Rail clamping device for rail type car lifting jack
The invention relates to the technical field of rail type car lifting jacks, in particular to a rail clamping device for a rail type car lifting jack. The device comprises a pressing plate, an outer side clamping jaw, a lead screw, an inner side clamping jaw, a positioning plate and a rail type car...
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Format: | Patent |
Sprache: | chi ; eng |
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