The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 05, 1982
Filed:
Jul. 07, 1980
Vladimir K Lebedev, Kiev, SU;
Sergei I Kuchuk-Yatsenko, Kiev, SU;
Valery G Krivenko, Kiev, SU;
Mikhail V Bogorsky, Kiev, SU;
Vitaly T Cherednichok, Kiev, SU;
Anatoly A Toldin, Kiev, SU;
Vasily A Sakharnov, Kiev, SU;
Other;
Abstract
A method consists in that the workpieces to be welded together are at first continuously moved towards each other with the welding current on and the ends of the workpieces are fused, the thermal state of the ends being monitored in terms of current, or of power, or of fusion time, or of length of the fused portion. After any of said variables has reached a preselected value which corresponds to the predetermined heating of the contact region, oscillatory movements are superimposed on the movement of one of the workpieces being welded towards the other and the fusion process is carried out till upsetting.