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:
Jul. 02, 1985

Filed:

Dec. 06, 1982
Applicant:
Inventor:

Robert A Caughey, Antrim, NH (US);

Assignee:

permaTek, Inc., Las Vegas, NV (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B42C / ; B42C / ; C09J / ;
U.S. Cl.
CPC ...
156311 ; 156381 ; 156498 ; 156499 ; 156555 ; 1565831 ; 156908 ; 412-8 ; 412 28 ; 412902 ;
Abstract

A flyleaf heat sealer for adhering a flyleaf having its inner surface pre-coated with hot melt or heat sensitive adhesive to the exposed outer surfaces of the end sheets of a book block insert, includes means for engaging and transporting a book block insert and the flyleaf folded therearound, means for directing a flow of air heated to a temperature adequate to melt the adhesive against and impinging upon the outer surfaces of the flyleaf, and means for pressing and cooling the flyleaf and book insert between them and removing heat from the flyleaf and book block, and thus curing and hardening the adhesive.


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Caughey, Robert. (1985). Flyleaf heat sealer (U.S. Patent No. 4526642). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4526642

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

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