Book case joint forming method and apparatus

Details Book case joint forming method and apparatus Book case joint forming method and apparatus

1997-08-04

1998-09-01

Fridie, Jr., Willmon

Bookbinding: process and apparatus

Process

Of making a case

412 4, 412 1, 412 17, B42C 700

Patent

active

058001107

ABSTRACT:
Hinge joints are impressed in a book cover through the use of a heated tool, having the profile of the desired joint, and the joint is thereafter immediately stabilized. Joint stabilization is accomplished by rapid reduction of the temperature of the joint areas while maintaining the application of compressive force.

REFERENCES:
patent: 3771185 (1973-11-01), Thorp et al.
patent: 4074382 (1978-02-01), Palme et al.
patent: 4150453 (1979-04-01), Vaughn
patent: 5160234 (1992-11-01), Lazar

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