FR2495726B1 - Dispositif de changement de vitesse pour un tracteur, facilitant le passage marche avant-marche arriere, mais interdisant la marche arriere sur la vitesse la plus elevee - Google Patents
Dispositif de changement de vitesse pour un tracteur, facilitant le passage marche avant-marche arriere, mais interdisant la marche arriere sur la vitesse la plus eleveeInfo
- Publication number
- FR2495726B1 FR2495726B1 FR8121287A FR8121287A FR2495726B1 FR 2495726 B1 FR2495726 B1 FR 2495726B1 FR 8121287 A FR8121287 A FR 8121287A FR 8121287 A FR8121287 A FR 8121287A FR 2495726 B1 FR2495726 B1 FR 2495726B1
- Authority
- FR
- France
- Prior art keywords
- forbidden
- tractor
- reverse
- speed
- change device
- 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.)
- Expired
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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
-
- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/18—Preventing unintentional or unsafe shift, e.g. preventing manual shift from highest gear to reverse gear
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/19—Gearing
- Y10T74/19167—In series plural interchangeably locked nonplanetary units
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/20—Control lever and linkage systems
- Y10T74/20012—Multiple controlled elements
- Y10T74/20018—Transmission control
- Y10T74/20073—Control of plural mechanisms [e.g., control of transmission and control of 4 - wheel drive]
- Y10T74/20079—Separate control levers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
- Gear-Shifting Mechanisms (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17508280U JPS5797728U (fr) | 1980-12-05 | 1980-12-05 | |
JP4329581U JPS57158521U (fr) | 1981-03-26 | 1981-03-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2495726A1 FR2495726A1 (fr) | 1982-06-11 |
FR2495726B1 true FR2495726B1 (fr) | 1985-12-27 |
Family
ID=26383057
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8121287A Expired FR2495726B1 (fr) | 1980-12-05 | 1981-11-13 | Dispositif de changement de vitesse pour un tracteur, facilitant le passage marche avant-marche arriere, mais interdisant la marche arriere sur la vitesse la plus elevee |
Country Status (4)
Country | Link |
---|---|
US (1) | US4462273A (fr) |
CA (1) | CA1190120A (fr) |
FR (1) | FR2495726B1 (fr) |
GB (1) | GB2088973B (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4635506A (en) * | 1982-10-15 | 1987-01-13 | Honda Giken Kogyo Kabushiki Kaisha | Gearbox assembly for vehicles |
DE3312218A1 (de) * | 1983-04-05 | 1984-10-11 | Hudelmaier, geb. Otto, Ingrid, 7900 Ulm | Transportbetonmischer |
JPS60103022U (ja) * | 1983-12-20 | 1985-07-13 | 株式会社クボタ | トラクタ用ミツシヨン |
US4722247A (en) * | 1984-10-19 | 1988-02-02 | Toyota Jidosha Kabushiki Kaisha | Shift control system of automatic transmission |
NZ215776A (en) * | 1985-08-20 | 1988-04-29 | Kubota Ltd | Transmission case for tractor, removable housing for supplementary unit |
DE19622514A1 (de) * | 1996-06-05 | 1997-12-18 | Deere & Co | Vorrichtung zur Neutralstellung eines Getriebes |
US5901606A (en) * | 1996-06-18 | 1999-05-11 | Kubota Corporation | Transmission for a tractor |
KR100221403B1 (ko) * | 1997-06-03 | 1999-09-15 | 김희용 | 농업용 트랙터의 트랜스미션 장치 |
US6119552A (en) | 1997-09-01 | 2000-09-19 | Kanzaki Kokyukoki Mfg. Co., Ltd. | Transmission for a working vehicle |
JP5090634B2 (ja) * | 2005-07-06 | 2012-12-05 | ヤンマー株式会社 | トラクタ |
US20130022430A1 (en) * | 2011-07-20 | 2013-01-24 | Anderson Noel W | Material transfer system |
CN104373594B (zh) * | 2014-11-19 | 2017-01-18 | 重庆华世丹机械制造有限公司 | 防倒档的限位执行机构 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2447469A (en) * | 1944-10-20 | 1948-08-17 | Automatic Locking Devices Inc | Quadrant control |
DE922569C (de) * | 1953-02-07 | 1955-01-20 | Kloeckner Humboldt Deutz Ag | Schaltgetriebe mit Zapfwellenantrieb fuer Kraftfahrzeuge, insbesondere Ackerschlepper |
GB846825A (en) * | 1958-07-14 | 1960-08-31 | Int Harvester Co | Improvements in or relating to change-speed gear transmissions |
GB862435A (en) * | 1958-12-22 | 1961-03-08 | Schlepperwerk Nordhausen Veb | Improvements in or relating to change speed gears for motor driven vehicles |
DE1171276B (de) * | 1960-08-27 | 1964-05-27 | Kopat Ges Fuer Konstruktion | Fahrzeuggetriebe, insbesondere fuer Ackerschlepper in Geraetetraegerbauform |
US3290955A (en) * | 1964-01-15 | 1966-12-13 | Gen Motors Corp | Transmission |
US3548981A (en) * | 1969-02-25 | 1970-12-22 | Twin Disc Inc | Power shift transmission having synchronized clutch control |
US3563109A (en) * | 1969-04-14 | 1971-02-16 | Sperry Rand Corp | Two range steering and speed gontrol mechanism for a dual hydraulic transmission separately driving two wheels of a tractor |
US3566711A (en) * | 1969-06-10 | 1971-03-02 | North American Rockwell | Gate plate interlock |
US3774475A (en) * | 1972-06-16 | 1973-11-27 | Deere & Co | Transmission and controls therefor |
US3955437A (en) * | 1974-11-15 | 1976-05-11 | Massey-Ferguson Inc. | Transmission control mechanism |
JPS53134156A (en) * | 1977-04-27 | 1978-11-22 | Kubota Ltd | Transmission of tractor |
JPS5467847A (en) * | 1977-11-10 | 1979-05-31 | Kubota Ltd | Running speed change gear for tractor |
US4273007A (en) * | 1978-04-21 | 1981-06-16 | Kubota, Ltd. | Transmission for agricultural tractor |
DE2847245A1 (de) * | 1978-10-31 | 1980-05-08 | Fendt & Co Xaver | Vollsynchronisiertes zahnraederwechselgetriebe fuer kraftfahrzeuge |
JPS5597248U (fr) * | 1978-12-27 | 1980-07-05 | ||
JPS569921U (fr) * | 1979-07-02 | 1981-01-28 |
-
1981
- 1981-10-27 CA CA000388808A patent/CA1190120A/fr not_active Expired
- 1981-10-28 US US06/315,770 patent/US4462273A/en not_active Expired - Fee Related
- 1981-11-04 GB GB8133258A patent/GB2088973B/en not_active Expired
- 1981-11-13 FR FR8121287A patent/FR2495726B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2088973B (en) | 1985-02-27 |
CA1190120A (fr) | 1985-07-09 |
FR2495726A1 (fr) | 1982-06-11 |
GB2088973A (en) | 1982-06-16 |
US4462273A (en) | 1984-07-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |