| 摘要 |
A coupler for removably coupling a tool attachment at an end of a supporting arm of a powered digging or material-moving machine. The coupler includes a latch which permits quick interchanging of tool attachments on the arm. One embodiment provides a means for remotely disengaging the latch so that a machine operator may interchange tool attachments without having to dismount the machine to manually assist interchanging of attachments.
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