发明名称 Hermetic compressor with crankshaft having eccentric piston portion with hydrodynamic wedge
摘要 A crankshaft for a hermetic compressor of the type that comprises a piston which is displaced in the interior of a cylinder by action of an eccentric portion of the crankshaft which is rotatively driven by the electric motor of the compressor, so that the outer face of the eccentric portion facing the axial bearing is spaced according to a surface portion defining an inclined outer face portion which produces a hydrodynamic wedge at the crankshaft eccentric portion.
申请公布号 US5022835(A) 申请公布日期 1991.06.11
申请号 US19890439668 申请日期 1989.11.21
申请人 EMPRESA BRASILEIRA DE COMPRESSORES S/A - EMBRACO 发明人 DA COSTA, CAIO
分类号 F04C29/00 主分类号 F04C29/00
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