FR2487283A2 - Pedalier de longueur variable - Google Patents

Pedalier de longueur variable Download PDF

Info

Publication number
FR2487283A2
FR2487283A2 FR8016646A FR8016646A FR2487283A2 FR 2487283 A2 FR2487283 A2 FR 2487283A2 FR 8016646 A FR8016646 A FR 8016646A FR 8016646 A FR8016646 A FR 8016646A FR 2487283 A2 FR2487283 A2 FR 2487283A2
Authority
FR
France
Prior art keywords
cranks
length
variable length
maintained
under control
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
Application number
FR8016646A
Other languages
English (en)
French (fr)
Other versions
FR2487283B2 (enFirst
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.)
LEMBO RICHARD
Original Assignee
LEMBO RICHARD
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 FR8016179A external-priority patent/FR2487282A1/fr
Application filed by LEMBO RICHARD filed Critical LEMBO RICHARD
Priority to FR8016646A priority Critical patent/FR2487283A2/fr
Publication of FR2487283A2 publication Critical patent/FR2487283A2/fr
Application granted granted Critical
Publication of FR2487283B2 publication Critical patent/FR2487283B2/fr
Granted 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
    • B62M3/00—Construction of cranks operated by hand or foot
    • B62M3/02—Construction of cranks operated by hand or foot of adjustable length

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
  • Motorcycle And Bicycle Frame (AREA)
FR8016646A 1980-07-22 1980-07-28 Pedalier de longueur variable Granted FR2487283A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8016646A FR2487283A2 (fr) 1980-07-22 1980-07-28 Pedalier de longueur variable

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8016179A FR2487282A1 (fr) 1980-07-22 1980-07-22 Pedalier a longueur variable
FR8016646A FR2487283A2 (fr) 1980-07-22 1980-07-28 Pedalier de longueur variable

Publications (2)

Publication Number Publication Date
FR2487283A2 true FR2487283A2 (fr) 1982-01-29
FR2487283B2 FR2487283B2 (enFirst) 1984-01-20

Family

ID=26221902

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8016646A Granted FR2487283A2 (fr) 1980-07-22 1980-07-28 Pedalier de longueur variable

Country Status (1)

Country Link
FR (1) FR2487283A2 (enFirst)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE918488C (de) * 1951-04-06 1954-09-27 Erich Popken In ihrer Laenge veraenderliche Tretkurbel fuer Fahrraeder

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE918488C (de) * 1951-04-06 1954-09-27 Erich Popken In ihrer Laenge veraenderliche Tretkurbel fuer Fahrraeder

Also Published As

Publication number Publication date
FR2487283B2 (enFirst) 1984-01-20

Similar Documents

Publication Publication Date Title
FR2527541A2 (fr) Pedalier de longueur variable
US5078416A (en) Drive-shaft driven bicycle
US3442148A (en) Change speed control device
US4393954A (en) Motorized bicycle
KR100479871B1 (ko) 정.역 페달 링 시 항상 전진하며, 후진 및 공회전이 가능한 자전거 드라이브 유닛
FR2556069A1 (fr) Mecanisme reversible de positionnement
US3478617A (en) Gearbox change lever for bicycles
FR2572047A1 (fr) Mecanisme de changement de vitesse pour bicyclette
FR2432971A1 (fr) Derailleur pour bicyclettes ou vehicules similaires
FR2487283A2 (fr) Pedalier de longueur variable
US6508146B2 (en) Pedal driving mechanism of bicycle
ES500832A0 (es) Mecanismo para rotacion de carretes,para utilizarse en un dispositivo de diversion
KR970074553A (ko) 로라베아링 뭉치 구동과 크러치 베아링에 의한 자동 변속장치의 무체인 자전거
FR2544435A1 (fr) Dispositif de transmission d'un mouvement de rotation entre un arbre menant et un arbre mene
FR2532608A1 (fr) Derailleur avant de bicyclette a largeur de fourchette variable
FR2611642A1 (fr) Pedalier pour cycle equipe d'une roue libre
EP0032888A2 (fr) Transformateur de couple, fonctionnant comme embrayage et variateur
SU439293A1 (ru) Устройство дл тренировки велосипедистов
FR2465633A1 (fr) Systeme de pedalage a tres haut rendement
FR2983454A1 (fr) Pedalier a detection de couple avec motorisation pour transformer un velo classique en velo a assistance electrique
FR2495942A1 (fr) Pousse-seringue
FR2672865A1 (fr) Pedalier a plateau fixe et a plateau monte sur roue libre avec pignon fixe arriere pour transmission de cycle.
SU1630952A1 (ru) Ручной привод переднего колеса велосипеда
FR2359057A1 (fr) Machine automatique pour assembler des feuilles en fascicules
EP0211878A1 (fr) Transmission variable pour cycles avec deux chaines