B - Operations – Transporting – 24 – D
Patent
B - Operations, Transporting
24
D
B24D 7/16 (2006.01) B24B 45/00 (2006.01) B24D 9/08 (2006.01) B24D 13/20 (2006.01)
Patent
CA 2309613
A surface treating article including a quick release fastener. The fastener includes a first end opposite the article, a second end adjacent the article, a tapered portion increasing in cross-sectional area in the direction from the first end to the second end, a groove located between the tapered portion and the second end, and a mating portion having a non-circular cross section. Preferably, the mating portion has a hexagonal cross section. Also disclosed is a backup pad for use with the surface treating article. The backup pad includes an opening having a cross-sectional area that corresponds to the cross-sectional area of the mating portion of the fastener. The backup pad also includes an o-ring in the opening to engage the groove in the fastener.
Cette invention concerne un article de traitement de surface comprenant une fixation à desserrage rapide. La fixation présente une première extrémité située à l'opposé de l'article, une deuxième extrémité adjacente à l'article, une partie effilée dont la surface en coupe transversale augmente de la première extrémité à la deuxième extrémité, et une partie d'accouplement présentant une section transversale non circulaire. De préférence la section transversale de la partie d'accouplement est hexagonale. Cette invention concerne également un bloc support destiné è être utilisé avec l'article de traitement de surface. Le bloc support comporte une ouverture dont la surface en coupe transversale correspond à la surface e coupe transversale de la partie d'accouplement de la fixation. Le bloc support comprend également un joint annulaire placé dans l'ouverture pour retenir la rainure de la fixation.
Minnesota Mining And Manufacturing Company
Smart & Biggar
LandOfFree
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