CN111348026A - 电动汽车用电子制动系统 - Google Patents
电动汽车用电子制动系统 Download PDFInfo
- Publication number
- CN111348026A CN111348026A CN201911328967.1A CN201911328967A CN111348026A CN 111348026 A CN111348026 A CN 111348026A CN 201911328967 A CN201911328967 A CN 201911328967A CN 111348026 A CN111348026 A CN 111348026A
- Authority
- CN
- China
- Prior art keywords
- electric vehicle
- brake system
- brake
- electric
- armature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000008859 change Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
- B60T13/741—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive acting on an ultimate actuator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
- B60T13/741—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive acting on an ultimate actuator
- B60T13/743—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive acting on an ultimate actuator with a spring accumulator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
- B60T15/02—Application and release valves
- B60T15/04—Driver's valves
- B60T15/041—Driver's valves controlling auxiliary pressure brakes, e.g. parking or emergency brakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/06—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels
- B60T1/065—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels employing disc
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
- B60T13/748—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive acting on electro-magnetic brakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T7/00—Brake-action initiating means
- B60T7/02—Brake-action initiating means for personal initiation
- B60T7/04—Brake-action initiating means for personal initiation foot actuated
- B60T7/042—Brake-action initiating means for personal initiation foot actuated by electrical means, e.g. using travel or force sensors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T7/00—Brake-action initiating means
- B60T7/02—Brake-action initiating means for personal initiation
- B60T7/04—Brake-action initiating means for personal initiation foot actuated
- B60T7/045—Brake-action initiating means for personal initiation foot actuated with locking and release means, e.g. providing parking brake application
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
- F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/90—Vehicles comprising electric prime movers
- B60Y2200/91—Electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2400/00—Special features of vehicle units
- B60Y2400/81—Braking systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/18—Electric or magnetic
- F16D2121/20—Electric or magnetic using electromagnets
- F16D2121/22—Electric or magnetic using electromagnets for releasing a normally applied brake
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/18—Electric or magnetic
- F16D2121/24—Electric or magnetic using motors
- F16D2121/26—Electric or magnetic using motors for releasing a normally applied brake
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/50—Problem to be solved by the control system
- F16D2500/508—Relating driving conditions
- F16D2500/50841—Hill hold
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/50—Problem to be solved by the control system
- F16D2500/508—Relating driving conditions
- F16D2500/50866—Parking, i.e. control of drive units during parking
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/38—Slack adjusters
- F16D65/40—Slack adjusters mechanical
- F16D65/52—Slack adjusters mechanical self-acting in one direction for adjusting excessive play
- F16D65/56—Slack adjusters mechanical self-acting in one direction for adjusting excessive play with screw-thread and nut
- F16D65/561—Slack adjusters mechanical self-acting in one direction for adjusting excessive play with screw-thread and nut for mounting within the confines of a drum brake
- F16D65/563—Slack adjusters mechanical self-acting in one direction for adjusting excessive play with screw-thread and nut for mounting within the confines of a drum brake arranged adjacent to service brake actuator, e.g. on parking brake lever, and not subjected to service brake force
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- General Engineering & Computer Science (AREA)
- Braking Arrangements (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020180166143A KR102127054B1 (ko) | 2018-12-20 | 2018-12-20 | 전기차용 전자 브레이크 시스템 |
KR10-2018-0166143 | 2018-12-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111348026A true CN111348026A (zh) | 2020-06-30 |
CN111348026B CN111348026B (zh) | 2022-06-14 |
Family
ID=68965789
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911328967.1A Active CN111348026B (zh) | 2018-12-20 | 2019-12-20 | 电动汽车用电子制动系统 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11433867B2 (zh) |
EP (1) | EP3670278B1 (zh) |
KR (1) | KR102127054B1 (zh) |
CN (1) | CN111348026B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3967897B1 (en) * | 2020-09-15 | 2024-05-01 | Doosan Bobcat Korea Co., Ltd. | Electromagnetic brake system |
KR102494008B1 (ko) * | 2020-11-20 | 2023-01-31 | 두산산업차량 주식회사 | 전자기 브레이크 시스템 |
KR102535937B1 (ko) * | 2020-11-20 | 2023-05-26 | 두산산업차량 주식회사 | 전자기 브레이크 시스템 |
US12071119B2 (en) * | 2021-02-24 | 2024-08-27 | Textron Innovations Inc. | Emergency vehicle braking using closed-loop pulsing |
AU2022331907B2 (en) * | 2021-12-02 | 2023-08-03 | Eurospares Depot Holdings Pty Ltd | Emergency disc brake assembly |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1563069A1 (de) * | 1965-05-21 | 1970-02-19 | Verlinde Sa | Elektromagnetische Scheibenbremse fuer Elektromotoren |
BE769222A (fr) * | 1970-11-04 | 1971-11-03 | Horton Mfg Co Inc | Dispositif de relachement d'un frein a rappel par |
US6142266A (en) * | 1997-09-18 | 2000-11-07 | Still Gmbh | Energy storing brake for a vehicle |
WO2001066966A1 (fr) * | 2000-03-06 | 2001-09-13 | Groupe Newtech International Inc. | Frein électromagnétique |
EP1264748A1 (en) * | 2001-06-08 | 2002-12-11 | South West Research Patents Pty Ltd | Vehicle retarder system |
US20080314701A1 (en) * | 2007-06-21 | 2008-12-25 | Rolf Bogelein | Automatic spring-loaded brake for industrial truck |
EP2190104A1 (en) * | 2007-09-11 | 2010-05-26 | Kabushiki Kaisha Yaskawa Denki | Hollow actuator |
CN101920694A (zh) * | 2010-06-12 | 2010-12-22 | 北京科技大学 | 一种电传动重型汽车轮边电机制动装置 |
DE102011004813A1 (de) * | 2011-02-28 | 2012-08-30 | Zf Friedrichshafen Ag | Bremsbetätigungseinheit und Verfahren zum stufenlosen Einstellen einer Bremskraft einer Bremse |
CN102780312A (zh) * | 2011-05-13 | 2012-11-14 | 株式会社安川电机 | 马达及马达用制动器 |
CN103026089A (zh) * | 2010-07-28 | 2013-04-03 | 克诺尔-布里姆斯轨道车辆系统有限公司 | 带有涡流盘式制动器的构成摩擦盘式制动器制动盘的转子的制动装置 |
CN103180183A (zh) * | 2010-08-03 | 2013-06-26 | 卢卡斯汽车股份有限公司 | 用于机动车的车辆制动系和控制车辆制动系的方法 |
CN104482080A (zh) * | 2014-11-14 | 2015-04-01 | 江苏大学 | 电磁与摩擦集成制动系统及其控制方法 |
CN107032220A (zh) * | 2009-06-12 | 2017-08-11 | 奥的斯电梯公司 | 制动器组件 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2164542C3 (de) * | 1971-12-24 | 1980-04-17 | Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen | Selbsttätige Nachstellvorrichtung zum Ausgleich des Abriebs der Reibscheibe einer elektromagnetisch lüftbaren Federdruckbremse bzw. -Kupplung |
DE3687092D1 (de) * | 1985-07-26 | 1992-12-17 | Mavilor Syst Sa | Elektromotor mit scheibenbremse. |
US4966255A (en) * | 1988-11-16 | 1990-10-30 | Reliance Electric Industrial Company | Automatic wear compensator for electromagnetic brake |
JPH0735829B2 (ja) * | 1989-08-18 | 1995-04-19 | 株式会社日立製作所 | エレベータ |
DE19613763C1 (de) * | 1996-04-06 | 1997-05-07 | Ortlinghaus Werke Gmbh | Schaltbare, bremswirksame oder kupplungswirksame Vorrichtung, wie eine Reibungsbremse oder eine Reibungskupplung |
US6543587B1 (en) * | 2001-09-17 | 2003-04-08 | Stromag, Inc. | Hydraulic brake with electric parking brake |
JP4220275B2 (ja) * | 2003-03-06 | 2009-02-04 | ヤマハ発動機株式会社 | 電磁ブレーキ |
JP2012122574A (ja) * | 2010-12-10 | 2012-06-28 | Hitachi Industrial Equipment Systems Co Ltd | 電磁ブレーキ及び電動機 |
JP5785002B2 (ja) * | 2011-06-28 | 2015-09-24 | トヨタ自動車株式会社 | 電磁係合装置 |
DE202012000897U1 (de) * | 2012-01-31 | 2012-02-28 | Kendrion Magneta Gmbh | Federdruckbremse mit einem Magnetgehäuse |
-
2018
- 2018-12-20 KR KR1020180166143A patent/KR102127054B1/ko active IP Right Grant
-
2019
- 2019-12-18 US US16/718,564 patent/US11433867B2/en active Active
- 2019-12-19 EP EP19217841.6A patent/EP3670278B1/en active Active
- 2019-12-20 CN CN201911328967.1A patent/CN111348026B/zh active Active
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1563069A1 (de) * | 1965-05-21 | 1970-02-19 | Verlinde Sa | Elektromagnetische Scheibenbremse fuer Elektromotoren |
BE769222A (fr) * | 1970-11-04 | 1971-11-03 | Horton Mfg Co Inc | Dispositif de relachement d'un frein a rappel par |
US6142266A (en) * | 1997-09-18 | 2000-11-07 | Still Gmbh | Energy storing brake for a vehicle |
WO2001066966A1 (fr) * | 2000-03-06 | 2001-09-13 | Groupe Newtech International Inc. | Frein électromagnétique |
EP1264748A1 (en) * | 2001-06-08 | 2002-12-11 | South West Research Patents Pty Ltd | Vehicle retarder system |
US20080314701A1 (en) * | 2007-06-21 | 2008-12-25 | Rolf Bogelein | Automatic spring-loaded brake for industrial truck |
EP2190104A1 (en) * | 2007-09-11 | 2010-05-26 | Kabushiki Kaisha Yaskawa Denki | Hollow actuator |
CN107032220A (zh) * | 2009-06-12 | 2017-08-11 | 奥的斯电梯公司 | 制动器组件 |
CN101920694A (zh) * | 2010-06-12 | 2010-12-22 | 北京科技大学 | 一种电传动重型汽车轮边电机制动装置 |
CN103026089A (zh) * | 2010-07-28 | 2013-04-03 | 克诺尔-布里姆斯轨道车辆系统有限公司 | 带有涡流盘式制动器的构成摩擦盘式制动器制动盘的转子的制动装置 |
CN103180183A (zh) * | 2010-08-03 | 2013-06-26 | 卢卡斯汽车股份有限公司 | 用于机动车的车辆制动系和控制车辆制动系的方法 |
DE102011004813A1 (de) * | 2011-02-28 | 2012-08-30 | Zf Friedrichshafen Ag | Bremsbetätigungseinheit und Verfahren zum stufenlosen Einstellen einer Bremskraft einer Bremse |
CN102780312A (zh) * | 2011-05-13 | 2012-11-14 | 株式会社安川电机 | 马达及马达用制动器 |
CN104482080A (zh) * | 2014-11-14 | 2015-04-01 | 江苏大学 | 电磁与摩擦集成制动系统及其控制方法 |
Non-Patent Citations (1)
Title |
---|
龙云梅等: "一种汽车盘式电磁制动器的研制", 《机电工程》 * |
Also Published As
Publication number | Publication date |
---|---|
EP3670278A1 (en) | 2020-06-24 |
EP3670278B1 (en) | 2022-08-10 |
KR102127054B1 (ko) | 2020-06-25 |
CN111348026B (zh) | 2022-06-14 |
US20200198612A1 (en) | 2020-06-25 |
US11433867B2 (en) | 2022-09-06 |
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TA01 | Transfer of patent application right |
Effective date of registration: 20211110 Address after: Incheon, Korea Applicant after: Doosan Industrial Vehicle Co.,Ltd. Address before: Seoul special city, Korea Applicant before: DOOSAN Corp. |
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CP03 | Change of name, title or address |
Address after: Incheon Wide Area City, Korea Patentee after: Doosan Bobcat Korea Co.,Ltd. Country or region after: Republic of Korea Address before: Incheon Wide Area City, Korea Patentee before: Doosan Industrial Vehicle Co.,Ltd. Country or region before: Republic of Korea |