Handling: hand and hoist-line implements – Hoist-line slings
Patent
1988-02-04
1989-07-25
Cherry, Johnny D.
Handling: hand and hoist-line implements
Hoist-line slings
B66C 118
Patent
active
048506290
ABSTRACT:
The lifting sling of this invention comprises multiple discrete sling cores formed from a plurality of longitudinally extending parallel segments which are each contained inside separate cover material which form paths or channels arranged in an endless tubular loop. At least two separate sling cores are protected inside separate longitudinal endless paths of cover material which is sealed or fastened to prevent contact between the sling cores.
REFERENCES:
patent: Re26704 (1969-11-01), Norton
patent: 2960365 (1960-11-01), Meisen
patent: 3718945 (1973-03-01), de Treglode
patent: 3899206 (1975-08-01), Miura
patent: 4116481 (1978-09-01), Raue
patent: 4210089 (1980-07-01), Lindahl
patent: 4421352 (1983-12-01), Raue et al.
Cherry Johnny D.
McNulty Anthony J.
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