Patent · US Expired

Induction heating apparatus for joining sheet bars

US6084222A · kind A · utility

2Cited by
2References
12Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJan 26, 1999
Grant dateJul 4, 2000
Priority date
Expiry dateJan 26, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K2101/18
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A sheet bar joining apparatus comprises a heater provided between a delivery-side clamp for clamping a rear end of a preceding sheet bar and an entry-side clamp for clamping a front end of a succeeding sheet bar; upper and lower anti-buckling plates provided on the entry-side clamp and located above and below the sheet bars; upper comb tooth portions and lower comb tooth portions formed in the upper and lower anti-buckling plates, respectively; a heat resistant insulator provided at a surface of each comb tooth portion opposed to the sheet bars; and a plurality of groove portions provided near the surface of each comb tooth portion opposed to the sheet bars.

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