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.

Date of Patent:
Aug. 02, 1988

Filed:

Jul. 28, 1986
Applicant:
Inventors:

William C Christine, Catasauqua, PA (US);

Josef Schmidt, Libertyville, IL (US);

Steffen Lyons, Libertyville, IL (US);

Brian Green, Buffalo Grove, IL (US);

George J Herschman, Bath, PA (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
156290 ; 1563084 ; 156359 ; 156530 ; 156553 ; 156581 ; 1565834 ; 53555 ; 493203 ; 493209 ; 493239 ;
Abstract

An apparatus for sealing a web of film including a heater member for melting a portion of the film to create side and chevron seals. A back-up bar is located diametric the heater member. The heater member includes two elongated heater bars and two wing heater bars.


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