Worm gear rack movement system

Details Worm gear rack movement system Worm gear rack movement system

1984-10-04

1986-08-12

Pieprz, William

Printing

Selective or progressive

Printing members

101 91, B41J 134, B41K 308

Patent

active

046049509

ABSTRACT:
A postage meter has a print drum with print wheels which are shiftable to select the value of the postage. The positions of the print wheels are controlled by the positions of rack gears. The racks are displaced by a pinion which is shifted from rack to rack. The racks are arranged in an arcuate or part annular array around the pinion.

REFERENCES:
patent: 3504622 (1970-04-01), Morrison
patent: 3572239 (1971-03-01), Greiner
patent: 3589281 (1971-06-01), Woodhead
patent: 3882773 (1975-05-01), Cook et al.
Monchon, "Electromechanical Display", IBM Technical Disclosure Bulletin, vol. 9, No. 4, pp. 363-364, 9/66.

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