Slagverktyg med ackumulator med membran och skummplast av polyurethan

摘要

Accumulator for liquid driven hammer device comprising a housing (1), a room (2) arranged in the housing in connection with a channel (3) in which a liquid with varying pressure is situated in which the room (2) comprises a body (4) of foamed plastics provided with a surface layer (5) which separates the liquid from the inside of the body (4). The foamed plastics is microcellular polyurethane and the surface layer (5) is a sealing lining of polyurethane.