Device for clamping a workpiece to a workbench
AssigneeThibaut
InventorsJacques THIBAUT, Christophe THIBAUT
Life of this patent
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Abstract
A device for clamping a workpiece (P) to a workbench (T) includes a body (1) containing a vacuum-generating element. The body (1) has a lower cavity (2) open at the bottom and positioned in the vicinity of a face for securing to the workbench (T). The lower cavity (2) forms a vacuum reserve, this vacuum reserve being connected by a substantially straight duct (6) to an upper face for securing a workpiece (P).
Claims10
Device for clamping a workpiece on a workbench (T), of the type comprising a first face for securing by vacuum to a workbench (T) and a second face for securing by vacuum a workpiece (P), in which device a body (1) contains a vacuum-generating means connected to said first face for securing by vacuum to the workbench (T), wherein the body (1) has a lower cavity (2) open at the bottom and positioned in the vicinity of said first face for securing by vacuum to the workbench (T), said cavity (2) forms a vacuum reserve and said vacuum reserve is connected by a substantially straight duct (6, 16) to said upper second face for securing the workpiece (P) by vacuum, so as to constitute a vacuum shock when said duct (6, 16) is opened and suction on the side of said second securing face, so that the gripping of the workpiece occurs instantaneously, with any water and impurities being sucked into and trapped in said vacuum reserve.
Dependencies are inferred from the claim text.