Magnetic paper clamp

Details Magnetic paper clamp Magnetic paper clamp

1984-07-11

1987-06-16

Burr, Edgar S.

Typewriting machines

Sheet or web

For feeding web record-medium

101382MV, 4006161, 400656, B41J 1516

Patent

active

046733060

ABSTRACT:
A paper clamp is provided for a computer printer in which the paper is continuously clamped while the paper is advanced and printed. In one embodiment, a clamp magnet is positioned on one side of the paper path opposite a clamp plate on the other side of the paper path. The paper is clamped by the magnetic attraction between the clamp magnet and clamp plate.

REFERENCES:
patent: 2110855 (1938-03-01), Fyfe et al.
patent: 2111116 (1938-03-01), Holzappfel
patent: 3307672 (1967-03-01), Young
patent: 3323700 (1967-06-01), Epstein et al.
patent: 3421612 (1969-01-01), Pitt
patent: 3802546 (1974-04-01), Helms
patent: 4167346 (1979-09-01), Holland-Letz
patent: 4444522 (1984-04-01), Suzuki et al.
"Paper Clamp with Electromagnet etc." by Abendschein et al, IBM Technical Disclosure Bulletin, vol. 25, No. 2, Jul. 1982.
"Magnetic Paper-Gripping Concept" by Palmer, Xerox Disclosure Journal, p. 107, vol. 3, No. 2, Mar./Apr. 1978.

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