The invention discloses a tensioner comprising a belt shaft, a first bracket and a second bracket, a belt shaft hole is provided at a front end of the first bracket, the belt shaft passes through the hole and is hinged with the first bracket; a surface of the belt shaft is provided with a ratchet fixedly connected thereto and gaskets provided on two sides of the ratchet; one end of the second bracket is provided with a clamping portion, the clamping portion clamps two ends of the belt shaft and protrudes outwardly to form an accommodating cavity, balls are provided inside the accommodation cavity, and the balls are installed on an outer gasket of the belt shaft. The plastic gaskets greatly reduce the friction between the ratchet and the bracket, the balls provide a certain degree of freedom for the belt shaft to prevent the belt shaft from jamming.
Tensioner
2022-08-30
Patent
Elektronische Ressource
Englisch
IPC: | B65B MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS , Verpackungsmaschinen, -geräte, -vorrichtungen, Verpackungsverfahren für Gegenstände oder Materialien / B60P Fahrzeuge zum Transport von Lasten oder zum Befördern, Tragen oder Aufnehmen besonderer Lasten oder Gegenstände , VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS |
ADJUSTABLE TENSIONER PAD FOR A TRACK-TYPE TENSIONER AND ASSOCIATED TENSIONER
Europäisches Patentamt | 2018
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