FR978189A - Dispositif de changement de vitesse pour bicyclettes - Google Patents

Dispositif de changement de vitesse pour bicyclettes

Info

Publication number
FR978189A
FR978189A FR978189DA FR978189A FR 978189 A FR978189 A FR 978189A FR 978189D A FR978189D A FR 978189DA FR 978189 A FR978189 A FR 978189A
Authority
FR
France
Prior art keywords
bicycles
gear shifting
shifting device
gear
shifting
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
Application number
Other languages
English (en)
Inventor
Francesco Ghiggini
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 filed Critical
Application granted granted Critical
Publication of FR978189A publication Critical patent/FR978189A/fr
Expired legal-status Critical Current

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
    • B62M9/121—Rear derailleurs
    • B62M9/124—Mechanisms for shifting laterally
    • B62M9/1248—Mechanisms for shifting laterally 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
    • B62M25/00—Actuators for gearing speed-change mechanisms specially adapted for cycles
    • B62M25/02—Actuators for gearing speed-change mechanisms specially adapted for cycles with mechanical transmitting systems, e.g. cables, levers
    • B62M25/04—Actuators for gearing speed-change mechanisms specially adapted for cycles with mechanical transmitting systems, e.g. cables, levers hand actuated
    • 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
    • B62M9/121—Rear derailleurs
    • B62M9/124—Mechanisms for shifting laterally
    • B62M9/1242—Mechanisms for shifting laterally characterised by the linkage mechanisms

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR978189D 1941-11-27 1948-12-24 Dispositif de changement de vitesse pour bicyclettes Expired FR978189A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT978189X 1941-11-27

Publications (1)

Publication Number Publication Date
FR978189A true FR978189A (fr) 1951-04-10

Family

ID=11332829

Family Applications (1)

Application Number Title Priority Date Filing Date
FR978189D Expired FR978189A (fr) 1941-11-27 1948-12-24 Dispositif de changement de vitesse pour bicyclettes

Country Status (1)

Country Link
FR (1) FR978189A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE922929C (de) * 1952-02-27 1955-01-27 Fichtel & Sachs Ag Traeger fuer Kettenumschaltvorrichtungen von Fahrraedern
DE1225514B (de) * 1959-10-23 1966-09-22 Campagnolo Tullio Eingleisungsvorrichtung einer Mehrgangschaltung von Fahrraedern
EP4197893A1 (fr) 2021-12-20 2023-06-21 ZUMA Innovation, S.L. Dérailleur arrière pour un quadrilatère ouvert

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE922929C (de) * 1952-02-27 1955-01-27 Fichtel & Sachs Ag Traeger fuer Kettenumschaltvorrichtungen von Fahrraedern
DE1225514B (de) * 1959-10-23 1966-09-22 Campagnolo Tullio Eingleisungsvorrichtung einer Mehrgangschaltung von Fahrraedern
EP4197893A1 (fr) 2021-12-20 2023-06-21 ZUMA Innovation, S.L. Dérailleur arrière pour un quadrilatère ouvert
WO2023118141A1 (fr) 2021-12-20 2023-06-29 Zuma Innovation S.L. Dérailleur arrière pour quadrilatère ouvert
DE212022000357U1 (de) 2021-12-20 2024-08-22 Zuma Innovation S.L. Schaltwerk für ein offenes Viereck

Similar Documents

Publication Publication Date Title
FR879841A (fr) Dispositif de changement de vitesse
FR978189A (fr) Dispositif de changement de vitesse pour bicyclettes
FR876613A (fr) Dispositif d'embrayage pour changements de vitesse
FR833533A (fr) Dispositif de changement de vitesse
FR1048895A (fr) Changement de vitesse automatique pour bicyclettes
FR844108A (fr) Dispositif de dérailleur de chaîne pour changement de vitesse de cycle
FR834702A (fr) Changement de vitesse pour cycles
FR735468A (fr) Dispositif de changement de vitesse pour cycles
FR829332A (fr) Dispositif de changement de vitesse progressif
FR885936A (fr) Dispositif de commande pour changement de vitesse à engrenages pour motocyclettes
FR891078A (fr) Dispositif de changement de vitesse
FR896001A (fr) Dispositif de transmission et de changement de vitesse pour bicyclettes
FR889226A (fr) Mécanisme de changement de vitesse
CH252870A (fr) Dispositif de changement de vitesse.
FR880554A (fr) Dispositif de suspension élastique pour vélocipède
FR855543A (fr) Changement de vitesse pour bicyclettes et motocyclettes
FR885876A (fr) Mécanisme de changement de vitesse pour cycles et véhicules analogues
FR874185A (fr) Dispositif de changement de vitesse, notamment pour automobiles
FR834886A (fr) Dispositif de changement de vitesse
FR853275A (fr) Dispositif de changement de vitesse
FR889225A (fr) Mécanisme de changement de vitesse
FR889227A (fr) Mécanisme de changement de vitesse
FR761065A (fr) Dispositif de changement de vitesse pour bicyclettes
FR867303A (fr) Commande de changement de vitesses pour bicyclettes
FR811722A (fr) Dispositif de changement de vitesse pour cycles