Sheet feeding or delivering – Delivering – Reciprocating conveyors
Patent
1993-10-22
1994-06-28
Schacher, Richard A.
Sheet feeding or delivering
Delivering
Reciprocating conveyors
271268, B65H 2910
Patent
active
053240170
ABSTRACT:
A take-off device for gripping and releasing an article has a gripper heat capable of imparting a downward force to an article gripped thereof. The gripper head has a lower jaw and an upper jaw, the lower jaw being capable of moving linearly with respect to the longitudinal axis of the take-off device. The upper jaw is capable of pivotal movement below the line of linear movement of the lower jaw after the lower jaw has moved linearly to release the article gripped by the gripper head, whereby a downward force to an article gripped and released by the take-off device may be imparted.
REFERENCES:
patent: 3729190 (1973-04-01), Harris
patent: 3792857 (1974-02-01), Bubley et al.
patent: 4031824 (1977-06-01), Bubley et al.
patent: 4058307 (1977-11-01), Bubley et al.
patent: 4242956 (1981-01-01), Bubley et al.
patent: 4512563 (1985-04-01), Bubley
patent: 4848763 (1989-07-01), Weir
patent: 4879948 (1989-11-01), Bubley
Bubley Henry J.
Landesman David
Lawson Screen Products, Inc.
Schacher Richard A,.
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