A novel quickly-adjusting pipe tongs

The utility model relates to a novel quickly-adjusting pipe tongs- a common tool. The novel scheme can solve the problem that speed for adjusting jaw opening is too slow for the prior-art pipe tongs.The pipe tongs is mainly composed of a fixed jaw, a movable jaw, a racket wheel, a spring, a pawl, a...

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Bibliographische Detailangaben
1. Verfasser: LIU ZHANGAN
Format: Patent
Sprache:chi ; eng
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