F - Mech Eng,Light,Heat,Weapons – 04 – B
Patent
F - Mech Eng,Light,Heat,Weapons
04
B
F04B 53/02 (2006.01) F04B 39/00 (2006.01) F04B 39/04 (2006.01) F16J 15/56 (2006.01)
Patent
CA 2394945
A scraper device (10) for a reciprocating compressor piston rod (11) comprises at least one scraper ring (12, 12'), provided with at least one lip (27, 28) which faces the surface of the said rod (11), and a box (13) to contain the scraper ring (12) and for centring on the rod (11), wherein this scraper ring (12) is produced by means of mechanical processing of deformable plastics materials and wherein this container box (13) is accommodated in support elements (14) with radial play (34).
Un racloir (10) pour tige (11) de piston de compresseur alternatif comprend au moins un anneau racleur (12, 12'), pourvu d'au moins une lèvre (27, 28) qui fait face à la surface de ladite tige (11), et une boîte (13) pour contenir l'anneau racleur (12) et pour le centrer sur la tige (11), cet anneau racleur (12) étant produit au moyen d'un traitement mécanique de matériaux en matière plastique déformable et dans lequel cette boîte de contenant (13) est logée dans des éléments de support (14) avec un jeu radial (34).
Graziani Franco
Iacobelli Massimo
Pratesi Simone
Craig Wilson And Company
Nuovo Pignone Holding S.p.a.
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