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. 14, 1990

Filed:

Nov. 18, 1988
Applicant:
Inventors:

Willilam C Christine, Nazareth, PA (US);

George J Herschman, Bath, PA (US);

Assignee:

Triparte, Ltd., Nazareth, PA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65B / ; B65B / ;
U.S. Cl.
CPC ...
53451 ; 53551 ; 493193 ;
Abstract

A vertical form, fill, seal machine for continuously making filled three sided fin pouches is disclosed herein. Mechanisms for controlling the thermoplastsic web so that the seals are improved are disclosed. One of the mechanisms ensures that equal lengths of web are fed into the sealing jaws. The other mechanism that is carried by the jaws grasps and tensions the web immediately before and during the sealing of the web.


Find Patent Forward Citations

Christine, Willilam. (1990). Vertical form/fill/seal machine for making three side fin pouches (U.S. Patent No. 4947621). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4947621

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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