AU2009352070B2 - Cooling air intake structure for V-belt type stepless transmission - Google Patents

Cooling air intake structure for V-belt type stepless transmission Download PDF

Info

Publication number
AU2009352070B2
AU2009352070B2 AU2009352070A AU2009352070A AU2009352070B2 AU 2009352070 B2 AU2009352070 B2 AU 2009352070B2 AU 2009352070 A AU2009352070 A AU 2009352070A AU 2009352070 A AU2009352070 A AU 2009352070A AU 2009352070 B2 AU2009352070 B2 AU 2009352070B2
Authority
AU
Australia
Prior art keywords
cooling air
transmission case
cooling
intake structure
air intake
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.)
Ceased
Application number
AU2009352070A
Other languages
English (en)
Other versions
AU2009352070A1 (en
Inventor
Nobutaka Horii
Hideo Kashima
Hirokazu Komuro
Ryuji Tsuchiya
Teruhide Yamanishi
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.)
Honda Motor Co Ltd
Original Assignee
Honda Motor 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 Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Publication of AU2009352070A1 publication Critical patent/AU2009352070A1/en
Application granted granted Critical
Publication of AU2009352070B2 publication Critical patent/AU2009352070B2/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • 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
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/048—Type of gearings to be lubricated, cooled or heated
    • F16H57/0487—Friction gearings
    • F16H57/0489—Friction gearings with endless flexible members, e.g. belt CVTs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/08—Air inlets for cooling; Shutters or blinds therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
    • B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
    • B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing
    • B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing of mechanical type
    • 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
    • B62J50/30—Means for ventilation within devices provided on the cycle, e.g. ventilation means in a battery container
    • 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
    • B62M7/00—Motorcycles characterised by position of motor or engine
    • 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
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/035—Gearboxes for gearing with endless flexible members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/10—Road Vehicles
    • B60Y2200/12—Motorcycles, Trikes; Quads; Scooters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/10—Road Vehicles
    • B60Y2200/12—Motorcycles, Trikes; Quads; Scooters
    • B60Y2200/126—Scooters
    • 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
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/0203—Gearboxes; Mounting gearing therein the gearbox is associated or combined with a crank case of an engine
    • 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
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02039—Gearboxes for particular applications
    • F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
    • F16H2057/02065—Gearboxes for particular applications for vehicle transmissions for motorcycles or squads
    • 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
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0412—Cooling or heating; Control of temperature
    • F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
    • F16H57/0416—Air cooling or ventilation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • General Details Of Gearings (AREA)
  • Arrangement Of Transmissions (AREA)
AU2009352070A 2009-09-03 2009-09-03 Cooling air intake structure for V-belt type stepless transmission Ceased AU2009352070B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2009/065404 WO2011027445A1 (ja) 2009-09-03 2009-09-03 Ｖベルト式無段変速機の冷却風取入れ構造

Publications (2)

Publication Number Publication Date
AU2009352070A1 AU2009352070A1 (en) 2012-03-08
AU2009352070B2 true AU2009352070B2 (en) 2013-12-05

Family

ID=43649007

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2009352070A Ceased AU2009352070B2 (en) 2009-09-03 2009-09-03 Cooling air intake structure for V-belt type stepless transmission

Country Status (10)

Country Link
US (1) US8840496B2 (enExample)
EP (1) EP2474435B1 (enExample)
JP (1) JP5443500B2 (enExample)
KR (1) KR101387673B1 (enExample)
CN (1) CN102483146B (enExample)
AU (1) AU2009352070B2 (enExample)
ES (1) ES2556329T3 (enExample)
IN (1) IN2012DN01852A (enExample)
TW (1) TWI409397B (enExample)
WO (1) WO2011027445A1 (enExample)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5819126B2 (ja) * 2011-07-23 2015-11-18 本田技研工業株式会社 小型車両用パワーユニット
US8834307B2 (en) 2011-10-06 2014-09-16 Kawasaki Jukogyo Kabushiki Kaisha Belt type continuously variable transmission
US8911312B2 (en) * 2011-10-06 2014-12-16 Kawasaki Jukogyo Kabushiki Kaisha Belt type continuously variable transmission
US8596406B2 (en) * 2011-10-07 2013-12-03 Kawasaki Jukogyo Kabushiki Kaisha Utility vehicle
US8556015B2 (en) 2011-10-07 2013-10-15 Kawasaki Jukogyo Kabushiki Kaisha Utility vehicle
JP5929561B2 (ja) * 2012-06-29 2016-06-08 株式会社ジェイテクト 電動回転機およびその製造方法
US9103428B2 (en) * 2013-03-15 2015-08-11 Kawasaki Jukogyo Kabushiki Kaisha Structure for coupling V-belt type continuously variable transmission with engine
TWI513608B (zh) * 2013-07-18 2015-12-21 Kwang Yang Motor Co The wind - driven structure of the cooling wind of the vehicle transmission box
US9366331B2 (en) * 2013-07-22 2016-06-14 Arctic Cat Inc. Transmission cover with improved airflow
US9528595B2 (en) * 2014-04-24 2016-12-27 Kawasaki Jukogyo Kabushiki Kaisha V-belt type continuously variable transmission
US9453573B2 (en) * 2014-06-30 2016-09-27 Brp-Powertrain Gmbh & Co. Kg Continuously variable transmission assembly for a vehicle
JP6331815B2 (ja) * 2014-07-22 2018-05-30 スズキ株式会社 無段変速機の冷却構造
US10648554B2 (en) 2014-09-02 2020-05-12 Polaris Industries Inc. Continuously variable transmission
USD771146S1 (en) 2015-02-26 2016-11-08 Caterpillar Inc. Belt cover
ITUB20150543A1 (it) 2015-04-16 2016-10-16 Piaggio & C Spa Struttura di coperchio per la trasmissione di un motoveicolo
JP6512967B2 (ja) 2015-07-02 2019-05-15 株式会社クボタ 作業車
CN107848411B (zh) * 2015-08-21 2020-06-16 本田技研工业株式会社 鞍座型车辆的动力单元
ITUB20155584A1 (it) * 2015-11-13 2017-05-13 Piaggio & C Spa Sistema di raffreddamento del motore di un motoveicolo
US9863523B2 (en) * 2016-03-21 2018-01-09 Textron Innovations Inc. Continuously variable transmission
US10197149B2 (en) * 2016-03-23 2019-02-05 Kawasaki Jukogyo Kabushiki Kaisha V-belt type continuously variable transmission
KR20170115694A (ko) * 2016-04-08 2017-10-18 현대자동차주식회사 차량용 타이밍벨트 커버조립체
USD809019S1 (en) * 2016-12-08 2018-01-30 Gary Don Armstrong Belt guard
US10697532B2 (en) * 2016-12-22 2020-06-30 Polaris Industries Inc. Housing for a transmission
US10443704B2 (en) 2017-02-28 2019-10-15 Textron Innovations Inc. Continuously variable transmission cooling
SG10201802276WA (en) * 2017-03-21 2018-10-30 Tvs Motor Co Ltd A cooling system for an internal combustion engine
US10563751B2 (en) 2017-04-19 2020-02-18 Excel Industries, Inc. Cooling apparatus for continuously variable transmissions
WO2019123432A1 (en) * 2017-12-22 2019-06-27 Bombardier Recreational Products Inc. Snowmobile having an air-cooled continuously variable transmission
JP6670335B2 (ja) * 2018-03-16 2020-03-18 本田技研工業株式会社 鞍乗型車両のベルト式無段変速装置
WO2019182951A1 (en) 2018-03-19 2019-09-26 Polaris Industries Inc. Electronic cvt with friction clutch
WO2019183051A1 (en) 2018-03-19 2019-09-26 Polaris Industries Inc. Continuously variable transmission
JP2020131839A (ja) * 2019-02-15 2020-08-31 本田技研工業株式会社 車両の吸気ダクト構造
JP6893524B2 (ja) * 2019-03-18 2021-06-23 本田技研工業株式会社 無段変速装置
JP7232090B2 (ja) * 2019-03-19 2023-03-02 株式会社Subaru 車両
US11795895B2 (en) * 2020-04-04 2023-10-24 Kawasaki Motors, Ltd. Air intake structure for engine
EP4140792A1 (en) * 2021-08-30 2023-03-01 TVS Motor Company Limited Air inlet device for transmission system of a vehicle
US11913537B2 (en) * 2022-01-18 2024-02-27 Kris Werth, Inc. CVT belt cooling system
CN114607758A (zh) * 2022-03-08 2022-06-10 重庆隆鑫新能源科技有限公司 V带式无极发动机的冷却风导入结构及发动机
US11739824B1 (en) * 2022-04-25 2023-08-29 Kawasaki Motors, Ltd. Waterproof case and continuously variable transmission
TWI857486B (zh) * 2023-02-09 2024-10-01 三陽工業股份有限公司 引擎傳動箱

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59195018U (ja) * 1983-06-14 1984-12-25 本田技研工業株式会社 自動二輪車における伝動系の冷却装置
JPS61193890U (enExample) * 1985-05-28 1986-12-02
US4671782A (en) * 1984-05-28 1987-06-09 Honda Giken Kogyo Kabushiki Kaisha Cooler for a belt type stageless transmission
JP2009019705A (ja) * 2007-07-12 2009-01-29 Honda Motor Co Ltd 自動二輪車用パワーユニットの変速機ケース冷却構造
JP2009191969A (ja) * 2008-02-14 2009-08-27 Honda Motor Co Ltd ベルト式無段変速機の冷却構造

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2205975A (en) * 1934-02-19 1940-06-25 Us Electrical Motors Inc Ventilated variable speed power unit
US2189294A (en) * 1936-07-27 1940-02-06 Us Electrical Motors Inc Variable speed transmission device
US2315317A (en) * 1939-08-17 1943-03-30 Renold & Coventry Chain Co Casing for chain belt and like transmissions
US4671781A (en) * 1984-08-03 1987-06-09 Honda Giken Kogyo Kabushiki Kaisha Cooling system for a belt type transmission
JPS61193890A (ja) 1985-02-23 1986-08-28 Nec Corp レ−ザ−マ−カ−
US4697665A (en) * 1985-06-18 1987-10-06 Polaris Industries, Inc. Recreational vehicle with air cooled transmission
JPH06272750A (ja) * 1993-03-19 1994-09-27 Yamaha Motor Co Ltd 車両のｖベルト伝動装置用冷却装置
JPH06317695A (ja) 1993-05-07 1994-11-15 Hitachi Ltd 混合流配管構造
JP2000120847A (ja) * 1998-10-15 2000-04-28 Suzuki Motor Corp 車両用パワーユニットの冷却装置
JP3709973B2 (ja) * 2000-03-31 2005-10-26 本田技研工業株式会社 ベルト式変速装置
JP3709974B2 (ja) * 2000-04-06 2005-10-26 本田技研工業株式会社 Ｖベルト式変速機
JP3916376B2 (ja) * 2000-06-15 2007-05-16 本田技研工業株式会社 車両用内燃機関のブリーザ構造
JP2002021989A (ja) * 2000-07-05 2002-01-23 Yamaha Motor Co Ltd 自動二輪車用エンジンの冷却装置
JP3696508B2 (ja) * 2000-12-28 2005-09-21 本田技研工業株式会社 車両用ラジエータ装置
JP4067769B2 (ja) * 2001-01-15 2008-03-26 本田技研工業株式会社 ベルト式自動変速機のベルト交換時期報知装置
JP4134596B2 (ja) * 2002-05-17 2008-08-20 スズキ株式会社 スクータ型自動二輪車用ベルト式自動変速機の冷却構造
JP4700260B2 (ja) * 2003-04-18 2011-06-15 富士重工業株式会社 無段変速機
US7237638B2 (en) * 2003-09-30 2007-07-03 Honda Motor Co., Ltd. V-belt type continuously variable transmission
JP4627425B2 (ja) * 2004-09-29 2011-02-09 本田技研工業株式会社 無段変速機の変速制御装置
JP2007062715A (ja) * 2005-08-01 2007-03-15 Yamaha Motor Co Ltd 鞍乗型車両
US20070219030A1 (en) * 2006-03-16 2007-09-20 Kwang Yang Motor Co., Ltd. Cooling mechanism for belt-based speed-change system of engine
JP4887200B2 (ja) * 2006-08-08 2012-02-29 本田技研工業株式会社 デコンプ装置を備えたエンジン
JP4963976B2 (ja) * 2007-01-26 2012-06-27 ヤマハ発動機株式会社 樹脂ブロックベルトを有するベルト式無段変速機を備えた鞍乗型車両
JP2008185054A (ja) * 2007-01-26 2008-08-14 Yamaha Motor Co Ltd 樹脂ブロックベルトを有するベルト式無段変速機およびそれを備えた自動二輪車
JP2008201230A (ja) * 2007-02-19 2008-09-04 Yamaha Motor Co Ltd 鞍乗型車両

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59195018U (ja) * 1983-06-14 1984-12-25 本田技研工業株式会社 自動二輪車における伝動系の冷却装置
US4671782A (en) * 1984-05-28 1987-06-09 Honda Giken Kogyo Kabushiki Kaisha Cooler for a belt type stageless transmission
JPS61193890U (enExample) * 1985-05-28 1986-12-02
JP2009019705A (ja) * 2007-07-12 2009-01-29 Honda Motor Co Ltd 自動二輪車用パワーユニットの変速機ケース冷却構造
JP2009191969A (ja) * 2008-02-14 2009-08-27 Honda Motor Co Ltd ベルト式無段変速機の冷却構造

Also Published As

Publication number Publication date
ES2556329T3 (es) 2016-01-15
JP5443500B2 (ja) 2014-03-19
CN102483146B (zh) 2015-07-15
AU2009352070A1 (en) 2012-03-08
EP2474435A4 (en) 2013-03-27
EP2474435B1 (en) 2015-09-16
EP2474435A1 (en) 2012-07-11
US20120289370A1 (en) 2012-11-15
TWI409397B (zh) 2013-09-21
CN102483146A (zh) 2012-05-30
KR20120062808A (ko) 2012-06-14
IN2012DN01852A (enExample) 2015-08-21
US8840496B2 (en) 2014-09-23
JPWO2011027445A1 (ja) 2013-01-31
TW201113455A (en) 2011-04-16
WO2011027445A1 (ja) 2011-03-10
KR101387673B1 (ko) 2014-04-22

Similar Documents

Publication Publication Date Title
AU2009352070B2 (en) Cooling air intake structure for V-belt type stepless transmission
CN103511055B (zh) 强制风冷式发动机的冷却结构
US20020005191A1 (en) Breather structure of internal combustion engine for vehicles
CN101108641A (zh) 摩托车
AU2012203479B2 (en) Breather structure of motorcycle engine
JP5203739B2 (ja) ベルト式無段変速機の冷却構造
TWI296976B (en) Indicator device for motor driven vehicle
CN102003263B (zh) 动力单元的冷却装置
CN1253653C (zh) 发动机的温度检测结构
CN100526685C (zh) 二轮机动车的传动箱的通气结构
KR0162927B1 (ko) 파워유니트가 스윙가능한 자동2륜차
JP2009024555A (ja) 内燃機関のブリーザ装置
JP2923352B2 (ja) 自動二輪車
CN1087246C (zh) 小型摩托车
JPS6317695Y2 (enExample)
CN1962350A (zh) 二轮机动车
CN1113159C (zh) 车辆用v型内燃机
JP3835426B2 (ja) スクータ型車両
JP3460448B2 (ja) スクータ型車両
KR0156509B1 (ko) 엔진출력 취출장치에 있어서의 윤활구조
JP2005351115A (ja) 内燃機関のオイルポンプ取り付け構造
JP2005291052A (ja) 内燃機関の潤滑構造
JP2014004902A (ja) 鞍乗り型車両用エンジンにおける遮熱構造
JP2001130475A (ja) スクータ型車両
JPH02215933A (ja) エンジンのクランク軸支持構造

Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired