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:
May. 22, 1984
Filed:
Feb. 18, 1982
Applicant:
Inventors:
Masami Ishii, Toyota, JP;
Hitoshi Sugimoto, Nagoya, JP;
Shinji Takeda, Toyota, JP;
Susumu Shibata, Okazaki, JP;
Assignee:
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
156497 ; 1563041 ; 1563042 ; 1563046 ;
Abstract
A hot air blast welding apparatus for welding works of thermoplastic materials having different softening temperatures. The apparatus includes a nozzle having nozzle openings for applying hot blasts of air to respective ones of the works. The nozzle is so constructed that it applies air blasts of different temperatures or different flow rates to the works so that the works are brought substantially simultaneously to softening points.