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:
Jun. 12, 1979
Filed:
Feb. 17, 1977
Applicant:
Inventor:
Irvin S DeWoskin, St. Louis, MO (US);
Assignee:
Beltx Corporation, Barnhart, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
128291 ; 24202 ; 1122641 ; 156 733 ; 156250 ; 156290 ; 156269 ; 156510 ; 1565802 ; 428103 ; 428194 ; 428282 ; 428287 ;
Abstract
A method of and apparatus for ultrasonically sealing and cutting workpieces wherein the workpiece is clamped between an anvil and an ultrasonic horn for being sealed and cut adjacent the seal by pressing a cutting edge into the workpiece from the anvil side of the workpiece while it is ultrasonically activated, particularly for making tabs for sanitary belts, and tabs made thereby of ultrasonically sealable fabric.
DeWoskin, Irvin. (1979). Method and apparatus for ultrasonic sealing and cutting, and tabs (U.S. Patent No. 4157719). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4157719
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile