Printing mechanism

Details Printing mechanism Printing mechanism

1980-10-20

1983-09-13

Heinz, A. J.

Printing

Selective or progressive

Numbering

101 83, G06F 1110, B41J 340

Patent

active

044035462

ABSTRACT:
An improved imprinting mechanism is disclosed of the type particularly useful in document stamping machines which imprint on a document both the date and the time of receipt, and a serial number. A plurality of character wheels (30-58) is mounted for rotation on a shaft (28), each character wheel including a plurality of radially extending teeth (60, 64, 68, 72) on which the characters are located. Indexing rakes (108-116, 238-248) which engage slots located between the teeth of the character wheels to position the wheels for successive imprinting operations.

REFERENCES:
patent: 1100773 (1914-06-01), Perry
patent: 2723719 (1955-11-01), Manlonya
patent: 3107606 (1963-10-01), Baratelli
patent: 3120800 (1964-02-01), Ward
patent: 3540373 (1970-11-01), Dubs
patent: 3791291 (1974-02-01), Macune
patent: 4265173 (1981-05-01), Takahaski

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