Handling: hand and hoist-line implements – Hoist-line slings
Reexamination Certificate
2002-12-03
2009-12-29
Chin, Paul T (Department: 3652)
Handling: hand and hoist-line implements
Hoist-line slings
Reexamination Certificate
active
07637549
ABSTRACT:
A lifting belt sling for lifting loads is comprised of a tubular structure having at least two chambers whereby forming, as one unit, a chamber tube that is contiguous over the width. Loosely inserted inserts are located inside the at least two chambers and endlessly extend from one end of the chamber tube to the other end thereof. The inserts overlap the ends of the chamber tube so that they form loops at this location, whereby the inserts, when situated in the loop area, are covered by a tube protective means. A protective tube, which surrounds the chamber tube and is formed by different weaves, significantly increases the resistance to abrasion, the resistance to cutting, and the edge strength. The lifting belt sling is designed for loads of up to 100 t.
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Buchanan & Ingersoll & Rooney PC
Chin Paul T
mamutec AG
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