Ratchet tightener
AssigneeWestdeutscher Drahtseil-Verkauf Dolezych GmbH & Co. KG
InventorUwe Schoebel
Life of this patent
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Abstract
The invention relates to a tensioning device for tensioning chains, straps, cables or similar tensioning means (1), having at least one tubular tensioning nut (2) and at least one threaded bolt (3) passing into the tensioning nut (2) and interacting therewith, wherein the threaded bolt (3) is equipped with at least one unscrewing prevention means (9; 10a, 10b, 11) at the end, and wherein the threaded bolt (3) is equipped at the end with a thread-free region (9) and a stop (10a, 10b, 11) adjoining thereto as the unscrewing prevention means (9; 10a, 10b, 11).
Claims14
A tightener for a chain, strap, cable or similar tension element, the tightener comprising:
- at least one tubular tightening nut;
- and
- at least one threaded bolt threaded into the tightening nut and having an inner end provided with an unthreaded region and a stop thereadjacent having a spring and forming with it the stop an unscrewing preventer.
Dependencies are inferred from the claim text.