IT1195001B - PERFECT CHANGE FOR BICYCLES - Google Patents

PERFECT CHANGE FOR BICYCLES

Info

Publication number
IT1195001B
IT1195001B IT05231/81A IT523181A IT1195001B IT 1195001 B IT1195001 B IT 1195001B IT 05231/81 A IT05231/81 A IT 05231/81A IT 523181 A IT523181 A IT 523181A IT 1195001 B IT1195001 B IT 1195001B
Authority
IT
Italy
Prior art keywords
bicycles
perfect
change
perfect change
Prior art date
Application number
IT05231/81A
Other languages
Italian (it)
Other versions
IT8105231A0 (en
Inventor
Dino Perotti
Mario Perotti
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
Priority to IT05231/81A priority Critical patent/IT1195001B/en
Publication of IT8105231A0 publication Critical patent/IT8105231A0/en
Priority to DE19823235138 priority patent/DE3235138A1/en
Priority to GB08228492A priority patent/GB2110322B/en
Priority to FR828217642A priority patent/FR2515604B1/en
Application granted granted Critical
Publication of IT1195001B publication Critical patent/IT1195001B/en

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
    • 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
    • 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
    • B62M9/126—Chain guides; Mounting thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
IT05231/81A 1981-10-29 1981-10-29 PERFECT CHANGE FOR BICYCLES IT1195001B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT05231/81A IT1195001B (en) 1981-10-29 1981-10-29 PERFECT CHANGE FOR BICYCLES
DE19823235138 DE3235138A1 (en) 1981-10-29 1982-09-23 BICYCLE GEAR
GB08228492A GB2110322B (en) 1981-10-29 1982-10-06 A gearchange mechanism for a bicycle
FR828217642A FR2515604B1 (en) 1981-10-29 1982-10-21 IMPROVED SPEED CHANGE FOR BICYCLES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT05231/81A IT1195001B (en) 1981-10-29 1981-10-29 PERFECT CHANGE FOR BICYCLES

Publications (2)

Publication Number Publication Date
IT8105231A0 IT8105231A0 (en) 1981-10-29
IT1195001B true IT1195001B (en) 1988-09-28

Family

ID=11119694

Family Applications (1)

Application Number Title Priority Date Filing Date
IT05231/81A IT1195001B (en) 1981-10-29 1981-10-29 PERFECT CHANGE FOR BICYCLES

Country Status (4)

Country Link
DE (1) DE3235138A1 (en)
FR (1) FR2515604B1 (en)
GB (1) GB2110322B (en)
IT (1) IT1195001B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60188691U (en) * 1984-05-26 1985-12-13 株式会社シマノ bicycle derailleur
DE3631481A1 (en) * 1986-09-16 1988-05-05 Villiger Soehne Ag ELECTROMECHANICAL BICYCLE GEAR
DE4031982A1 (en) * 1990-10-09 1992-04-16 Fichtel & Sachs Ag FRONT DERAILLEUR FOR A BIKE CHAIN GEAR
JP3708515B2 (en) * 2002-10-30 2005-10-19 株式会社シマノ Bicycle rear derailleur
US7942767B2 (en) * 2007-12-19 2011-05-17 Shimano, Inc. Bicycle derailleur with multiple mounting adjustments
DE102010011392A1 (en) 2010-03-12 2011-09-15 Sram Deutschland Gmbh Axial securing with integrated sealing plug

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE603256A (en) * 1960-05-31 1961-09-01 Lucien Charles Hippolyte Juy Gear shifting by chain derailment, of the articulated parallelogram type, for cycles and similar vehicles
DE1605804A1 (en) * 1967-12-16 1971-04-15 Ts Ktb Welostoenia Gear switch for bicycles
GB1338657A (en) * 1971-06-29 1973-11-28 Morse M Chain shifting means for derailleur speed changing devices
US4037484A (en) * 1975-07-21 1977-07-26 Milton Morse Derailleur construction having fixed increment means

Also Published As

Publication number Publication date
IT8105231A0 (en) 1981-10-29
FR2515604A1 (en) 1983-05-06
DE3235138A1 (en) 1983-05-11
FR2515604B1 (en) 1990-11-09
GB2110322A (en) 1983-06-15
GB2110322B (en) 1985-07-17

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