FR2514717A3 - Equipement pour bicyclettes avec rayons de multiplication et manivelles de pedale a sections aerodynamiques - Google Patents

Equipement pour bicyclettes avec rayons de multiplication et manivelles de pedale a sections aerodynamiques Download PDF

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Publication number
FR2514717A3
FR2514717A3 FR8217290A FR8217290A FR2514717A3 FR 2514717 A3 FR2514717 A3 FR 2514717A3 FR 8217290 A FR8217290 A FR 8217290A FR 8217290 A FR8217290 A FR 8217290A FR 2514717 A3 FR2514717 A3 FR 2514717A3
Authority
FR
France
Prior art keywords
plane
crank
multiplication
hub
rotation
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
FR8217290A
Other languages
English (en)
French (fr)
Other versions
FR2514717B3 (enExample
Inventor
Dino Perotti
Mario Perotti
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.)
PEROTTI OFMEGA SNC
Original Assignee
PEROTTI OFMEGA SNC
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 by PEROTTI OFMEGA SNC filed Critical PEROTTI OFMEGA SNC
Publication of FR2514717A3 publication Critical patent/FR2514717A3/fr
Application granted granted Critical
Publication of FR2514717B3 publication Critical patent/FR2514717B3/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
  • Gears, Cams (AREA)
FR8217290A 1981-10-16 1982-10-15 Equipement pour bicyclettes avec rayons de multiplication et manivelles de pedale a sections aerodynamiques Granted FR2514717A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITBS1981U7074U IT8107074U1 (it) 1981-10-16 1981-10-16 Guarnitura per biciclette con razze della moltiplica e pedivelle a sezioni aerodinamiche.

Publications (2)

Publication Number Publication Date
FR2514717A3 true FR2514717A3 (fr) 1983-04-22
FR2514717B3 FR2514717B3 (enExample) 1983-08-05

Family

ID=11123964

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8217290A Granted FR2514717A3 (fr) 1981-10-16 1982-10-15 Equipement pour bicyclettes avec rayons de multiplication et manivelles de pedale a sections aerodynamiques

Country Status (3)

Country Link
FR (1) FR2514717A3 (enExample)
GB (1) GB2109892B (enExample)
IT (1) IT8107074U1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2548998A1 (fr) * 1983-07-11 1985-01-18 Shimano Industrial Co Pedalier pour une bicyclette

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20061549A1 (it) 2006-08-03 2008-02-04 Campagnolo Srl Assieme di pedivella destro per bicicletta e relative pedivella e corona
ITMI20061550A1 (it) 2006-08-03 2008-02-04 Campagnolo Srl Assieme di pedivella destro per bicicletta e sua pedivella
DE102010027228B4 (de) * 2009-11-04 2021-12-09 Sram Deutschland Gmbh Mehrfach-Ritzelanordnung für Fahrräder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2548998A1 (fr) * 1983-07-11 1985-01-18 Shimano Industrial Co Pedalier pour une bicyclette

Also Published As

Publication number Publication date
GB2109892B (en) 1985-05-30
IT8107074V0 (it) 1981-10-16
FR2514717B3 (enExample) 1983-08-05
IT8107074U1 (it) 1983-04-16
GB2109892A (en) 1983-06-08

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Legal Events

Date Code Title Description
ST Notification of lapse
DA Annulment of decision of lapse