Printed springs and method of manufacture

Details Printed springs and method of manufacture Printed springs and method of manufacture

1997-02-06

1998-04-28

Noland, Kenneth

Article dispensing

With recorder, register, indicator, signal or exhibitor

Empty source indicating means

211 593, G07F 1100

Patent

active

057434280

ABSTRACT:
A spring to operate a merchandise dispenser used for storing and dispensing a plurality of like items of merchandise. The dispenser utilizes a metal spring having indicia imprinted or engraved thereon to provide both a biasing force to the merchandise and inventory information. A method is provided for producing a metal spring having indicia printed in ink or paint.

REFERENCES:
patent: 2425553 (1947-08-01), Musselman et al.
patent: 2546352 (1951-03-01), Weaver
patent: 3205583 (1965-09-01), Purbaugh
patent: 4106668 (1978-08-01), Gebhardt et al.
patent: 4742936 (1988-05-01), Rein
patent: 5011015 (1991-04-01), Ziegler et al.
patent: 5012936 (1991-05-01), Crum
patent: 5127324 (1992-07-01), Palmatier et al.
patent: 5131563 (1992-07-01), Yablans
patent: 5178063 (1993-01-01), Wolfberg et al.

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