DE69200958D1 - Vorderer umwerfer fuer eine fahrradkettenschaltung. - Google Patents
Vorderer umwerfer fuer eine fahrradkettenschaltung.Info
- Publication number
- DE69200958D1 DE69200958D1 DE69200958T DE69200958T DE69200958D1 DE 69200958 D1 DE69200958 D1 DE 69200958D1 DE 69200958 T DE69200958 T DE 69200958T DE 69200958 T DE69200958 T DE 69200958T DE 69200958 D1 DE69200958 D1 DE 69200958D1
- Authority
- DE
- Germany
- Prior art keywords
- chain gear
- bicycle chain
- derailleur
- front derailleur
- bicycle
- 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 - Fee Related
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
- B62M9/12—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 the chain, belt, or the like being laterally shiftable, e.g. using a rear derailleur
- B62M9/131—Front derailleurs
- B62M9/134—Mechanisms for shifting laterally
- B62M9/1344—Mechanisms for shifting laterally limiting or positioning the movement
- B62M9/1348—Mechanisms for shifting laterally limiting or positioning the movement characterised by the use of biasing means, e.g. springs; Arrangements thereof
-
- 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
- B62M9/12—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 the chain, belt, or the like being laterally shiftable, e.g. using a rear derailleur
- B62M9/131—Front derailleurs
- B62M9/134—Mechanisms for shifting laterally
- B62M9/1342—Mechanisms for shifting laterally characterised by the linkage mechanisms
-
- 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
- B62M9/12—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 the chain, belt, or the like being laterally shiftable, e.g. using a rear derailleur
- B62M9/131—Front derailleurs
- B62M9/136—Chain guides; Mounting thereof
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Steering Devices For Bicycles And Motorcycles (AREA)
- Gears, Cams (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMO910018A IT1246521B (it) | 1991-02-11 | 1991-02-11 | Bicicletta con serie di moltipliche e cambio anteriore di velocita'. |
PCT/IT1992/000012 WO1992013751A1 (en) | 1991-02-11 | 1992-02-10 | A bicycle with multiplying gears and front gearshift |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69200958D1 true DE69200958D1 (de) | 1995-02-02 |
DE69200958T2 DE69200958T2 (de) | 1995-07-06 |
Family
ID=11384866
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69200958T Expired - Fee Related DE69200958T2 (de) | 1991-02-11 | 1992-02-10 | Vorderer umwerfer fuer eine fahrradkettenschaltung. |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0571492B1 (de) |
AU (1) | AU1272092A (de) |
DE (1) | DE69200958T2 (de) |
IT (1) | IT1246521B (de) |
WO (1) | WO1992013751A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4242310A1 (de) * | 1992-07-03 | 1994-01-05 | Marcus Abele | Kettenradadapter für Fahrräder |
US6045470A (en) * | 1998-02-06 | 2000-04-04 | Trek Bicycle Corporation | Front derailleur with chainline controlling idler cog |
US6923740B2 (en) * | 2001-11-26 | 2005-08-02 | Shimano Inc. | Front derailleur for a bicycle |
DE20216235U1 (de) * | 2002-10-22 | 2004-03-04 | Canyon Bicycles Gmbh | Umwerferschelle |
DE10260565B4 (de) * | 2002-12-21 | 2016-09-15 | Sram Deutschland Gmbh | Zahnkranzpaket |
TWI385105B (zh) * | 2009-11-02 | 2013-02-11 | Chang Hui Lin | 多連桿式前變速器 |
FR3039497B1 (fr) * | 2015-07-27 | 2017-09-01 | Ntn-Snr Roulements | Derailleur de changement de plateau et kit d'assistance d'entrainement auxiliaire motorise d'une chaine de cycle associe |
FR3039495B1 (fr) * | 2015-07-27 | 2017-09-01 | Ntn-Snr Roulements | Kit d'assistance d'entrainement d'une chaine de cycle, et cycle associe |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE901146C (de) * | 1943-08-13 | 1954-01-07 | Fichtel & Sachs Ag | Spannvorrichtung fuer Ketten, insbesondere von Fahrraedern |
FR971867A (fr) * | 1948-09-21 | 1951-01-23 | Dispositif de changement de vitesses pour cycles ou autres véhicules analogues | |
FR1145881A (fr) * | 1956-03-20 | 1957-10-30 | Perfectionnements aux changements de vitesses et tendeurs de chaîne | |
FR2482039A1 (fr) * | 1980-05-09 | 1981-11-13 | Simplex Ets | Dispositif de fixation d'accessoires, en particulier des changements de vitesse au pedalier, sur les tubes de cadre de bicyclettes et vehicules similaires |
FR2499496A1 (fr) * | 1981-02-12 | 1982-08-13 | Hetru Marcel | Transmission pour cycles |
GB2160272B (en) * | 1984-06-14 | 1988-12-21 | George Hilbert Parkinson | A 100 speed drive system for bicycles |
FR2640931A1 (en) * | 1988-12-27 | 1990-06-29 | Sachs Ind Sa Huret Maillard Re | Dérailleur for a bicycle front crank gear |
-
1991
- 1991-02-11 IT ITMO910018A patent/IT1246521B/it active IP Right Grant
-
1992
- 1992-02-10 EP EP92905480A patent/EP0571492B1/de not_active Expired - Lifetime
- 1992-02-10 AU AU12720/92A patent/AU1272092A/en not_active Abandoned
- 1992-02-10 WO PCT/IT1992/000012 patent/WO1992013751A1/en active IP Right Grant
- 1992-02-10 DE DE69200958T patent/DE69200958T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0571492B1 (de) | 1994-12-21 |
ITMO910018A0 (it) | 1991-02-11 |
EP0571492A1 (de) | 1993-12-01 |
IT1246521B (it) | 1994-11-24 |
ITMO910018A1 (it) | 1992-08-11 |
WO1992013751A1 (en) | 1992-08-20 |
AU1272092A (en) | 1992-09-07 |
DE69200958T2 (de) | 1995-07-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |