COMBINED OIL RING

PURPOSE:To aim at preventing a combined oil ring from being worn and as well at preventing oil consumption from increasing, by increasing the contact area between the contact sections of the inner peripheries of side rails which are liable to be worn, and of an expander so that the expander is preve...

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Bibliographische Detailangaben
1. Verfasser: MAEDA YORISHIGE
Format: Patent
Sprache:eng
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