pipe, so that the parts can be welded together in a clamped position. The device comprises a clamping tool which is in the form of a portable, manually operable unit. The tool preferably has clamping tongs with interchangeable clamping pins for interior clamping.

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