Drive engine for motor car accessory units
OwnerNikolaus Lainginventor
Life of this patent
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Abstract
A driving device for accessory units in motor cars, e.g. an air conditioning appliance, which comprises an expansion engine which is located in the induction pipe of the internal combustion engine. The expansion engine is powered by flow of air in the induction pipe and the expansion engine serves as a throttling device for the induction pipe.
Claims7
An auxiliary driving device for driving units auxiliary to an internal combustion engine having an induction duct, comprising an expansion engine located in the induction duct of said internal combustion engine and driven by air passing through said induction duct whereby said expansion engine acts as a throttling device in said induction duct, and at least one bypass duct having a throttling device therein which duct bypasses said expansion engine whereby air may enter into the internal combustion engine when said expansion engine is not operating.
Dependencies are inferred from the claim text.