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1. EP2658100 - Control Device and Motor Unit Including Control Device

Office European Patent Office
Application Number 13164816
Application Date 23.04.2013
Publication Number 2658100
Publication Date 30.10.2013
Publication Kind A3
IPC
B62D 5/04
BPERFORMING OPERATIONS; TRANSPORTING
62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
DMOTOR VEHICLES; TRAILERS
5Power-assisted or power-driven steering
04electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
H02K 11/33
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
KDYNAMO-ELECTRIC MACHINES
11Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
30Structural association with control circuits or drive circuits
33Drive circuits, e.g. power electronics
H02K 11/38
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
KDYNAMO-ELECTRIC MACHINES
11Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
30Structural association with control circuits or drive circuits
38Control circuits or drive circuits associated with geared commutator motors of the worm-and-wheel type
H02K 29/00
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
KDYNAMO-ELECTRIC MACHINES
29Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
H05K 7/20
HELECTRICITY
05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
7Constructional details common to different types of electric apparatus
20Modifications to facilitate cooling, ventilating, or heating
CPC
H02K 11/33
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
KDYNAMO-ELECTRIC MACHINES
11Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
30Structural association with control circuits or drive circuits
33Drive circuits, e.g. power electronics
H02K 29/00
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
KDYNAMO-ELECTRIC MACHINES
29Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
H05K 7/209
HELECTRICITY
05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
7Constructional details common to different types of electric apparatus
20Modifications to facilitate cooling, ventilating, or heating
2089for power electronics, e.g. for inverters for controlling motor
209Heat transfer by conduction from internal heat source to heat radiating structure
H02K 11/0094
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
KDYNAMO-ELECTRIC MACHINES
11Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
0094Structural association with other electrical or electronic devices
H02K 11/04
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
KDYNAMO-ELECTRIC MACHINES
11Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
04for rectification
H02K 11/042
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
KDYNAMO-ELECTRIC MACHINES
11Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
04for rectification
042Rectifiers associated with rotating parts, e.g. rotor cores or rotary shafts
Applicants JTEKT CORP
Inventors TANI NAOKI
NAGASE SHIGEKI
Designated States
Priority Data 2012100040 25.04.2012 JP
2013022540 07.02.2013 JP
Title
(DE) Steuerungsvorrichtung und Motoreinheit mit der Steuerungsvorrichtung
(EN) Control Device and Motor Unit Including Control Device
(FR) Dispositif de commande et unité de moteur incluant le dispositif de commande
Abstract
(EN)
A control device (1B) for a motor unit (1) includes: a housing (60) including a bottom wall (62), a side wall (61) and an accommodation space (60A) formed so as to be surrounded by the side wall (61); a heat sink (70) including a first heat dissipation wall portion (71) upright from the bottom wall (62) in the accommodation space (60A), the first heat dissipation wall portion (71) having a first heat dissipation principal surface (71A); a first board portion (81) mounted on the first heat dissipation principal surface (71A) and having a first principal surface (81A); and a circuit board (80) including a power element (81C) mounted on the first principal surface (81A).