Document Type and Number:
Japanese Patent JPH04100082
Kind Code:
U
Abstract:
An oil pump comprises a housing, a cover, an inner gear having external teeth and a recess, and an outer gear having internal teeth engaged with the external teeth of the inner gear. The housing or the cover includes an engagement protrusion to be engaged with the recess of the inner gear for supporting the inner gear during assembly.
Application Number:
JP479191U
Publication Date:
August 28, 1992
Filing Date:
February 08, 1991
Export Citation:
International Classes:
F01C21/10; F04C2/08; F04C2/10; F04C11/00; F04C15/00; (IPC1-7): F04C2/10; F04C15/00
Domestic Patent References:
JPS6176183U | 1986-05-22 | |||
JPS62133978U | 1987-08-24 | |||
JPS56124284U | 1981-09-21 | |||
JPS5853886U | 1983-04-12 | |||
JPH03122283A | 1991-05-24 |
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