Multi-position operator-carried four-cycle engine

Details Multi-position operator-carried four-cycle engine Multi-position operator-carried four-cycle engine

1996-03-08

2000-04-11

Kamen, Noah P.

Internal-combustion engines

Lubricators

Crankcase, pressure control

184 111, F01M 100

Patent

active

060476788

ABSTRACT:
A power tool having a rotary implement driven by a four-cycle engine. The engine crankcase is vented via an axial passageway which extends through at least one cam shaft axial shaft of the crankshaft and cam shaft. The rotating shaft member inhibits the escape of oil when the engine is running due to centrifugal force.

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