Ventilation assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9890791
SERIAL NO

14506012

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A ventilation assembly, particularly for a vehicle, has a cowl with a conduit for air flow. The conduit has a first portion and a second portion having a smaller diameter and a joining portion joining the first and second portions. A fan is disposed in the conduit. The fan has an impeller with a peripheral ring having a lip. An annular passage is formed between the ring and the conduit. The lip has a substantially frusto-conical shape; and the joining portion of the conduit has a substantially frusto-conical shape, with an inclination angle (α) at least approximately corresponding to that of the lip of the impeller. The inclination angle (α) is between 115° and 145°.

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Patent Owner(s)

Patent OwnerAddress
JOHNSON ELECTRIC INTERNATIONAL AGFREIBURGSTRASSE 33 MURTEN CH-3280

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Innocenti, Piergiorgio Asti, IT 3 52

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