Rotational drive apparatus for screw pilings

E - Fixed Constructions – 02 – D

Patent

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Details

E02D 7/22 (2006.01) E02D 5/56 (2006.01)

Patent

CA 2506382

A rotational drive apparatus for screw pilings is described. The apparatus comprises a housing having a cylindrical pipe coupling adapted to receive a shaft of a screw piling therethrough. A detachable connecting element secures the coupling to the shaft at different positions along the shaft. A rotational drive is provided within the housing for imparting rotation to the coupling. An elongated rod is secured to the housing and is held by a user person whereby to immobilize the housing wherein to permit the rotational drive to transmit a drive force to the coupling to rotate the shaft of a screw piling.

Description d'un dispositif de commande rotatif pour battage de pieux hélicoïdaux. Le dispositif comprend un boîtier comportant un raccord de tuyau cylindrique adapté pour recevoir l'arbre d'un pieu hélicoïdal. Un élément de connexion amovible fixe le raccord à l'arbre à des positions différentes le long de ce dernier. Un dispositif de commande rotatif se trouve dans le boîtier afin de transmettre la rotation au raccord. Une tige allongée est fixée au boîtier et est tenue par l'utilisateur, pour ainsi immobiliser le bâti en vue de permettre au dispositif de commande rotatif de transmettre une force d'entraînement au raccord pour qu'il entraîne la rotation de l'arbre d'un pieu hélicoïdal.

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