Handling: hand and hoist-line implements – Utilizing fluid pressure – Venturi effect
Patent
1990-07-16
1992-04-21
Focarino, Margaret A.
Handling: hand and hoist-line implements
Utilizing fluid pressure
Venturi effect
29743, 29758, B66C 102, B23P 1904
Patent
active
051061392
ABSTRACT:
Light-weight items or components may be picked-up and moved from space restricted areas. The method of lifting and placing such items involves the use of a hand-held tool, comprising a hollow tube containing a suction creating device, which suction creating device may be engaged by pressing an actuator member located in a hole in the hollow tube. A tip is attached to an open end of the hollow tube, so that air is expelled from and drawn into the suction creating device in the hollow tube through the tip. A gripping member is removably attached to the tip. The gripping member comprises a suction cup, an extension tube, and a fitting by which the gripping member is attached to the tip. A variety of gripping members, with suction cups of varying sizes and extension tubes of differing angles, may be used with the pick-up device. After expelling air from the suction creating device by use of the actuator member, the pick-up tool is lowered onto the item to be picked up, so that the suction cup comes into contact with that item. The actuator member is then disengaged to allow air to be drawn into the suction creating device, causing the item to be held against the suction cup. In this way, the item may be moved to another location, and released by depressing the actuator member.
REFERENCES:
patent: 2384334 (1945-09-01), Olson
patent: 3791689 (1974-02-01), Boone et al.
patent: 3879076 (1975-04-01), Barnett
patent: 4164099 (1979-08-01), Grant
patent: 4172317 (1979-10-01), Kober et al.
patent: 4744594 (1988-05-01), Poli et al.
patent: 4822278 (1989-04-01), Oliva et al.
patent: 4823942 (1989-04-01), Martin et al.
Research Disclosure Bulletin #128, dated Dec., 1974.
Mealey Thomas P.
Palmer Daren D.
Palmer Harold D.
Focarino Margaret A.
Gould Linda Flewellen
Kramer Dean J.
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