CN109649542A8 - 电动车 - Google Patents

电动车 Download PDF

Info

Publication number
CN109649542A8
CN109649542A8 CN201910011067.8A CN201910011067A CN109649542A8 CN 109649542 A8 CN109649542 A8 CN 109649542A8 CN 201910011067 A CN201910011067 A CN 201910011067A CN 109649542 A8 CN109649542 A8 CN 109649542A8
Authority
CN
China
Prior art keywords
electric vehicle
indicator light
vehicle state
state indicator
handlebar
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
Application number
CN201910011067.8A
Other languages
English (en)
Other versions
CN109649542B (zh
CN109649542A (zh
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nine Intelligent Changzhou Tech Co Ltd
Original Assignee
Beijing Zhixing Muyuan Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beijing Zhixing Muyuan Technology Co ltd filed Critical Beijing Zhixing Muyuan Technology Co ltd
Priority to CN201910011067.8A priority Critical patent/CN109649542B/zh
Publication of CN109649542A publication Critical patent/CN109649542A/zh
Priority to US16/495,399 priority patent/US11440607B2/en
Priority to PCT/CN2019/085944 priority patent/WO2020143139A1/zh
Priority to JP2019533385A priority patent/JP7112814B2/ja
Priority to MYPI2020000749A priority patent/MY199843A/en
Priority to KR1020197019272A priority patent/KR102245401B1/ko
Priority to EP19768692.6A priority patent/EP3699071A4/en
Publication of CN109649542A8 publication Critical patent/CN109649542A8/zh
Application granted granted Critical
Publication of CN109649542B publication Critical patent/CN109649542B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J3/00—Acoustic signal devices; Arrangement of such devices on cycles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J6/00—Arrangement of optical signalling or lighting devices on cycles; Mounting or supporting thereof; Circuits therefor
    • B62J6/22—Warning or information lights
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J50/00—Arrangements specially adapted for use on cycles not provided for in main groups B62J1/00 - B62J45/00
    • B62J50/20—Information-providing devices
    • B62J50/21—Information-providing devices intended to provide information to rider or passenger
    • B62J50/22—Information-providing devices intended to provide information to rider or passenger electronic, e.g. displays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J3/00—Acoustic signal devices; Arrangement of such devices on cycles
    • B62J3/10—Electrical devices
    • B62J3/14—Electrical devices indicating functioning of other devices, e.g. acoustic warnings indicating that lights are switched on
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J50/00—Arrangements specially adapted for use on cycles not provided for in main groups B62J1/00 - B62J45/00
    • B62J50/20—Information-providing devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J50/00—Arrangements specially adapted for use on cycles not provided for in main groups B62J1/00 - B62J45/00
    • B62J50/20—Information-providing devices
    • B62J50/21—Information-providing devices intended to provide information to rider or passenger
    • B62J50/225—Mounting arrangements therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J6/00—Arrangement of optical signalling or lighting devices on cycles; Mounting or supporting thereof; Circuits therefor
    • B62J6/22—Warning or information lights
    • B62J6/24—Warning or information lights warning or informing the rider, e.g. low fuel warning lights
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J99/00—Subject matter not provided for in other groups of this subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K11/00—Motorcycles, engine-assisted cycles or motor scooters with one or two wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K11/00—Motorcycles, engine-assisted cycles or motor scooters with one or two wheels
    • B62K11/14—Handlebar constructions, or arrangements of controls thereon, specially adapted thereto
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K21/00—Steering devices
    • B62K21/12—Handlebars; Handlebar stems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J45/00—Electrical equipment arrangements specially adapted for use as accessories on cycles, not otherwise provided for
    • B62J45/20—Cycle computers as cycle accessories
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K2202/00—Motorised scooters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
    • B62M6/40—Rider propelled cycles with auxiliary electric motor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Indicating Measured Values (AREA)
  • Steering Devices For Bicycles And Motorcycles (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

本发明提供了一种电动车，其中，上述电动车包括：车把，电动车状态指示灯，其中，所述电动车状态指示灯，位于所述电动车的车把上，或所述电动车状态指示灯位于所述电动车的车把立管的上部，用于通过不同的显示方式来表征所述电动车的不同车辆状态，采用上述技术方案，解决了相关技术中由于需要通过仪表屏幕才能够知晓电动车的各种车辆状态信息，进而导致成本高，影响查看效果等问题。
CN201910011067.8A 2019-01-07 2019-01-07 电动车 Active CN109649542B (zh)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CN201910011067.8A CN109649542B (zh) 2019-01-07 2019-01-07 电动车
US16/495,399 US11440607B2 (en) 2019-01-07 2019-05-08 Electric vehicle
PCT/CN2019/085944 WO2020143139A1 (zh) 2019-01-07 2019-05-08 电动车
JP2019533385A JP7112814B2 (ja) 2019-01-07 2019-05-08 電動スクーター
MYPI2020000749A MY199843A (en) 2019-01-07 2019-05-08 Electric vehicle
KR1020197019272A KR102245401B1 (ko) 2019-01-07 2019-05-08 전동 스쿠터
EP19768692.6A EP3699071A4 (en) 2019-01-07 2019-05-08 ELECTRIC VEHICLE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910011067.8A CN109649542B (zh) 2019-01-07 2019-01-07 电动车

Publications (3)

Publication Number Publication Date
CN109649542A CN109649542A (zh) 2019-04-19
CN109649542A8 true CN109649542A8 (zh) 2019-05-21
CN109649542B CN109649542B (zh) 2024-04-16

Family

ID=66118923

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910011067.8A Active CN109649542B (zh) 2019-01-07 2019-01-07 电动车

Country Status (7)

Country Link
US (1) US11440607B2 (zh)
EP (1) EP3699071A4 (zh)
JP (1) JP7112814B2 (zh)
KR (1) KR102245401B1 (zh)
CN (1) CN109649542B (zh)
MY (1) MY199843A (zh)
WO (1) WO2020143139A1 (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109649542B (zh) * 2019-01-07 2024-04-16 九号智能(常州)科技有限公司 电动车
CN113147969A (zh) * 2020-01-22 2021-07-23 纳恩博（北京）科技有限公司 电动车及其控制方法、存储介质
CN112224326B (zh) * 2020-09-21 2022-08-12 摩拜(北京)信息技术有限公司 电动自行车
CN112478028A (zh) * 2020-12-14 2021-03-12 无锡市神韵科技发展有限公司 一种电动自行车的自动打转向灯系统
CN112874674A (zh) * 2021-02-25 2021-06-01 上海七十迈数字科技有限公司 一种用于智能电动车的中控系统及控制方法

Family Cites Families (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR800000184Y1 (ko) * 1974-02-02 1980-03-07 가와시마 기요시 자동 2륜차의 표시등 취부장치
US5396970A (en) * 1992-10-09 1995-03-14 Tokyo R&D Co., Ltd. Electromotive scooter
JP2919684B2 (ja) * 1992-10-30 1999-07-12 三洋電機株式会社 電気自転車
JPH08230753A (ja) * 1995-02-28 1996-09-10 Sanyo Electric Co Ltd 電動自転車
AU1617497A (en) 1996-02-07 1997-08-28 Marco Panunzio Electronic safety system for motorcyclists with devices interacting between vehicle and crash helmet
JP3952398B2 (ja) * 2002-12-18 2007-08-01 本田技研工業株式会社 運転状態監視装置付き車両
JP2004243922A (ja) * 2003-02-14 2004-09-02 Yamaha Motor Co Ltd 電動車両の電池残量表示装置
JP2005125844A (ja) 2003-10-21 2005-05-19 Yamaha Corp 車載用音響装置
JP2006056276A (ja) 2004-08-17 2006-03-02 Honda Motor Co Ltd 電動車両用表示装置
JP2008273417A (ja) * 2007-05-01 2008-11-13 Yamaha Motor Co Ltd 鞍乗型車両
JP2009073208A (ja) * 2007-09-18 2009-04-09 Honda Motor Co Ltd 車両用スイッチ構造
CN201249855Y (zh) * 2008-08-06 2009-06-03 兰州万里航空机电有限责任公司 电动拖地车
CN201343108Y (zh) * 2009-01-12 2009-11-11 王作彦 电动自行车液晶智能显示屏
JP5419496B2 (ja) * 2009-03-06 2014-02-19 本田技研工業株式会社 異常検知および車両追跡装置
CN101905730B (zh) * 2009-10-15 2012-10-10 耀马车业(中国)有限公司 多功能调速转把
CN102152757A (zh) * 2010-02-12 2011-08-17 杨栈云 主动式运动状态指示灯
CN201677835U (zh) * 2010-03-17 2010-12-22 应光捷 电动车运行状态显示装置
CN202011449U (zh) * 2010-08-26 2011-10-19 天台县广信电器有限公司 多功能代步车
KR101250758B1 (ko) * 2010-09-13 2013-04-04 주식회사 만도 전동자전거
CN202481201U (zh) * 2011-12-27 2012-10-10 公信电子股份有限公司 自行车用的人机接口操作器结构
DE202011109723U1 (de) * 2011-12-28 2012-02-07 Wen-Tsan Fang Intelligentes Steuersystem für Elektrorad
CN202929995U (zh) * 2012-11-23 2013-05-08 温州市碧楠电动车配件有限公司 一种电动车把手数码管显示屏
JP6292804B2 (ja) * 2013-09-11 2018-03-14 株式会社小糸製作所 車両用操舵ハンドル
CN203567885U (zh) * 2013-12-04 2014-04-30 建德市五星车业有限公司 带显示组件的调速转把
CN104443202B (zh) * 2014-09-26 2018-09-21 杭州云造科技有限公司 折叠电动车
CN204116568U (zh) * 2014-10-22 2015-01-21 河南爱浪车业有限公司 一种电动自行车的剩余电量显示装置
CA2968322A1 (en) * 2014-11-18 2016-05-26 Vanhawks Inc. Network-enabled bicycles, bicycles interconnected into a mesh network, electronic devices for bicycles and related methods
US9694866B2 (en) * 2015-05-21 2017-07-04 Serfas, Inc. Audible warning system for bicycle lights
DE212016000114U1 (de) * 2015-06-15 2018-02-25 Gentex Corporation Drahtloses Steuersystem für einen Fahrzeuggriff
CN205034274U (zh) * 2015-08-13 2016-02-17 浙江同硕科技有限公司 具有触摸按钮的车头及电动车
CN105151207A (zh) * 2015-08-13 2015-12-16 深圳市家信信息科技开发有限公司 具有显示功能的一体式车把及自行车
KR20170068009A (ko) * 2015-12-09 2017-06-19 오태헌 자전거용 다목적 표시장치 및 그의 제어방법
WO2017127464A1 (en) 2016-01-22 2017-07-27 Razor Usa Llc Freewheeling electric scooter
US20170240239A1 (en) * 2016-01-22 2017-08-24 Razor Usa Llc Freewheeling electric scooter
CN205524666U (zh) * 2016-01-28 2016-08-31 林锋 一种电动车的仪表系统
US9771122B1 (en) * 2016-03-23 2017-09-26 Harley-Davidson Motor Company Group, LLC Motorcycle hand control with optical sensor
CN105775010A (zh) * 2016-03-27 2016-07-20 唐官府 一种自行车智能把立
CN205469463U (zh) * 2016-03-28 2016-08-17 深圳市海豚智能车科技有限公司 一种用于电动车的显示仪表
FR3052139B1 (fr) * 2016-06-03 2021-10-08 Pierre Regnier Procede de navigation a velo et guidon de velo
US20170361765A1 (en) * 2016-06-16 2017-12-21 EcoReco Global Corporation Navigation signaling system and method thereof
CN106183959B (zh) * 2016-07-11 2019-02-12 纳恩博（北京）科技有限公司 一种控制车灯的方法及控制设备
TWI644815B (zh) * 2017-03-23 2018-12-21 綠點高新科技股份有限公司 智能自行車車把及其中控裝置
JP2018162000A (ja) * 2017-03-27 2018-10-18 株式会社タグワン 運転補助システム、運転補助方法及びプログラム
CN206766255U (zh) * 2017-05-25 2017-12-19 天津微驰科技有限公司 电量显示总成及车把
CN207157362U (zh) * 2017-07-07 2018-03-30 北京神州力康生态科技有限公司 一种电动自行车提醒系统
RU2656781C1 (ru) * 2017-08-18 2018-06-06 Владимир Сергеевич Черкашин Рулевая стойка и индивидуальное транспортное средство на ее основе
JP6853756B2 (ja) * 2017-09-05 2021-03-31 川崎重工業株式会社 グリップヒーター装置
CN207833692U (zh) * 2018-02-08 2018-09-07 广州在那儿地理信息有限公司 一种共享电动车的智能ecu装置
WO2019177620A1 (en) * 2018-03-16 2019-09-19 Ford Motor Company Optimizing and predicting availability of resources in a shared vehicle environment
CN108791459B (zh) * 2018-07-17 2024-05-17 上海阿柚信息科技有限公司 感应式把手及含有该把手的婴儿车
CN109649542B (zh) * 2019-01-07 2024-04-16 九号智能(常州)科技有限公司 电动车

Also Published As

Publication number Publication date
CN109649542B (zh) 2024-04-16
WO2020143139A1 (zh) 2020-07-16
US11440607B2 (en) 2022-09-13
EP3699071A1 (en) 2020-08-26
CN109649542A (zh) 2019-04-19
MY199843A (en) 2023-11-24
KR20200088214A (ko) 2020-07-22
JP2021516636A (ja) 2021-07-08
US20210403115A1 (en) 2021-12-30
KR102245401B1 (ko) 2021-04-27
JP7112814B2 (ja) 2022-08-04
EP3699071A4 (en) 2021-04-21

Similar Documents

Publication Publication Date Title
CN109649542A8 (zh) 电动车
WO2007024365A3 (en) Speed limit advisor
GB2559759A8 (en) Apparatus and method for displaying information
CN101987576B (zh) 用于显示混合动力车辆的行驶状态的方法和设备
EP2498058A3 (en) Navigation apparatus
FR2973528B1 (fr) Module de commande et d'affichage pour vehicule automobile
WO2008063633A3 (en) Instrument cluster
WO2014061386A1 (ja) 車両用表示装置
WO2015044146A3 (fr) Dispositif et procédé d'aide à la conduite
KR20120020745A (ko) 자동차용 클러스터의 정보 표시 방법
MX2018001228A (es) Dispositivo de visualizacion.
ATE547711T1 (de) Kombinationsinstrument zur anzeige von betriebszuständen
CN102721432A (zh) 一种具有导航功能的汽车仪表
US8379043B1 (en) Methods and apparatus for displaying information on the inside of a windshield
CN204279088U (zh) 带can总线的组合仪表
WO2012080806A3 (en) Light source device for vehicle
CN104842794A (zh) 安装在汽车挡风玻璃上方的抬头显示器装置
CN202574033U (zh) 车用平视显示装置
ATE500086T1 (de) Fahrzeug-anzeigevorrichtung
EP2842788A3 (en) Instrument panel pointer with transparent section
TW200715255A (en) Display device and method of driving the same
US9360350B2 (en) Light guide for an instrument cluster
WO2011023574A3 (de) Verfahren zur kennzeichnung historischer daten in fahrzeugumgebungskarten
EP1878605A3 (de) Kraftfahrzeug mit einem head-up-display
WO2014166633A3 (de) Verfahren zum betrieb einer einstellbaren kombinations-anzeigeeinrichtung für ein fahrzeug und entsprechende kombinations-anzeigeeinrichtung

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CI02 Correction of invention patent application
CI02 Correction of invention patent application

Correction item: Inventor

Correct: Do not announce the inventor

False: Zhang Chengqiao

Number: 16-02

Page: The title page

Volume: 35

Correction item: Inventor

Correct: Do not announce the inventor

False: Zhang Chengqiao

Number: 16-02

Volume: 35

TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20210121

Address after: 213000 No.1 xingben Road, Xinbei District, Changzhou City, Jiangsu Province

Applicant after: No.9 intelligent (Changzhou) Technology Co.,Ltd.

Address before: 100086 No.161, 6 / F, block B, building 1, No.38, Zhongguancun Street, Haidian District, Beijing

Applicant before: BEIJING ZHIXING MUYUAN TECHNOLOGY Co.,Ltd.

GR01 Patent grant
GR01 Patent grant