E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 21/00 (2006.01) B25D 9/00 (2006.01) B25D 17/20 (2006.01) E21B 21/02 (2006.01)
Patent
CA 2724381
The invention relates to an arrangement designed to be inserted in a cavity (19) in a front part (14) of a rock drilling machine with a shank adapter (16). The arrangement comprises a cartridge (1) with a flushing head (2) and a guide (3) coaxially arranged to create a longitudinal channel (5) designed as a passage for the shank adapter (16).
L'invention porte sur un dispositif agencé pour être introduit dans une cavité (19) dans une partie avant (14) d'une perforatrice avec un adaptateur de tige (16). Le dispositif comprend une cartouche (1) pourvue dune tête de rinçage (2) et dun guide (3) agencés de façon coaxiale pour créer un canal longitudinal (5) agencé pour constituer un passage pour l'adaptateur de tige (16).
Birath Peter
Rodert Jorgen
Atlas Copco Rock Drills Ab
Fetherstonhaugh & Co.
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