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Motor Control Device And Electric Power Steering Device

Abstract: This motor control device is for controlling a motor (5) equipped with multiple winding groups (15 16) and is configured such that when a short circuit failure is detected by a failure detection means (33) control of a normal side inverter with the exclusion of the faulty side is continued by means of means (31 32) for controlling current in normal state and control of the faulty side inverter is also continued according to a faulty state voltage command that is generated by a means for controlling current in a faulty state that comprises a generator (34) for generating a normal side command in faulty state and a generator (42) for generating a faulty side command in faulty state. With this configuration in the event of a winding failure of the motor (5) or an inverter failure torque pulsation of the motor (5) is accentuated so that a user can recognize the failure without fail.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
11 July 2014
Publication Number
09/2016
Publication Type
INA
Invention Field
ELECTRICAL
Status
Email
patent@depenning.com
Parent Application
Patent Number
Legal Status
Grant Date
2020-05-27
Renewal Date

Applicants

Mitsubishi Electric Corporation
7 3 Marunouchi 2 chome Chiyoda ku Tokyo 1008310

Inventors

1. KEZOBO Isao
c/o Mitsubishi Electric Corporation 7 3 Marunouchi 2 chome Chiyoda ku Tokyo 1008310
2. NAKANO Kosuke
c/o Mitsubishi Electric Corporation 7 3 Marunouchi 2 chome Chiyoda ku Tokyo 1008310
3. ASAO Yoshihito
c/o Mitsubishi Electric Corporation 7 3 Marunouchi 2 chome Chiyoda ku Tokyo 1008310
4. FURUKAWA Akira
c/o Mitsubishi Electric Corporation 7 3 Marunouchi 2 chome Chiyoda ku Tokyo 1008310

Specification

Documents

Application Documents

# Name Date
1 SPECIFICATION.pdf 2014-07-23
2 OTHERS.pdf 2014-07-23
3 GPA.pdf 2014-07-23
4 Form 5.pdf 2014-07-23
5 Form 3.pdf 2014-07-23
6 5348-CHENP-2014.pdf 2014-07-25
7 5348-CHENP-2014 CORRESPONDENCE OTHERS 09-01-2015.pdf 2015-01-09
8 5348-CHENP-2014 FORM-3 09-01-2015.pdf 2015-01-09
9 abstract 5348-CHENP-2014.jpg 2015-02-23
10 5348-CHENP-2014-Correspondence-030316.pdf 2016-07-01
11 5348-CHENP-2014-FER.pdf 2018-07-26
12 5348-CHENP-2014-OTHERS [21-01-2019(online)].pdf 2019-01-21
13 5348-CHENP-2014-Information under section 8(2) (MANDATORY) [21-01-2019(online)].pdf 2019-01-21
14 5348-CHENP-2014-FORM-26 [21-01-2019(online)].pdf 2019-01-21
15 5348-CHENP-2014-FORM 3 [21-01-2019(online)].pdf 2019-01-21
16 5348-CHENP-2014-FER_SER_REPLY [21-01-2019(online)].pdf 2019-01-21
17 5348-CHENP-2014-DRAWING [21-01-2019(online)].pdf 2019-01-21
18 5348-CHENP-2014-COMPLETE SPECIFICATION [21-01-2019(online)].pdf 2019-01-21
19 5348-CHENP-2014-CLAIMS [21-01-2019(online)].pdf 2019-01-21
20 5348-CHENP-2014-ABSTRACT [21-01-2019(online)].pdf 2019-01-21
21 Correspondence by Agent_Power of Attormey_24-01-2019.pdf 2019-01-24
22 5348-CHENP-2014-HearingNoticeLetter-(DateOfHearing-11-12-2019).pdf 2019-11-14
23 5348-CHENP-2014-FORM-26 [10-12-2019(online)].pdf 2019-12-10
24 5348-CHENP-2014-Correspondence to notify the Controller (Mandatory) [10-12-2019(online)].pdf 2019-12-10
25 5348-CHENP-2014-Written submissions and relevant documents (MANDATORY) [26-12-2019(online)].pdf 2019-12-26
26 5348-CHENP-2014-Retyped Pages under Rule 14(1) (MANDATORY) [26-12-2019(online)].pdf 2019-12-26
27 5348-CHENP-2014-FORM 3 [26-12-2019(online)].pdf 2019-12-26
28 5348-CHENP-2014-2. Marked Copy under Rule 14(2) (MANDATORY) [26-12-2019(online)].pdf 2019-12-26
29 5348-CHENP-2014-PatentCertificate27-05-2020.pdf 2020-05-27
30 5348-CHENP-2014-IntimationOfGrant27-05-2020.pdf 2020-05-27
31 5348-CHENP-2014 -Marked Copy_Granted 337422_27-05-2020.pdf 2020-05-27
32 5348-CHENP-2014 -Drawing_Granted 337422_27-05-2020.pdf 2020-05-27
33 5348-CHENP-2014 -Description Complete_Granted 337422_27-05-2020.pdf 2020-05-27
34 5348-CHENP-2014 -Claims_Granted 337422_27-05-2020.pdf 2020-05-27
35 5348-CHENP-2014 -Abstract_Granted 337422_27-05-2020.pdf 2020-05-27
36 5348-CHENP-2014-RELEVANT DOCUMENTS [15-09-2022(online)].pdf 2022-09-15
37 5348-CHENP-2014-RELEVANT DOCUMENTS [20-09-2023(online)].pdf 2023-09-20

Search Strategy

1 5348chenp2014search_22-03-2018.pdf

ERegister / Renewals

3rd: 26 Jun 2020

From 27/01/2014 - To 27/01/2015

4th: 26 Jun 2020

From 27/01/2015 - To 27/01/2016

5th: 26 Jun 2020

From 27/01/2016 - To 27/01/2017

6th: 26 Jun 2020

From 27/01/2017 - To 27/01/2018

7th: 26 Jun 2020

From 27/01/2018 - To 27/01/2019

8th: 26 Jun 2020

From 27/01/2019 - To 27/01/2020

9th: 26 Jun 2020

From 27/01/2020 - To 27/01/2021

10th: 26 Jun 2020

From 27/01/2021 - To 27/01/2022

11th: 13 Dec 2021

From 27/01/2022 - To 27/01/2023

12th: 21 Dec 2022

From 27/01/2023 - To 27/01/2024