Suction unit

Details Suction unit Suction unit

2006-02-28

2006-02-28

Kramer, Dean J. (Department: 3652)

Handling: hand and hoist-line implements

Utilizing fluid pressure

Venturi effect

C294S907000, C414S752100, C074S045000

Reexamination Certificate

active

07004522

ABSTRACT:
A suction unit includes a rotary driving source which is arranged outside of a casing, a substantially oblong circular crank member which is rotatable and which is connected to a rotary shaft of the rotary driving source, a connecting rod which has one end rotatably supported on one end of the crank member, a connecting member on which the other end of the connecting rod is rotatably supported, a shaft which is inserted into the casing and which has a substantially central portion to which the connecting member is connected, and a suction pad which is attached to one end of the shaft and which attracts a workpiece.

REFERENCES:
patent: 2850279 (1958-09-01), Stoothoff et al.
patent: 3112134 (1963-11-01), Ponsen
patent: 3501026 (1970-03-01), Chase et al.
patent: 3881362 (1975-05-01), Beezer
patent: 4370092 (1983-01-01), Healy
patent: 5013075 (1991-05-01), Littell
patent: 5228732 (1993-07-01), Rauscher
patent: 5649804 (1997-07-01), Schychuck
patent: 6098478 (2000-08-01), Sandrock

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