Patent ID: 6386295
Filing Date: 2002-05-14
Classification: E02D,E02F

Abstract:
A vibratory pile driver, comprising:a vibrator having an upper portion that is adapted to be connected to a supporting structure that is above the vibrator, and a lower portion; and a chuck assembly connected to the lower portion of the vibrator, said chuck assembly including: a pair of horizontally disposed linear hydraulic actuators, each said actuator comprising a fixed outer end portion and a retractable/extendable/rotatable inner end portion, and a pair of pile-engaging clamps connected to the inner end portions of the actuators, said clamps confronting each other and being adapted to receive a piling between them, whereby the actuators can be retracted to move the clamps apart and provide between them a piling receiving space, and the actuators can be extended to move the clamps towards each other and into clamping engagement with a piling that has been placed in said space between the clamps.