Clamping arm for envelope turner

Details Clamping arm for envelope turner Clamping arm for envelope turner

1991-08-01

1992-07-21

Schacher, Richard A.

Sheet feeding or delivering

Special articles

Envelope

271184, 271225, 271245, B65H 906

Patent

active

051316439

ABSTRACT:
Apparatus for turning an envelope, including: a housing; a transport deck secured to the housing for transporting an envelope from an upstream location to a downstream location, the deck including a device for moving the envelope; a vertically extending spindle located beneath the deck, the spindle being rotatable and reciprocable and having an upper end capable of extending above the transport deck; a device for raising and rotating the spindle; and a clamping arm assembly rotatably mounted to the housing situated above the transport deck, the clamping arm assembly having a device for applying a light, downward bias on the envelope against the upper end of the spindle, and a device for applying additional pressure to the envelope after the spindle is raised.

REFERENCES:
patent: 4314644 (1982-02-01), Stocker
patent: 5074544 (1991-12-01), Kulpa

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