FR2401367A1 - Pignons multiples en particulier pour bicyclette - Google Patents
Pignons multiples en particulier pour bicycletteInfo
- Publication number
- FR2401367A1 FR2401367A1 FR7824575A FR7824575A FR2401367A1 FR 2401367 A1 FR2401367 A1 FR 2401367A1 FR 7824575 A FR7824575 A FR 7824575A FR 7824575 A FR7824575 A FR 7824575A FR 2401367 A1 FR2401367 A1 FR 2401367A1
- Authority
- FR
- France
- Prior art keywords
- sprockets
- bicycles
- bicycle
- teeth
- relates
- 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
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
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/30—Chain-wheels
-
- 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
- B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
- B62M9/04—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio
- B62M9/06—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like
- B62M9/10—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Gears, Cams (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
L'invention concerne des pignons ou des plateaux multiples pour bicyclette. Pour faciliter les changements de vitesse, certaines des dents 11a du pignon de grand diamètre 1 sont écartées de certaines des dents 21 du pignon de petit diamètre 2 d'une distance D qui est égale à un multiple entier du pas de la chaîne 4. L'invention concerne les plateaux et pignons multiples de bicyclette.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1977114127U JPS5528617Y2 (fr) | 1977-08-25 | 1977-08-25 | |
JP1977114128U JPS5633829Y2 (fr) | 1977-08-25 | 1977-08-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2401367A1 true FR2401367A1 (fr) | 1979-03-23 |
FR2401367B1 FR2401367B1 (fr) | 1982-04-23 |
Family
ID=26452960
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7824575A Granted FR2401367A1 (fr) | 1977-08-25 | 1978-08-24 | Pignons multiples en particulier pour bicyclette |
Country Status (5)
Country | Link |
---|---|
US (1) | US4268259A (fr) |
DE (1) | DE2837270C2 (fr) |
FR (1) | FR2401367A1 (fr) |
GB (1) | GB2005779B (fr) |
IT (1) | IT1098245B (fr) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2400648A1 (fr) * | 1977-08-17 | 1979-03-16 | Shimano Industrial Co | Pignon, en particulier pour bicyclette |
FR2400649A1 (fr) * | 1977-08-19 | 1979-03-16 | Shimano Industrial Co | Pignons ou plateaux multiples en particulier pour bicyclette |
FR2467135A1 (fr) * | 1979-10-11 | 1981-04-17 | Shimano Industrial Co | Ensemble de pignons a plusieurs vitesses pour une bicyclette |
DE2945271A1 (de) * | 1979-11-09 | 1981-05-21 | Alfred Thun & Co Gmbh, 5828 Ennepetal | Kettenschaltgetriebe |
FR2545902A1 (fr) * | 1983-05-13 | 1984-11-16 | Gauchon Ets Louis | Organe dente tournant pour systeme d'entrainement a chaine, et procede de fabrication |
FR2584992A1 (fr) * | 1985-07-18 | 1987-01-23 | Maillard Maurice Ets | Pignon de roue libre multi-vitesse pour bicyclette a derailleur |
FR2632268A1 (fr) * | 1988-06-02 | 1989-12-08 | Huret Sachs Sa | Pignon a denture amelioree et roue libre pour cycle munie de tels pignons |
FR2632599A1 (fr) * | 1988-06-09 | 1989-12-15 | Huret Sachs Sa | Dispositif de transmission pour cycle |
EP0396091A1 (fr) * | 1989-05-01 | 1990-11-07 | Shimano Inc. | Pignons multiples pour bicyclette |
FR2657134A1 (fr) * | 1989-11-03 | 1991-07-19 | Sachs Ind Sa | Ensemble de pignons ou plateaux multiples pour cycle notamment. |
FR2707586A1 (fr) * | 1993-07-13 | 1995-01-20 | Sachs Ind Sa | Ensemble perfectionné de pignons de roue libre de bicyclette. |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5819996Y2 (ja) * | 1978-07-07 | 1983-04-25 | 株式会社シマノ | 自転車用スプロケット |
JPS566698U (fr) * | 1979-06-28 | 1981-01-21 | ||
JPS6010955Y2 (ja) * | 1980-02-13 | 1985-04-12 | 株式会社シマノ | ギヤクランク装置 |
US4521207A (en) * | 1982-06-11 | 1985-06-04 | Royce H. Husted | Incrementally variable transmission |
US4493678A (en) * | 1981-10-13 | 1985-01-15 | Samuel Shiber | Expandible sprocket |
DE313345T1 (de) * | 1987-10-21 | 1990-05-03 | Zusammenbau eines mehrstufigen kettenrades fuer ein fahrrad. | |
JPH02127185A (ja) * | 1988-11-07 | 1990-05-15 | Shimano Ind Co Ltd | 自転車用多段スプロケット装置 |
JP3111072B2 (ja) * | 1990-02-28 | 2000-11-20 | 株式会社シマノ | 自転車用多段スプロケット装置 |
JP3140026B2 (ja) * | 1990-02-28 | 2001-03-05 | 株式会社シマノ | 自転車用多段スプロケット装置 |
US5162022A (en) * | 1990-09-18 | 1992-11-10 | Maeda Industries, Ltd. | Multiple sprocket assembly for bicycle |
JPH04303094A (ja) * | 1991-03-29 | 1992-10-27 | Maeda Kogyo Kk | 自転車用多段スプロケット装置 |
JPH04325390A (ja) * | 1991-04-23 | 1992-11-13 | Maeda Kogyo Kk | 自転車用多段スプロケット装置 |
IT1270417B (it) * | 1993-06-03 | 1997-05-05 | Campagnolo Srl | Gruppo pignoni per biciclette |
DE4330989A1 (de) * | 1993-09-13 | 1995-03-16 | Fichtel & Sachs Ag | Kettenschaltung, insbesondere für Fahrräder |
DE4445035C1 (de) * | 1994-12-16 | 1996-06-05 | Fichtel & Sachs Ag | Kettenschaltung |
US5514042A (en) * | 1995-08-01 | 1996-05-07 | Liou; Yan-Shing | Multistage sprocket mechanism for a bicycle |
US5545096A (en) * | 1995-08-29 | 1996-08-13 | Su; Bor-Lin | Sprocket mechanism for a multistage bicycle |
US5690570A (en) * | 1995-09-26 | 1997-11-25 | Industrial Development Bureau | Multistage sprocket assembly for a bicycle |
US7096754B2 (en) * | 2002-03-06 | 2006-08-29 | Intier Automotive Closures, Inc. | Nested sector gears |
EP1359087A1 (fr) * | 2002-04-30 | 2003-11-05 | Campagnolo S.R.L. | Pignon pour dérailleur de bicyclette |
US6923741B2 (en) | 2002-08-30 | 2005-08-02 | Shimano Inc. | Top sprocket for a rear sprocket assembly and rear sprocket assembly for a bicycle |
DE10347784B4 (de) * | 2003-10-10 | 2017-04-06 | Sram Deutschland Gmbh | Geräuscharme Kettenschaltung |
US8226511B2 (en) * | 2005-01-08 | 2012-07-24 | Shimano, Inc. | Bicycle sprocket tooth with a shift assist radius greater than a reference tooth radius |
US7942771B2 (en) * | 2005-12-13 | 2011-05-17 | Shimano, Inc. | Bicycle sprocket apparatus with a shift inhibiting structure |
US9182027B2 (en) | 2011-12-06 | 2015-11-10 | Sram, Llc | Chainring |
WO2015131023A1 (fr) * | 2014-02-27 | 2015-09-03 | Eko Sport, Inc. | Plateau à dents alternées |
US10900547B2 (en) | 2015-03-30 | 2021-01-26 | Sram Deutschland Gmbh | Drive arrangement for a bicycle and tool |
DE102015205736B4 (de) | 2015-03-30 | 2024-05-16 | Sram Deutschland Gmbh | Fahrrad-Hinterrad-Ritzelanordnung |
WO2016168078A1 (fr) | 2015-04-13 | 2016-10-20 | Eko Sport, Inc. | Plateau de chaîne muni de dents latéralement opposées venant en prise avec une chaîne d'entraînement |
US9540070B2 (en) * | 2015-05-27 | 2017-01-10 | Shimano Inc. | Bicycle sprocket and bicycle crank assembly |
DE102015210503A1 (de) | 2015-06-09 | 2016-12-15 | Sram Deutschland Gmbh | Hinterrad-Ritzelanordnung für ein Fahrrad, insbesondere ein Pedelec |
US10703441B2 (en) | 2015-07-03 | 2020-07-07 | Sram Deutschland Gmbh | Drive arrangement for a bicycle |
US9885409B1 (en) * | 2016-09-12 | 2018-02-06 | Shimano Inc. | Bicycle sprocket and bicycle rear sprocket assembly |
US20170016524A1 (en) * | 2016-09-28 | 2017-01-19 | Chao-Yuan Cheng | Bicycle sprocket wheel |
US10358186B2 (en) * | 2016-12-16 | 2019-07-23 | Shimano Inc. | Bicycle sprocket and bicycle sprocket assembly |
TWI842753B (zh) | 2019-03-27 | 2024-05-21 | 葡萄牙商米蘭達&艾爾茅公司 | 驅動鏈系統 |
EP3722194B1 (fr) * | 2019-04-08 | 2024-01-24 | Miranda & Irmão Lda. | Système de chaîne d'entraînement |
CN113998049B (zh) * | 2021-11-02 | 2023-04-07 | 青岛迈金智能科技股份有限公司 | 一种轻型载荷链传动用变速链轮结构及其优化方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2376021A1 (fr) * | 1976-12-28 | 1978-07-28 | Shimano Industrial Co | Pignon de chaine pour une bicyclette |
FR2400648A1 (fr) * | 1977-08-17 | 1979-03-16 | Shimano Industrial Co | Pignon, en particulier pour bicyclette |
FR2400649A1 (fr) * | 1977-08-19 | 1979-03-16 | Shimano Industrial Co | Pignons ou plateaux multiples en particulier pour bicyclette |
EP0002903A1 (fr) * | 1977-12-16 | 1979-07-11 | Shimano Industrial Company Limited | Pédalier à plusieurs étages pour une bicyclette |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US619537A (en) * | 1899-02-14 | bufford | ||
FR408173A (fr) * | 1909-10-22 | 1910-03-21 | Terrot Et Cie | Pignon double à denture biseautée pour dispositif de changement de vitesses pour cycles |
US3478614A (en) * | 1966-11-17 | 1969-11-18 | Shimano Industrial Co | Multistage sprocket wheel assembly for a bicycle of speed change type |
US3709053A (en) * | 1970-05-26 | 1973-01-09 | Shimano Industrial Co | Multi-speed transmission front gear mechanism for a bicycle |
US3772932A (en) * | 1970-12-30 | 1973-11-20 | M Nagano | Multi-speed transmission free wheel for a bicycle |
JPS4980736A (fr) * | 1972-12-07 | 1974-08-03 | ||
US4018095A (en) * | 1975-06-06 | 1977-04-19 | Shimano Industrial Company Limited | Driving device for bicycle |
-
1978
- 1978-08-17 US US05/934,619 patent/US4268259A/en not_active Expired - Lifetime
- 1978-08-23 GB GB7834340A patent/GB2005779B/en not_active Expired
- 1978-08-24 FR FR7824575A patent/FR2401367A1/fr active Granted
- 1978-08-25 IT IT27060/78A patent/IT1098245B/it active
- 1978-08-25 DE DE2837270A patent/DE2837270C2/de not_active Expired
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2376021A1 (fr) * | 1976-12-28 | 1978-07-28 | Shimano Industrial Co | Pignon de chaine pour une bicyclette |
FR2400648A1 (fr) * | 1977-08-17 | 1979-03-16 | Shimano Industrial Co | Pignon, en particulier pour bicyclette |
FR2400649A1 (fr) * | 1977-08-19 | 1979-03-16 | Shimano Industrial Co | Pignons ou plateaux multiples en particulier pour bicyclette |
EP0002903A1 (fr) * | 1977-12-16 | 1979-07-11 | Shimano Industrial Company Limited | Pédalier à plusieurs étages pour une bicyclette |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2400648A1 (fr) * | 1977-08-17 | 1979-03-16 | Shimano Industrial Co | Pignon, en particulier pour bicyclette |
FR2400649A1 (fr) * | 1977-08-19 | 1979-03-16 | Shimano Industrial Co | Pignons ou plateaux multiples en particulier pour bicyclette |
FR2467135A1 (fr) * | 1979-10-11 | 1981-04-17 | Shimano Industrial Co | Ensemble de pignons a plusieurs vitesses pour une bicyclette |
DE2945271A1 (de) * | 1979-11-09 | 1981-05-21 | Alfred Thun & Co Gmbh, 5828 Ennepetal | Kettenschaltgetriebe |
FR2545902A1 (fr) * | 1983-05-13 | 1984-11-16 | Gauchon Ets Louis | Organe dente tournant pour systeme d'entrainement a chaine, et procede de fabrication |
FR2584992A1 (fr) * | 1985-07-18 | 1987-01-23 | Maillard Maurice Ets | Pignon de roue libre multi-vitesse pour bicyclette a derailleur |
FR2632268A1 (fr) * | 1988-06-02 | 1989-12-08 | Huret Sachs Sa | Pignon a denture amelioree et roue libre pour cycle munie de tels pignons |
FR2632599A1 (fr) * | 1988-06-09 | 1989-12-15 | Huret Sachs Sa | Dispositif de transmission pour cycle |
EP0396091A1 (fr) * | 1989-05-01 | 1990-11-07 | Shimano Inc. | Pignons multiples pour bicyclette |
FR2657134A1 (fr) * | 1989-11-03 | 1991-07-19 | Sachs Ind Sa | Ensemble de pignons ou plateaux multiples pour cycle notamment. |
FR2707586A1 (fr) * | 1993-07-13 | 1995-01-20 | Sachs Ind Sa | Ensemble perfectionné de pignons de roue libre de bicyclette. |
Also Published As
Publication number | Publication date |
---|---|
DE2837270A1 (de) | 1979-03-15 |
IT1098245B (it) | 1985-09-07 |
GB2005779A (en) | 1979-04-25 |
DE2837270C2 (de) | 1986-03-13 |
IT7827060A0 (it) | 1978-08-25 |
FR2401367B1 (fr) | 1982-04-23 |
US4268259A (en) | 1981-05-19 |
GB2005779B (en) | 1982-05-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |