FR2553055B2 - Demultiplicateur de transmission perfectionne associe a un derailleur de chaine - Google Patents

Demultiplicateur de transmission perfectionne associe a un derailleur de chaine

Info

Publication number
FR2553055B2
FR2553055B2 FR8316166A FR8316166A FR2553055B2 FR 2553055 B2 FR2553055 B2 FR 2553055B2 FR 8316166 A FR8316166 A FR 8316166A FR 8316166 A FR8316166 A FR 8316166A FR 2553055 B2 FR2553055 B2 FR 2553055B2
Authority
FR
France
Prior art keywords
demultiplier
improved transmission
chain derailleur
derailleur
chain
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
FR8316166A
Other languages
English (en)
Other versions
FR2553055A2 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOTTIN GERMAINE
Original Assignee
BOTTIN GERMAINE
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
Priority claimed from FR7836598A external-priority patent/FR2444609A1/fr
Application filed by BOTTIN GERMAINE filed Critical BOTTIN GERMAINE
Priority to FR8316166A priority Critical patent/FR2553055B2/fr
Publication of FR2553055A2 publication Critical patent/FR2553055A2/fr
Application granted granted Critical
Publication of FR2553055B2 publication Critical patent/FR2553055B2/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
    • B62M9/14—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 wheels being laterally shiftable

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
FR8316166A 1978-12-21 1983-10-07 Demultiplicateur de transmission perfectionne associe a un derailleur de chaine Expired FR2553055B2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8316166A FR2553055B2 (fr) 1978-12-21 1983-10-07 Demultiplicateur de transmission perfectionne associe a un derailleur de chaine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7836598A FR2444609A1 (fr) 1978-12-21 1978-12-21 Demultiplicateur de transmission associe a un derailleur de chaine
FR8316166A FR2553055B2 (fr) 1978-12-21 1983-10-07 Demultiplicateur de transmission perfectionne associe a un derailleur de chaine

Publications (2)

Publication Number Publication Date
FR2553055A2 FR2553055A2 (fr) 1985-04-12
FR2553055B2 true FR2553055B2 (fr) 1986-05-30

Family

ID=26220933

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8316166A Expired FR2553055B2 (fr) 1978-12-21 1983-10-07 Demultiplicateur de transmission perfectionne associe a un derailleur de chaine

Country Status (1)

Country Link
FR (1) FR2553055B2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2610060B1 (fr) * 1987-01-27 1991-03-22 Suteau Lucien Dispositif de changement de vitesse pour transmission a chaine
WO1992013752A1 (fr) * 1991-02-12 1992-08-20 Boyle Malachy Gerard O Perfectionnement concernant les bicyclettes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2164102A5 (fr) * 1971-12-10 1973-07-27 Micmo Sa
US3769848A (en) * 1972-06-26 1973-11-06 Guire W Mc Automatic shifting means for multispeed bicycles
FR2287376A1 (fr) * 1974-10-11 1976-05-07 Juy Lucien Fourchette de guidage et de deplacement transversal de la chaine en particulier pour les changements de vitesse au pedalier des cycles, cyclomoteurs et vehicules similaires

Also Published As

Publication number Publication date
FR2553055A2 (fr) 1985-04-12

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