Printing – Selective or progressive – Rotary machines
Patent
1989-02-08
1990-02-27
Eickholt, Eugene H.
Printing
Selective or progressive
Rotary machines
101235, 271245, 271246, 271227, 271259, B41L 4746
Patent
active
049035916
ABSTRACT:
In a mailing machine including a postage meter, wherein the postage meter includes rotary structure for printing indicia on a sheet fed to the machine, wherein the machine includes structure for driving the printing structure, wherein the machine includes apparatus for feeding a sheet fed thereto downstream in a path of travel through the machine, the sheet feeding apparatus includes an impression roller rotatably mounted beneath the rotary printing means, and wherein the impression roller has an inner end and an outer end, an improvement comprising: trip apparatus including an elongate trip lever and a shaft on which the lever is pivotally mounted, the trip lever extending into the path of travel; the driving apparatus including a trip switch actuatable for starting operation of the driving apparatus; the trip apparatus including a spring connected to the trip lever for normally holding the trip lever in actuating engagement with the trip switch to actuate the trip switch for maintaining the driving apparatus ready for starting operation thereof, the trip lever pivoting about the shaft against the force of the spring when a sheet fed to the machine moves the trip lever, and the trip lever actuating the trip switch for starting operation of the driving apparatus for rotating the printing structure when a sheet moves the trip lever.
REFERENCES:
patent: 2219650 (1940-10-01), Helsel
patent: 2756673 (1956-07-01), George
patent: 3216351 (1965-11-01), Ritzerfeld
patent: 3898930 (1975-08-01), Ikegami
patent: 4019619 (1977-04-01), Emenaker
patent: 4030412 (1977-06-01), Springer
patent: 4132401 (1979-01-01), Gauronski et al.
patent: 4442769 (1984-04-01), Kallin
Eickholt Eugene H.
Pitchenik David E.
Pitney Bowes Inc.
Scolnick Melvin J.
Walker Donald P.
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