Oil pump rotor having a generated tooth shape

Details Oil pump rotor having a generated tooth shape Oil pump rotor having a generated tooth shape

1996-12-12

1998-09-29

Vrablik, John J.

Rotary expansible chamber devices

Working chamber surface expressed mathematically

418171, F04C 210

Patent

active

058138447

ABSTRACT:
The present invention relates to an oil pump rotor for an oil pump provided with an inner rotor 10 to which n (n is a natural number) outer teeth 11 are formed, an outer rotor 20 to which n+1 inner teeth 21 are formed which engage with each of the outer teeth 11, and a casing 30 in which an intake port 31 for taking up fluid and an expulsion port 32 for expelling fluid are formed, wherein:

REFERENCES:
patent: 3126833 (1964-03-01), Hill
patent: 4518332 (1985-05-01), Saegusa

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