INTAKE AIR TEMPERATURE CONTROL DEVICE FOR VEHICULAR ENGINE

Japanese Patent JP3872189

B2

PROBLEM TO BE SOLVED: To improve the effectiveness of a heater for an compartment and acceleration of warming up by enhancing an effective utilization factor of heat not utilized as work out of heat produced from a vehicular engine.
SOLUTION: In an intake air temperature control device A for a vehicular engine, which improves acceleration of warming up and the performance of a heater H for an interior by using as heat for warming the cooling water of a vehicular engine 7, heat not utilized actually as work out of heat that the vehicular engine 7 produces, an engine room inside air introducing pipe 29 extended by being branched from an intake air passage 28, is arranged in a dead space located upper than an engine arrangement part out of engine rooms 5 in which the vehicular engine 7 is mounted, an opening/closing control device 38 which increases the opening of a connecting opening 33 when outside air temperature is low is arranged in the connecting opening 33 through which these engine room inside air introducing pipe 29 and intake passage 28 are connected to each other, and the free end side opening 29b1 of the engine room inside air introducing pipe 29 is directed to the rear of a vehicle.

JP2004106773	INTAKE AIR DUCT OF TRUCK
JP3981905	Internal combustion engine intake port structure
WO/2021/111809	VEHICLE DRIVE UNIT

Makoto Suzuki

JP30620497A

January 24, 2007

November 07, 1997

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TOYOTA JIDOSHA KABUSHIKI KAISHA

B60K13/02; F02M31/04; F02M35/10; F02N19/04; (IPC1-7): F02M31/04; B60K13/02; F02M35/10; F02N17/04

JP58137860U
JP63098478U
JP1158549U
JP61286523A

Yoshiyuki Kawaguchi
Hidemi Matsukura
Yutaka Nagata
Tsutomu Toyama
Mayuko Wakuda

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