| 摘要 |
The invention concerns an electrically driven welding clamp comprising a fixed indexed arm (5) and a mobile arm, respectively provided with an electrode, and a device for indexing and de-indexing locking and releasing the clamp movement relative to the welding plane. The invention is characterised in that the device for indexing and de-indexing comprises mechanical means (1, 2, 3) arranged to ensure said locking and said releasing of said clamp movement, while said clamp is opening/closing, by the action of the electrical means controlling the opening and closing of the clamp. The invention is applicable to electrically driven welding clamps.
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