Patent · US Expired

Monitoring resistance welding

US4341940A · kind A · utility

7Cited by
1References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 7, 1980
Grant dateJul 27, 1982
Priority date
Expiry dateJul 7, 2000

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K11/24
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

During each period in which electrical power is supplied to the electrodes one determines whether the weld is subject to flash, by means of an accelerometer on one of the electrode supports. The frequency of occurrence of flash indicates the quality of the welding operation.

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