Suction head with lifting suction devices

Details Suction head with lifting suction devices Suction head with lifting suction devices

1988-04-01

1989-09-26

Butler, Douglas C.

Sheet feeding or delivering

Feeding

Separators

271 5, 271 11, 271103, 271194, 271 93, 294 641, 294 65, B65H 308

Patent

active

048694894

ABSTRACT:
Suction head includes a vertically adjustable lifting suction device having a respective guiding element, and an axially displaceable, telescopically guided suction chamber arranged on the guiding element, the suction chamber having at least two suction nozzles disposed adjacent one another transversely to a direction in which sheets are conveyed, the suction nozzles being united into a double suction chamber so as to form a narrowly defined vacuum chamber.

REFERENCES:
patent: 2215458 (1940-09-01), Backhouse
patent: 2247473 (1941-07-01), Binder
patent: 2903290 (1959-09-01), Morris et al.
patent: 2941799 (1960-06-01), Reincke
patent: 2950913 (1960-08-01), Staines
patent: 3013833 (1961-12-01), Gwin et al.
patent: 3048391 (1962-08-01), Spiess
patent: 3219377 (1965-11-01), Allen
patent: 3866764 (1975-02-01), Leiser
patent: 3931964 (1976-01-01), Schwebel
patent: 4327906 (1982-05-01), Frohlich et al.
patent: 4371158 (1983-02-01), Marx et al.
patent: 4505469 (1985-03-01), Kakimoto et al.
patent: 4513957 (1985-04-01), Schaefer, Jr.

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