| 摘要 |
A carriage for supporting a clearing device of the type having an elongated support tube having a proximal end and a distal end, a clearing head mounted at the distal end of the elongated support tube, a motor mounted at the proximal end of the elongated support tube, and drive means connecting the clearing head to the motor is disclosed. The carriage comprises a first mounting bracket; a second mounting bracket; a curved, L-shaped, or angular wheel support member; a castor bracket; a single support wheel; and a guide handle; the guide handle mounted in the first mounting bracket and of sufficient length and configuration that it can be grasped by an operator for guiding the carriage during use; the first mounting bracket and the second mounting bracket each adapted to be mounted on the elongated support tube of the clearing device at different positions; the castor bracket including a castor pin extending vertically from a transverse plate, a pair of castor wheel struts extending from the transverse plate, a wheel axle extending between the pair of castor wheel struts, and the single support wheel rotatably mounted on the wheel axle; the curved wheel support member having a plurality of holes for receiving the castor pin; the castor pin being removable and relocatable at any of the plurality of holes so the wheel may be located at a selected position along the curved wheel support member. A method of supporting a clearing device and a system including the supported clearing device are also disclosed.
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