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:
Aug. 12, 1980
Filed:
Apr. 10, 1978
Applicant:
Inventor:
Toshio Yoshida, Kanagawa, JP;
Assignee:
Toyo Syokuhin Kikai Kabushiki Kaisya, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65B / ;
U.S. Cl.
CPC ...
156466 ; 53379 ; 1565833 ; 219243 ; 53550 ;
Abstract
A wrapping machine has a heat sealing band running horizontally forward along a feed passage which lies in front of a former which forms a strip piece of film into a tube. The heat sealing band is put on a pair of electrode pulleys, and its upper portion between a pair of the electrode pulleys which runs along the feed passage is charged with electricity directly through a pair of the electrode pulleys.