专利内容由知识产权出版社提供
专利名称：OIL PUMP FOR A REFRIGERATION
COMPRESSOR
发明人：WAGNER, Nilson,MAGANHOTO, Sergio
Luiz,MENDES, João Manoel
申请号：EP09703391.4申请日：20090121公开号：EP2235423B1公开日：20120307
摘要：An oil pump is applied to a compressor which comprises a shell (1) inferiorlydefining an oil reservoir (3) and carrying: a cylinder block (2) in which is journalled acrankshaft (4) carrying a pump body of the oil pump, said pump body (11) having a lowerend (lib) immersed in the oil (3) and comprising: at least one collecting wall portion (12)eccentric in relation to the axis of rotation of the crankshaft (4) and which is deformed topresent at least one open step (13) disposed in a plane secant to a cross section of thepump body (11) in the region of said collecting wall portion (12) and defining an opening(13a) for admitting oil to the interior of the pump body (11); and an inner impeller wallportion (14) defining a deflector transversal to the direction of admission of the oilthrough the open step (13) and which, with the rotation of the pump body (11), impelssaid oil axially and ascendingly.
申请人：WHIRLPOOL S.A.
代理机构：Geyer, Fehners & Partner
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