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. 31, 1988
Filed:
Sep. 09, 1986
Applicant:
Inventor:
Alvin L Miller, Dalton, OH (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
156366 ; 156368 ; 156497 ; 156499 ;
Abstract
A plastic film seaming apparatus in the form of a gas fired rotary plastic film welding device for joining the edges of plastic film by applying heat and pressure to overlapped edges of plastic films with the heat and pressure being applied to the plastic film by a rotatably driven pressure roller system and heat being applied to the plastic film by a gas burner assembly so that the apparatus can be quickly and easily set up for use by connection with a suitable source of electrical energy and a suitable source of combustible gas.