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U.S. Department of Energy
Office of Scientific and Technical Information

Recoil starter

Patent ·
OSTI ID:6885069
A recoil starter is described comprising: a supporting shaft mounted within a housing; a reel which is loosely fitted for rotation around the supporting shaft; a cylindrical hub portion carried integrally by the reel; a clutch cylinder loosely fitted in coaxial relation on the cylindrical hub portion, the hub portion and the cylinder having a cooperating spiral spline and groove connection whereby relative rotation causes axial projection and retraction of the clutch cylinder; a plurality of generally axial projections provided at the fore end of the clutch cylinder in a position opposing a plurality of recesses provided integrally with a flywheel which is attached to the end portion of a crankshaft of an engine, for engagement upon projection of the clutch cylinder; an axially extending notch on the clutch cylinder extending part of the axial length thereof; means mechanically engaged in the notch to permit relative axial displacement of the clutch cylinder; and friction means acting on the notch engaging means to brake the same against rotation and thus the clutch cylinder to thereby effect relative rotation of the hub portion and clutch cylinder to project the latter into flywheel engaging position.
Assignee:
Starting Industry Co., Ltd., Tokyo
Patent Number(s):
US 4637360
OSTI ID:
6885069
Country of Publication:
United States
Language:
English