CH607823A5 - Device enabling the bicycle transmission chain to be disengaged from the sprocket wheels of the free wheel - Google Patents

Device enabling the bicycle transmission chain to be disengaged from the sprocket wheels of the free wheel

Info

Publication number
CH607823A5
CH607823A5 CH1344776A CH1344776A CH607823A5 CH 607823 A5 CH607823 A5 CH 607823A5 CH 1344776 A CH1344776 A CH 1344776A CH 1344776 A CH1344776 A CH 1344776A CH 607823 A5 CH607823 A5 CH 607823A5
Authority
CH
Switzerland
Prior art keywords
disengaged
transmission chain
sprocket wheels
free wheel
device enabling
Prior art date
Application number
CH1344776A
Inventor
Tullio Campagnolo
Original Assignee
Tullio Campagnolo
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 Tullio Campagnolo filed Critical Tullio Campagnolo
Publication of CH607823A5 publication Critical patent/CH607823A5/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
    • 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
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
    • B25B27/22—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same positioning sprocket chains, endless tracks, antiskid chains
    • 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
    • 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
    • B62M9/16—Tensioning or adjusting equipment for chains, belts or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Transmissions By Endless Flexible Members (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Steering Devices For Bicycles And Motorcycles (AREA)
CH1344776A 1975-11-07 1976-10-25 Device enabling the bicycle transmission chain to be disengaged from the sprocket wheels of the free wheel CH607823A5 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT5349775 1975-11-07
IT2173476 1976-07-06

Publications (1)

Publication Number Publication Date
CH607823A5 true CH607823A5 (en) 1978-11-15

Family

ID=26327985

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1344776A CH607823A5 (en) 1975-11-07 1976-10-25 Device enabling the bicycle transmission chain to be disengaged from the sprocket wheels of the free wheel

Country Status (7)

Country Link
JP (1) JPS5275740A (en)
CH (1) CH607823A5 (en)
DE (1) DE2648928A1 (en)
ES (1) ES453104A1 (en)
FR (1) FR2330583A1 (en)
GB (1) GB1570520A (en)
NL (1) NL7611882A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4167125A (en) * 1977-04-20 1979-09-11 Eberhard Hedrich Rear-wheel mounting for bicycle
DE19620026C1 (en) * 1996-05-17 1997-07-24 Mp Marketing & Promotion Dipl Uncoupling device for cycle chain
DE102005006682B3 (en) * 2005-02-15 2006-08-17 Ulrich Rombach Bicycle driving chain supporting device e.g. for bicycles with derailleur, has sequential gear changer and chain for rear wheel and U-shaped retainer insertable into suitable recess of gear changer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR59944E (en) * 1950-01-13 1954-09-21 Instant locking device for rear and front wheels mounted on cycles
FR2172610A5 (en) * 1972-02-17 1973-09-28 Micmo

Also Published As

Publication number Publication date
ES453104A1 (en) 1977-11-16
FR2330583A1 (en) 1977-06-03
JPS5275740A (en) 1977-06-25
NL7611882A (en) 1977-05-10
DE2648928A1 (en) 1977-05-18
FR2330583B1 (en) 1982-10-22
GB1570520A (en) 1980-07-02

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Legal Events

Date Code Title Description
PL Patent ceased