Printing – Selective or progressive – Rotary machines
Patent
1993-07-02
1994-03-22
Eickholt, Eugene H.
Printing
Selective or progressive
Rotary machines
744245, B41L 4746
Patent
active
052954331
ABSTRACT:
Value selection and printing apparatus comprising, structure for printing a value, the structure including a rotatable device and a drive shaft, structure for selecting the value, the value selecting structure including a first rack gear slidably movably connected to the drive shaft, the first rack gear including a first portion of the length thereof movable internally of the device and a second portion of the length thereof movable externally of the device, the internally movable portion including a driving element, the externally movable portion including a plurality of first gear teeth formed therein the value selecting structure including a rigid guide shaft fixedly mounted within the device and an elongate second rack gear slidably connected to the guide shaft for movement therealong, the second rack gear including a driving element therefor, both rack gears' driven elements disposed in engagement, the second rack gear including a plurality of second gear teeth, the value selecting structure including a value printing wheel, the value selecting structure including a pinion gear coaxially fixedly attached to the printing wheel for rotation thereof, the pinion gear disposed in meshing engagement with the second rack gear teeth for rotation of the pinion gear and the print wheel in response to movement of the second rack gear, and structure for weakening the rigidity of the guide shaft against a force exerted against the printing wheel sufficient to disassociate the second rack gear to permit the guide shaft to bend.
REFERENCES:
patent: 3682378 (1972-08-01), Rouan et al.
patent: 3892355 (1975-07-01), Malavazos et al.
patent: 4050374 (1977-09-01), Check, Jr.
patent: 4579054 (1986-04-01), Buan et al.
patent: 4601240 (1986-07-01), Sette
patent: 4630210 (1986-12-01), Salazar et al.
patent: 4649814 (1987-03-01), Sette
Eickholt Eugene H.
Pitney Bowes Inc.
Scolnick Melvin J.
Walker Donald P.
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