Article transport for printers

Details Article transport for printers Article transport for printers

1985-09-23

1986-11-04

Burr, Edgar S.

Typewriting machines

Including adjustment for optimum printing plane

Responsive to thickness of record-medium

400 58, 400 27, 400649, 101232, 101407BP, 271274, B41J 1120

Patent

active

046208070

ABSTRACT:
A self-leveling tranpsort for addressing envelopes in cooperation with a printer having a first link on each side of the transport, with transport drive and idler roller shafts journaled at the opposite ends, an endless transport belt stretched across the drive and idler rollers, a second link pivotally attached to each first link through the idler roller shaft, the second links being pivotally attached to the printer frame at the second links other end, a third cross link pivotally attached to each second link between the link ends, the second links having a slide block with oversized aperture at the opposite end through which the drive roller shaft fits, the slide blocks being slidable vertically up and down with springs to bias the slide blocks and the transport upwardly so that when the thickness of the articles increase, the first, second, and third links respond to draw the transport down while retaining the transport level.

REFERENCES:
patent: 3618934 (1971-11-01), Germuska
patent: 3912068 (1975-10-01), Kwan et al.
patent: 3942785 (1976-03-01), Stange
patent: 3999749 (1976-12-01), Zambolin et al.
patent: 4184780 (1980-01-01), Kurihara et al.

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