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US 2015/0083090 A1Published application
Fuel delivery system for an internal combustion engine
AssigneeHusqvarna AB
InventorsPaul Warfel, Neal Chandler, Darien LaCroix
Life of this patent
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Abstract
A fuel delivery system for an internal combustion engine. The fuel delivery system includes a diaphragm carburettor for mixing air and fuel, a start preparation system for introducing fuel into the carburettor before a start of the engine, and a fuel enrichment system for providing an enriched fuel and air mixture when the engine is cranked.
Claims24
A fuel delivery system for an internal combustion engine, the fuel delivery system comprising:
- a carburettor for mixing air and fuel;
- a start preparation system for removing residual fuel or air from the carburettor or introducing fuel into the carburettor before a start of the engine, the start preparation system comprising a purging system activated by a purge bulb or a priming system activated by a primer bulb;
- and
- a fuel enrichment system for providing an enriched fuel and air mixture when the engine is cranked,
- wherein the fuel enrichment system is connected to the start preparation system in such a way that the fuel enrichment system is enabled to be activated by depression of the purge bulb or the primer bulb of the start preparation system.
2 more elements
Dependencies are inferred from the claim text.