Planetary transmission with Simpson-type gearing

Details Planetary transmission with Simpson-type gearing Planetary transmission with Simpson-type gearing

1987-07-15

1989-05-02

Braun, Leslie A.

Machine element or mechanism

Gearing

Plural power paths to and/or from gearing

74467, F16H 5710, F16H 5704

Patent

active

048257257

ABSTRACT:
A compound planetary gear system for an automotive vehicle comprising a pair of planetary gear units with a common sun gear and a driven shaft disposed concentrically within the sun gear whereby an annular lubrication oil flow passage is formed in the sun gear, the sun gear being supported by its meshing engagement with multiple planet pinions journalled in a carrier, and a flow directing funnel registering with the oil flow passage which is adapted to direct lubrication fluid into the sun gear, when it is distributed to desired lubrication points.

REFERENCES:
patent: 3035457 (1962-05-01), Cartwright
patent: 3407686 (1968-10-01), Tuck et al.
patent: 3664210 (1972-05-01), Laing
patent: 3706240 (1972-12-01), Borneman et al.
patent: 3848518 (1974-11-01), Martin
patent: 3922932 (1975-12-01), Maurice et al.
patent: 4304153 (1981-12-01), Moroto et al.
patent: 4315443 (1982-02-01), Kubo et al.
patent: 4380173 (1983-04-01), Kubo et al.
patent: 4484494 (1984-11-01), Sakakibara
patent: 4590820 (1986-05-01), Hambric
patent: 4649763 (1987-03-01), Graef et al.

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