| 摘要 |
A clamping device for work pieces; the device comprises a box-shaped body, at least one clamping member protruding from the front end of the box-shaped body, and sealing means to prevent dirt from entering through the front end of the box-shaped body and a tiltable closing member, having a scraping head which extends between the rear longitudinal edge of the clamping member, and a cross edge of an aperture for protrusion of the clamping member. A spring urge the clamping member to maintain the scraping head constantly in contact with the rear edge of the clamping member during the movement.
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