Handling: hand and hoist-line implements – Grapple – Collar-engaging
Patent
1994-07-22
1995-08-15
Cherry, Johnny D.
Handling: hand and hoist-line implements
Grapple
Collar-engaging
2941031, 2941191, B66C 166
Patent
active
054413222
ABSTRACT:
Apparatus for lifting storage drums and the like is disclosed. A preferred embodiment includes two tubes telescopically inserted within one another whose opposing ends contain clamps to grip about indented edge ridges of a drum to be lifted. A stretched spring pulls the clamps continuously towards one another. A rope or chain is used to lift both the tubes and the drum. A lifting arrangement has the one embodiment able to lift and lower an individual drum to side-by-side arrangements with other drums.
REFERENCES:
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patent: 4018468 (1977-04-01), Lundquist
patent: 4135655 (1979-01-01), Brown
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patent: 4951990 (1990-08-01), Hollan et al.
patent: 5171053 (1992-12-01), Rouleau
patent: 5236298 (1993-08-01), Lehman
Jobmann Wolfgang
Naugle Michael D.
Stier Uwe
Cherry Johnny D.
Steinberger Brian
Wolfgang Jobmann Florida, Inc.
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