Integral oil pump

Rotary expansible chamber devices – Interengaging rotating members

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

4182061, 418 89, 418181, 4182011, 417420, 290 44, 290 4, 101216, 416 11, 60718, F04C 1800, F03D 900

Patent

active

061427578

ABSTRACT:
An integral oil pump for an apparatus having a plurality of bearings, the oil pump comprising a housing with an opening for a shaft, a cavity within the housing, a ring gear encircling the shaft with clearance between the shaft and an inner surface of the ring gear, a plurality of evenly spaced keyways in the inner surface or the ring gear, a plurality of protrusions extending from the shaft that fit into the keyways to rotate the ring gear when the shaft is rotated, a floating gear meshing with the ring gear, the cavity enclosing the gears with very little clearance between the cavity and the gears, an inlet portion of the cavity adjacent the area where the gears mesh, an outlet portion of the cavity adjacent the area on the other side of where the gears mesh, an inlet port in fluid communication with the inlet portion of the cavity and an oil reservoir, an outlet port in fluid communication with the outlet portion of the cavity and with the bearings to supply pressurized oil to the bearings.

REFERENCES:
patent: 1357301 (1920-11-01), Reaugh
patent: 2382539 (1945-08-01), Brady, Jr.
patent: 3014623 (1961-12-01), Horn et al.
patent: 3495538 (1970-02-01), Kruckeberg
patent: 3514219 (1970-05-01), Mitchell et al.
patent: 3576379 (1971-04-01), Parise
patent: 4127365 (1978-11-01), Martin et al.
patent: 4203710 (1980-05-01), Farr
patent: 4239977 (1980-12-01), Strutman
patent: 4334508 (1982-06-01), Sasaki
patent: 4459950 (1984-07-01), Kasting
patent: 4488053 (1984-12-01), Cronin
patent: 4551073 (1985-11-01), Schwab
patent: 4692094 (1987-09-01), Kulinyak
patent: 5115738 (1992-05-01), Grutzmacher et al.
patent: 5242278 (1993-09-01), Vanderslice et al.
patent: 5398508 (1995-03-01), Brown
patent: 5540569 (1996-07-01), Altham et al.
patent: 5725362 (1998-03-01), Zepp et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Integral oil pump does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Integral oil pump, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Integral oil pump will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1635173

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.