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US 6,581,562 B2Granted
Open center recoil starter
AssigneeTecumseh Products Company
InventorsNicholas R. Goebel, Thomas A. Immel
Life of this patent
Estimating the term…
Abstract
An open center recoil starter in a small internal combustion engine having a blower housing, a flywheel, and a crankshaft. The open center recoil starter generally includes an annular cover mounted to the blower housing and defining an airway into the blower housing and the engine. The open center recoil starter also includes an annular mechanism for engaging the flywheel, thereby rotating both the flywheel and the crankshaft to start the engine.
Claims20
An internal combustion engine, comprising:
- a crankcase having a crankshaft rotatably disposed therein;
- a flywheel connected to said crankshaft externally of said crankcase;
- a blower housing attached to said crankcase, said blower housing having an opening disposed generally above said flywheel;
- and
- an annular recoil starter mechanism attached to one of said blower housing and crankcase and disposed around said opening to define a center airway therethrough into said blower housing, said annular recoil starter mechanism selectively engaging said flywheel to rotate said flywheel and said crankshaft to start said engine.
2 more elements
An internal combustion engine, comprising:
- a crankcase having a crankshaft rotatably disposed therein;
- a flywheel connected to said crankshaft;
- a blower housing attached to said crankcase, said blower housing including an opening disposed generally above said flywheel;
- and
- an open center, annular recoil starter mechanism attached to said blower housing and disposed around said opening.
2 more elements
An implement comprising:
- a frame;
- an engine connected to said frame and having a crankshaft disposed therein;
- a flywheel mounted to said crankshaft;
- a housing attached to said engine, said housing including an opening disposed generally above said flywheel;
- and
- an open center, annular recoil starter mechanism attached to said housing and disposed around said opening in said housing.
3 more elements
Dependencies are inferred from the claim text.