F - Mech Eng,Light,Heat,Weapons – 16 – B
Patent
F - Mech Eng,Light,Heat,Weapons
16
B
F16B 19/04 (2006.01)
Patent
CA 2512739
The invention relates to a punched/stamped rivet (1) comprising a rivet head (4) and a shank (5) connected to said head, for punching through at least two parts to be joined (2, 3a, 3b) lying one on top of the other. The shank (5) contains at least one shank groove (6) that can be filled with the material of at least the lower part to be joined (3a, 3b), viewed in the punching direction, during a subsequent stamping operation. To prevent corrosion between the punched/stamped rivet and the parts to be joined, the punched/stamped rivet (1) consists of a ceramic.
L'invention concerne un rivet (1), posé par poinçonnage/estampage, comportant une tête (4) et une tige (5) raccordée à cette dernière, servent à perforer au moins deux pièces à assembler (2, 3a, 3b) superposées. La tige (5) présente au moins une rainure (6) destinée à recevoir le matériau au moins de la pièce à assembler (3a, 3b) inférieure dans le sens de poinçonnage, lors d'un estampage consécutif. L'objectif de l'invention est d'éviter une corrosion entre le rivet posé par poinçonnage/estampage et les pièces à assembler. A cet effet, ledit rivet (1) est réalisé en céramique.
Kerb-Konus-Vertriebs-Gmbh
Riches Mckenzie & Herbert Llp
LandOfFree
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