CN115158217B - Functional safety system for automobile electronic steering column lock - Google Patents
Functional safety system for automobile electronic steering column lock Download PDFInfo
- Publication number
- CN115158217B CN115158217B CN202210649218.4A CN202210649218A CN115158217B CN 115158217 B CN115158217 B CN 115158217B CN 202210649218 A CN202210649218 A CN 202210649218A CN 115158217 B CN115158217 B CN 115158217B
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- Prior art keywords
- module
- lock tongue
- steering column
- control module
- signal
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- 238000012544 monitoring process Methods 0.000 claims abstract description 56
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 238000001914 filtration Methods 0.000 claims abstract description 15
- 230000005856 abnormality Effects 0.000 claims 1
- 230000002159 abnormal effect Effects 0.000 abstract description 26
- 238000000034 method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/01—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens
- B60R25/02—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism
- B60R25/021—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism restraining movement of the steering column or steering wheel hub, e.g. restraining means controlled by ignition switch
- B60R25/0215—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism restraining movement of the steering column or steering wheel hub, e.g. restraining means controlled by ignition switch using electric means, e.g. electric motors or solenoids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
- B60R16/0232—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/01—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens
- B60R25/02—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism
- B60R25/021—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism restraining movement of the steering column or steering wheel hub, e.g. restraining means controlled by ignition switch
- B60R25/02142—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism restraining movement of the steering column or steering wheel hub, e.g. restraining means controlled by ignition switch comprising externally controlled safety devices for preventing locking during vehicle running condition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/30—Detection related to theft or to other events relevant to anti-theft systems
- B60R25/34—Detection related to theft or to other events relevant to anti-theft systems of conditions of vehicle components, e.g. of windows, door locks or gear selectors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/40—Features of the power supply for the anti-theft system, e.g. anti-theft batteries, back-up power supply or means to save battery power
- B60R25/403—Power supply in the vehicle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention provides a functional safety system for an electronic steering column lock of an automobile, which comprises a power supply filtering module, a monitoring module, an electronic steering column lock control module, a motor driving module, a lock tongue motor, a functional safety control module and a lock tongue position detection module; the power supply filtering module, the monitoring module, the electronic steering column lock control module, the motor driving module and the lock tongue motor are sequentially connected, the lock tongue position detection module is arranged beside the lock tongue, and the functional safety control module is connected with the monitoring module, the electronic steering column lock control module, the motor driving module and the lock tongue position detection module. When the position of the lock tongue is wrong, the vehicle speed signal is abnormal, the power supply mode is abnormal, the engine state is abnormal, and components and parts are invalid, the functional safety control module cuts off the power supply of the motor by adopting a hardware means, so that the personal and vehicle safety threat caused by abnormal locking of the lock tongue due to the abnormal motor is prevented.
Description
Technical Field
The invention belongs to the technical field of automobile control function safety, and particularly relates to a functional safety system for an automobile electronic steering column lock.
Background
At present, in order to realize the theft prevention of a keyless vehicle, key matching is mainly carried out between a vehicle body controller and an electronic steering column lock or an electronic gear shifter, the theft prevention of the whole vehicle is realized by adopting a locking steering mechanism or a gear shifting mechanism, as the safety requirement of people on the vehicle is higher and higher, the electronic steering column lock is required to be forbidden to be locked in the ISO26262 standard when a vehicle driving/speed signal is abnormal, the functional safety level is ASIL D, but the abnormal locking condition of the vehicle caused by the factors such as error position of a lock tongue, abnormal speed signal, abnormal power supply mode, abnormal engine state, invalid components and parts and the like can occur in the actual vehicle, so that the ASIL D is difficult to reach, and the personal safety is also endangered.
Disclosure of Invention
The invention aims to solve the potential safety hazard problem caused by abnormal locking of a vehicle in the running process, so as to provide a functional safety system for an automobile electronic steering column lock, which solves the problem of abnormal locking of the vehicle in the running process caused by the factors of error position of a lock tongue, abnormal vehicle speed signal, abnormal power supply mode, abnormal engine state, failure of components and the like in the related technology.
The invention aims at realizing the following technical scheme:
the functional safety system for the automobile electronic steering column lock comprises a power supply filtering module, a monitoring module, an electronic steering column lock control module, a motor driving module, a lock tongue motor, a functional safety control module and a lock tongue position detection module; the power supply filtering module, the monitoring module, the electronic steering column lock control module, the motor driving module and the lock tongue motor are sequentially connected, the lock tongue position detection module is arranged beside the lock tongue, and the functional safety control module is connected with the monitoring module, the electronic steering column lock control module, the motor driving module and the lock tongue position detection module.
The filtering module is used for protecting and filtering the input power supply and outputting the power supply to the monitoring module.
The monitoring module is used for supplying power to the electronic steering column lock control module, the motor driving module and the functional safety control module and receiving a lock tongue state signal and a lock tongue position signal of the electronic steering column lock control module; and when the state signal of the lock tongue is inconsistent with the position signal of the lock tongue, a stop signal is sent to the functional safety control module.
The electronic steering column lock control module is used for sending control signals to the motor driving module and receiving lock tongue state signals, receiving lock tongue position signals fed back by the lock tongue position detection module and sending the lock tongue state signals and the lock tongue position signals to the monitoring module.
The motor driving module is used for receiving the control signal of the electronic steering column lock control module, driving the lock tongue motor to work and sending the lock tongue state signal to the electronic steering column lock control module.
The lock tongue position detection module is used for detecting the position of the lock tongue and sending a lock tongue position signal to the electronic steering column lock control module.
The functional safety control module is used for supplying power to the electronic steering column lock control module, the motor driving module and the lock tongue position detection module, and after receiving stop signals, the power supply and the power ground of the motor driving module are cut off.
Further, the system further comprises an ABS and an ESP, wherein the ABS and the ESP are connected with a monitoring module and are used for sending a vehicle speed signal of the ABS and a wheel speed signal of the ESP to the monitoring module, and the monitoring module is used for sending a stop signal to the functional safety control module when the vehicle speed signal and the wheel speed signal are judged to be different.
Further, the monitoring system also comprises a BCM, wherein the BCM is connected with the monitoring module and is used for sending a power supply mode signal to the monitoring module, and the monitoring module sends a stop signal to the functional safety control module when the power supply mode signal is abnormal.
Further, the engine monitoring system further comprises an EMS, wherein the EMS is connected with the monitoring module and used for sending an engine state signal to the monitoring module, and when the monitoring module receives that the engine state signal is abnormal, the monitoring module sends a stop signal to the functional safety control module.
Further, the electronic steering column lock control module further comprises a self-checking unit, wherein the self-checking unit is used for sending a self-checking fault error signal to the monitoring module after self-checking faults, and when the monitoring module receives the error signal, the monitoring module sends a stop signal to the functional safety control module.
Compared with the prior art, the invention has the beneficial effects that:
the invention relates to a functional safety system for an electronic steering column lock of an automobile, which is used for outputting fault signals to a monitoring module through a self-checking unit of an electronic steering column lock control module when a lock tongue is in error position, a vehicle speed signal is abnormal, a power supply mode is abnormal, an engine state is abnormal and components are invalid, then sending stop signals through the monitoring module box functional safety control module, and the functional safety control module cuts off power supply of a motor by adopting a hardware means to prevent personal and vehicle safety threat caused by abnormal locking of the lock tongue due to abnormal motor.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a block diagram of a functional safety circuit for an electronic steering column lock.
Detailed Description
In order to make the use, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following drawings and examples. The specific examples described herein are intended to be illustrative of the invention and are not intended to be limiting.
As shown in fig. 1, the embodiment of the invention provides a functional safety circuit for an electronic steering column lock of an automobile, which can comprise a power supply filtering module, a monitoring module, an electronic steering column lock control module, a motor driving module, a lock tongue motor and a functional safety control module, wherein the power supply filtering module, the monitoring module, the electronic steering column lock control module, the motor driving module and the lock tongue motor are sequentially connected, and the lock tongue position detection module is arranged beside a lock tongue and the functional safety control module is connected with the monitoring module, the electronic steering column lock control module, the motor driving module and the lock tongue position detection module.
The power supply filtering module is mainly used for protecting and filtering an input power supply and outputting the power supply to the detection module, so that the power supply filtering module mainly plays a role in increasing the reliability of a circuit. The power supply filter module comprises a reverse connection protection circuit, a surge protection circuit and an ESD protection circuit, wherein the output end of the power supply filter module is connected with an input power KL30, and the output end of the power supply filter module is connected with the power supply input end of the detection module.
The monitoring module is connected with the electronic steering column lock control module and the motor driving module and is used for supplying power to the electronic steering column lock control module and the motor driving module and receiving a lock tongue position signal and a lock tongue state signal fed back by the electronic steering column lock control module, and when the lock tongue state signal is inconsistent with the lock tongue position signal, the monitoring module judges that the electronic steering column lock control module works abnormally and sends a stop signal to the functional safety control module.
The monitoring module is also connected with the ABS and the ESP and is used for receiving and judging a vehicle speed signal of the ABS and a wheel speed signal of the ESP, and when the vehicle speed signal and the wheel speed signal are different, the monitoring module sends a stop signal to the functional safety control module.
The monitoring module is also connected with the BCM and used for receiving a power supply mode signal sent by the BCM, and sending a stop signal to the functional safety control module when the power supply mode signal is abnormal.
The monitoring module is also connected with the EMS and is used for receiving an engine state signal of the EMS, and when the engine state signal is abnormal, the stop signal is sent to the functional safety control module.
The electronic steering column lock control module is used for sending control signals to the motor driving module and receiving the lock tongue state signals, is also used for receiving the lock tongue position signals fed back by the lock tongue position detection module and sending the lock tongue state signals and the lock tongue position signals to the monitoring module. The electronic steering column lock control module further comprises a self-checking unit, wherein the self-checking unit is used for sending a self-checking fault error signal to the monitoring module after self-checking faults, and when the monitoring module receives the error signal, the monitoring module sends a stop signal to the functional safety control module.
The motor driving module is connected with the electronic steering column lock control module, adopts a high-low side H bridge driving mode, can control the motor to stop suddenly and the driving chip to have overvoltage, overcurrent and overtemperature protection functions besides realizing the forward and reverse rotation of the motor, and can diagnose the faults of the driving circuit and the motor through current sampling. The motor driving circuit is mainly used for receiving the control signal of the electronic steering column lock control module, driving the lock tongue motor to work and sending the lock tongue state signal to the electronic steering column lock control module. The motor driving module power supply is controlled by the monitoring module, the electronic steering column lock control module and the functional safety control together, so that the functional safety level of locking is increased.
The lock tongue detection circuit adopts a mode of double Hall sensors, and the lock tongue position detection module is used for detecting the position of the lock tongue and sending a lock tongue position signal to the control module of the electronic steering column lock.
The function safety control module adopts an SBC design, CAN output 5V/250mA current except CAN communication, has overvoltage, overcurrent and overtemperature protection and watchdog function, is mainly used for supplying power to the electronic steering column lock control module, the motor driving module and the lock tongue position detection module, and cuts off the power supply and the power ground of the motor driving module after receiving stop signals, so as to prevent personal vehicle safety threat caused by abnormal lock of the lock tongue due to abnormal motor.
Claims (5)
1. A functional safety system for an automotive electronic steering column lock, characterized by: the electronic steering column lock comprises a power supply filtering module, a monitoring module, an electronic steering column lock control module, a motor driving module, a lock tongue motor, a functional safety control module and a lock tongue position detection module; the power supply filtering module, the monitoring module, the electronic steering column lock control module, the motor driving module and the lock tongue motor are sequentially connected, the lock tongue position detection module is arranged beside the lock tongue, and the functional safety control module is connected with the monitoring module, the electronic steering column lock control module, the motor driving module and the lock tongue position detection module;
the filtering module is used for protecting and filtering the input power supply and outputting the power supply to the monitoring module;
the monitoring module is used for supplying power to the electronic steering column lock control module, the motor driving module and the functional safety control module and receiving a lock tongue state signal and a lock tongue position signal of the electronic steering column lock control module; when the state signal of the lock tongue is inconsistent with the position signal of the lock tongue, a stop signal is sent to the functional safety control module;
the electronic steering column lock control module is used for sending a control signal to the motor driving module and receiving a lock tongue state signal, receiving a lock tongue position signal fed back by the lock tongue position detection module and sending the lock tongue state signal and the lock tongue position signal to the monitoring module;
the motor driving module is used for receiving a control signal of the electronic steering column lock control module, driving a lock tongue motor to work and sending the lock tongue state signal to the electronic steering column lock control module;
the lock tongue position detection module is used for detecting the position of the lock tongue and sending a lock tongue position signal to the electronic steering column lock control module;
the functional safety control module is used for supplying power to the electronic steering column lock control module, the motor driving module and the lock tongue position detection module, and after receiving stop signals, the power supply and the power of the motor driving module are cut off.
2. The functional safety system for an automotive electronic steering column lock according to claim 1, further comprising an ABS and an ESP connected to the monitoring module for transmitting a vehicle speed signal of the ABS and a wheel speed signal of the ESP to the monitoring module, the monitoring module for transmitting a stop signal to the functional safety control module when the vehicle speed signal and the wheel speed signal are determined to be different.
3. The functional safety system for an automotive electronic steering column lock of claim 2, further comprising a BCM coupled to the monitoring module for transmitting a power mode signal to the monitoring module, the monitoring module transmitting a stop signal to the functional safety control module upon an abnormality in the power mode signal.
4. A functional safety system for an automotive electronic steering column lock according to any one of claims 1 to 3, further comprising an EMS connected to the monitoring module for sending an engine status signal to the monitoring module, which, upon receipt of an engine status anomaly signal, sends a stop signal to the functional safety control module.
5. The functional safety system for an automotive electronic steering column lock of claim 4, wherein the electronic steering column lock control module further comprises a self-test unit for sending a self-test fault error signal to a monitoring module after a self-test fault, and wherein the monitoring module sends a stop signal to the functional safety control module when receiving the error signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210649218.4A CN115158217B (en) | 2022-06-09 | 2022-06-09 | Functional safety system for automobile electronic steering column lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210649218.4A CN115158217B (en) | 2022-06-09 | 2022-06-09 | Functional safety system for automobile electronic steering column lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115158217A CN115158217A (en) | 2022-10-11 |
| CN115158217B true CN115158217B (en) | 2023-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210649218.4A Active CN115158217B (en) | 2022-06-09 | 2022-06-09 | Functional safety system for automobile electronic steering column lock |
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| CN (1) | CN115158217B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116424260B (en) * | 2023-06-12 | 2023-09-01 | 一汽解放汽车有限公司 | Steering column lock control method and device, electronic equipment and storage medium |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA383312A (en) * | 1939-08-08 | J. Barach Edmund | Vehicle brake locking device | |
| DE10037068A1 (en) * | 2000-07-29 | 2002-02-07 | Daimler Chrysler Ag | Car steering system with length and height adjustments, has adjustment mechanism and steering spindle locking controlled by common unit |
| JP2010090577A (en) * | 2008-10-07 | 2010-04-22 | Miwa Lock Co Ltd | Electric lock system |
| CN101927753A (en) * | 2010-08-17 | 2010-12-29 | 浙江吉利汽车研究院有限公司 | Electronic steering lock with CAN bus |
| CN102616205A (en) * | 2012-04-01 | 2012-08-01 | 奇瑞汽车股份有限公司 | Control system for steering column lock |
| CN202574114U (en) * | 2012-02-20 | 2012-12-05 | 奇瑞汽车股份有限公司 | Car keyless entry system |
| JP2014091483A (en) * | 2012-11-06 | 2014-05-19 | Honda Lock Mfg Co Ltd | Vehicle control device |
| CN203611926U (en) * | 2013-12-25 | 2014-05-28 | 昌辉汽车电气系统（安徽）有限公司 | Electronic steering column lock controller and system thereof |
| CN105604405A (en) * | 2014-11-13 | 2016-05-25 | 本田技研工业株式会社 | Smart entry system |
| US9764734B1 (en) * | 2015-03-26 | 2017-09-19 | Hydro-Gear Limited Partnership | Stability control system |
| CN109204224A (en) * | 2018-10-17 | 2019-01-15 | 天合汽车零部件（苏州）有限公司 | Electronic steering column lock control system based on double-core microcontroller |
| CN212195371U (en) * | 2020-01-17 | 2020-12-22 | 立胜汽车科技(苏州)有限公司 | Electronic steering column lock control system |
| CN112550425A (en) * | 2020-12-03 | 2021-03-26 | 一汽奔腾轿车有限公司 | Passenger car steering column adjusting structure |
| CN214492880U (en) * | 2020-12-17 | 2021-10-26 | 一汽奔腾轿车有限公司 | Safety control system for preventing mistaken starting of vehicle after opening of rear door |
-
2022
- 2022-06-09 CN CN202210649218.4A patent/CN115158217B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA383312A (en) * | 1939-08-08 | J. Barach Edmund | Vehicle brake locking device | |
| DE10037068A1 (en) * | 2000-07-29 | 2002-02-07 | Daimler Chrysler Ag | Car steering system with length and height adjustments, has adjustment mechanism and steering spindle locking controlled by common unit |
| JP2010090577A (en) * | 2008-10-07 | 2010-04-22 | Miwa Lock Co Ltd | Electric lock system |
| CN101927753A (en) * | 2010-08-17 | 2010-12-29 | 浙江吉利汽车研究院有限公司 | Electronic steering lock with CAN bus |
| CN202574114U (en) * | 2012-02-20 | 2012-12-05 | 奇瑞汽车股份有限公司 | Car keyless entry system |
| CN102616205A (en) * | 2012-04-01 | 2012-08-01 | 奇瑞汽车股份有限公司 | Control system for steering column lock |
| JP2014091483A (en) * | 2012-11-06 | 2014-05-19 | Honda Lock Mfg Co Ltd | Vehicle control device |
| CN203611926U (en) * | 2013-12-25 | 2014-05-28 | 昌辉汽车电气系统（安徽）有限公司 | Electronic steering column lock controller and system thereof |
| CN105604405A (en) * | 2014-11-13 | 2016-05-25 | 本田技研工业株式会社 | Smart entry system |
| US9764734B1 (en) * | 2015-03-26 | 2017-09-19 | Hydro-Gear Limited Partnership | Stability control system |
| CN109204224A (en) * | 2018-10-17 | 2019-01-15 | 天合汽车零部件（苏州）有限公司 | Electronic steering column lock control system based on double-core microcontroller |
| CN212195371U (en) * | 2020-01-17 | 2020-12-22 | 立胜汽车科技(苏州)有限公司 | Electronic steering column lock control system |
| CN112550425A (en) * | 2020-12-03 | 2021-03-26 | 一汽奔腾轿车有限公司 | Passenger car steering column adjusting structure |
| CN214492880U (en) * | 2020-12-17 | 2021-10-26 | 一汽奔腾轿车有限公司 | Safety control system for preventing mistaken starting of vehicle after opening of rear door |
Non-Patent Citations (1)
| Title |
|---|
| 汽车电子转向柱锁锁舌断裂分析及改善;顾中连;冯志华;;中国设备工程(10);全文 * |
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| Publication number | Publication date |
|---|---|
| CN115158217A (en) | 2022-10-11 |
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Address after: 130012 no.4888, Yushan Road, Changchun high tech Development Zone, Jilin Province Patentee after: FAW Besturn Automotive Co.,Ltd. Country or region after: China Address before: No. 4888, Yushan Road, Changchun high tech Industrial Development Zone, Changchun City, Jilin Province Patentee before: FAW Pentium Car Co.,Ltd. Country or region before: China |