Spool and wedge assembly and method of use thereof

Details Spool and wedge assembly and method of use thereof Spool and wedge assembly and method of use thereof

E - Fixed Constructions

02

F

E02F 3/14 (2006.01)

Patent

CA 2164831

A spool and wedge assembly for securing replaceable cutting teeth or cutting elements (12) to the nose portions (10) of earth moving buckets or excavators mounting same; wherein said spool and wedge assembly comprises first and second parallel longitudinally extended spool elements (2, 3) which are transversely displaced apart to engage the aligned side walls of the securing element receiving apertures, and first and second wedge shaped elements (4, 5) which are interconnected by a longitudinally disposed screw threaded bolt mechanism (6) which is tightened up to draw said first and second wedge elements (4, 5) together while forcing said first and second spool elements apart to lock said cutting teeth in position.

Dispositif d'attache composé de coins et de clavettes permettant de fixer des dents coupantes ou des éléments coupants remplaçables (12) sur les parties (10) d'extrémité avant de godets d'engins de terrassement ou d'excavateurs équipés de ces derniers; ledit dispositif comprenant des premier et deuxième éléments (2, 3) de clavettes parallèles qui s'étendent longitudinalement et se déplacent transversalement dans des directions opposées pour s'appuyer contre les parois latérales alignées des ouvertures recevant l'élément de fixation, et des premier et deuxième éléments (4, 5) en forme de coins qui sont reliés entre eux par un mécanisme (6) de goujon fileté disposé longitudinalement qui est serré pour tirer et rapprocher lesdits premier et deuxième éléments (4, 5) de coins tout en repoussant latéralement les premier et deuxième éléments de clavettes afin de mettre en place et bloquer les dents coupantes.

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