FR2219709A5 - - Google Patents
Info
- Publication number
- FR2219709A5 FR2219709A5 FR7307417A FR7307417A FR2219709A5 FR 2219709 A5 FR2219709 A5 FR 2219709A5 FR 7307417 A FR7307417 A FR 7307417A FR 7307417 A FR7307417 A FR 7307417A FR 2219709 A5 FR2219709 A5 FR 2219709A5
- Authority
- FR
- France
- 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
-
- 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
- B62M9/105—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 involving front sprocket chain-wheels engaged by the chain, belt or the like
-
- 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
-
- 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
- Y10T74/21—Elements
- Y10T74/2164—Cranks and pedals
- Y10T74/2165—Cranks and pedals with attached gear
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Gears, Cams (AREA)
- Transmissions By Endless Flexible Members (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7307417A FR2219709A5 (fr) | 1973-02-23 | 1973-02-23 | |
IT19110/74A IT1006739B (it) | 1973-02-23 | 1974-01-04 | Sistema di pignoni anteriore per biciclette |
GB645874A GB1451834A (en) | 1973-02-23 | 1974-02-13 | Devices for driving chains |
US444995A US3905248A (en) | 1973-02-23 | 1974-02-22 | Front chain-wheel arrangement for bicycles |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7307417A FR2219709A5 (fr) | 1973-02-23 | 1973-02-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2219709A5 true FR2219709A5 (fr) | 1974-09-20 |
Family
ID=9115649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7307417A Expired FR2219709A5 (fr) | 1973-02-23 | 1973-02-23 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3905248A (fr) |
FR (1) | FR2219709A5 (fr) |
GB (1) | GB1451834A (fr) |
IT (1) | IT1006739B (fr) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54120053U (fr) * | 1978-02-10 | 1979-08-22 | ||
US4380445A (en) * | 1974-08-16 | 1983-04-19 | Shimano Industrial Company Limited | Transmission for a bicycle |
FR2584639A1 (fr) * | 1985-07-09 | 1987-01-16 | Maillard Maurice Ets | Procede pour la fabrication de roue libre a plusieurs pignons pour derailleur de cycle, ainsi que les roues libres obtenues |
FR2689849A1 (fr) * | 1992-04-09 | 1993-10-15 | Peguin Guy | Transmission polyvalente pour cycles destinés aux Cyclo - touriste et aux Sportifs. |
EP1964769A2 (fr) | 2007-02-07 | 2008-09-03 | Shimano Inc. | Ensemble pignon arrière de bicyclette et pignon |
DE202013011442U1 (de) | 2013-12-20 | 2014-01-23 | Sram Deutschland Gmbh | Kettenrad |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6015074U (ja) * | 1983-07-11 | 1985-02-01 | 株式会社シマノ | 自転車用ギヤクランク |
GB2160272B (en) * | 1984-06-14 | 1988-12-21 | George Hilbert Parkinson | A 100 speed drive system for bicycles |
US8820192B2 (en) | 2009-04-29 | 2014-09-02 | Race Face Prerformance Products Inc. | Bicycle crank arm and insert therefore |
DE102015203708A1 (de) * | 2015-03-02 | 2016-09-08 | Sram Deutschland Gmbh | Zahnrad für einen Fahrradantrieb |
CN107380340B (zh) | 2016-04-11 | 2021-01-01 | 福克斯制造有限公司 | 自行车前链轮 |
US10093389B2 (en) * | 2016-11-16 | 2018-10-09 | Shimano Inc. | Bicycle front sprocket, bicycle crank assembly, and bicycle drive train |
US11014628B2 (en) * | 2017-04-28 | 2021-05-25 | Fox Factory, Inc. | Cinch direct mount 2X ring system |
US11359709B2 (en) | 2018-12-18 | 2022-06-14 | Fox Factory, Inc. | Chainring |
US11680633B2 (en) | 2019-02-08 | 2023-06-20 | Fox Factory, Inc. | Chainring |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB431528A (en) * | 1934-01-30 | 1935-07-10 | Walter Thomas Williams | Improvements relating to cycle chain wheels |
FR946593A (fr) * | 1947-05-13 | 1949-06-08 | Accouplement de roues dentées de pédaliers de bicyclettes de diamètres différents par bras intercalaires et rapportés | |
US3550465A (en) * | 1969-03-07 | 1970-12-29 | Tetsuo Maeda | Chain fall prevention device for bicycle |
FR2164102A5 (fr) * | 1971-12-10 | 1973-07-27 | Micmo Sa |
-
1973
- 1973-02-23 FR FR7307417A patent/FR2219709A5/fr not_active Expired
-
1974
- 1974-01-04 IT IT19110/74A patent/IT1006739B/it active
- 1974-02-13 GB GB645874A patent/GB1451834A/en not_active Expired
- 1974-02-22 US US444995A patent/US3905248A/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB431528A (en) * | 1934-01-30 | 1935-07-10 | Walter Thomas Williams | Improvements relating to cycle chain wheels |
FR946593A (fr) * | 1947-05-13 | 1949-06-08 | Accouplement de roues dentées de pédaliers de bicyclettes de diamètres différents par bras intercalaires et rapportés | |
US3550465A (en) * | 1969-03-07 | 1970-12-29 | Tetsuo Maeda | Chain fall prevention device for bicycle |
FR2164102A5 (fr) * | 1971-12-10 | 1973-07-27 | Micmo Sa |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4380445A (en) * | 1974-08-16 | 1983-04-19 | Shimano Industrial Company Limited | Transmission for a bicycle |
JPS54120053U (fr) * | 1978-02-10 | 1979-08-22 | ||
JPS5631510Y2 (fr) * | 1978-02-10 | 1981-07-27 | ||
FR2584639A1 (fr) * | 1985-07-09 | 1987-01-16 | Maillard Maurice Ets | Procede pour la fabrication de roue libre a plusieurs pignons pour derailleur de cycle, ainsi que les roues libres obtenues |
FR2689849A1 (fr) * | 1992-04-09 | 1993-10-15 | Peguin Guy | Transmission polyvalente pour cycles destinés aux Cyclo - touriste et aux Sportifs. |
WO1993021059A1 (fr) * | 1992-04-09 | 1993-10-28 | Nahon, Claude | Transmission polyvalente pour cycles |
EP1964769A2 (fr) | 2007-02-07 | 2008-09-03 | Shimano Inc. | Ensemble pignon arrière de bicyclette et pignon |
US7931553B2 (en) | 2007-02-07 | 2011-04-26 | Shimano, Inc. | Bicycle sprocket apparatus with a chain support structure |
EP1964769B1 (fr) * | 2007-02-07 | 2012-05-30 | Shimano Inc. | Ensemble pignon arrière de bicyclette et pignon |
DE202013011442U1 (de) | 2013-12-20 | 2014-01-23 | Sram Deutschland Gmbh | Kettenrad |
DE102014018385A1 (de) | 2013-12-20 | 2015-06-25 | Sram Deutschland Gmbh | Kettenrad |
Also Published As
Publication number | Publication date |
---|---|
US3905248A (en) | 1975-09-16 |
IT1006739B (it) | 1976-10-20 |
GB1451834A (en) | 1976-10-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MD | Transfer of rights in case of death | ||
ST | Notification of lapse |