Machine element or mechanism – Engine starters – Automatic
Patent
1978-11-30
1981-03-17
Kannan, Philip C.
Machine element or mechanism
Engine starters
Automatic
F02N 1102
Patent
active
042559820
ABSTRACT:
A starting motor pinion gear assembly comprises a powdered metal pinion disposed and retained within a castellated drawn metal cup having axially extending tangs which are staked between adjacent pinion teeth. The tangs are staked against a plurality of fillets or projections which extend radially outwardly from the bottom land of the pinion and form a discontinuous web between the pinion teeth adjacent one end of the pinion. Also disposed within the drawn cup is a splined drive collar which engages a mating spline on the output shaft of the starting motor and a torque limiting friction clutch. The pinion gear assembly mounts on the output shaft of the starting motor and momentarily engages a ring gear on the flywheel of an internal combustion engine to effect cranking of the engine.
REFERENCES:
patent: 2201432 (1940-05-01), Fitzgerald
patent: 2915903 (1959-12-01), Digby et al.
patent: 3071013 (1963-01-01), Antonidis et al.
patent: 3176525 (1965-04-01), Rose
Eltra Corporation
Kannan Philip C.
Todd, Jr. Oliver E.
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