ES251124U - Rueda libre para ciclos - Google Patents

Rueda libre para ciclos

Info

Publication number
ES251124U
ES251124U ES1979251124U ES251124U ES251124U ES 251124 U ES251124 U ES 251124U ES 1979251124 U ES1979251124 U ES 1979251124U ES 251124 U ES251124 U ES 251124U ES 251124 U ES251124 U ES 251124U
Authority
ES
Spain
Prior art keywords
free wheel
hub
wheel
wheel hubs
boss
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
ES1979251124U
Other languages
English (en)
Other versions
ES251124Y (es
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of ES251124U publication Critical patent/ES251124U/es
Application granted granted Critical
Publication of ES251124Y publication Critical patent/ES251124Y/es
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D41/00—Freewheels or freewheel clutches
    • F16D41/24—Freewheels or freewheel clutches specially adapted for cycles
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Rolling Contact Bearings (AREA)
  • Motorcycle And Bicycle Frame (AREA)
  • Braking Arrangements (AREA)
  • Mounting Of Bearings Or Others (AREA)

Abstract

Rueda libre para ciclos, que comprende un núcleo provisto de un orificio axial, a la cara externa del cual va acoplado un piñón giratorio por medio de fijadores y de bolas de rodamiento, caracterizada y esta es la primera de las caracteristicas que se reivindican por que el orifico axial del núcleo presenta unas ranuras y/o nervaduras ligeramente inclinadas o longitudinales con respecto al eje del núcleo.
ES1979251124U 1978-04-20 1979-04-17 Rueda libre para ciclos Expired ES251124Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7811714A FR2423678A1 (fr) 1978-04-20 1978-04-20 Roue libre de velo interchangeable instantanement

Publications (2)

Publication Number Publication Date
ES251124U true ES251124U (es) 1981-02-01
ES251124Y ES251124Y (es) 1981-07-16

Family

ID=9207396

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1979251124U Expired ES251124Y (es) 1978-04-20 1979-04-17 Rueda libre para ciclos

Country Status (5)

Country Link
DE (1) DE2915013C2 (es)
ES (1) ES251124Y (es)
FR (1) FR2423678A1 (es)
GB (1) GB2019328B (es)
IT (1) IT1115148B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT7923049U1 (it) * 1979-11-07 1981-05-07 Soc It Catene Calibrate Regina S P A Ruota libera multipla perfezionata per cambio di bicicletta.
DE8031759U1 (de) * 1980-11-28 1981-06-19 Fichtel & Sachs Ag, 8720 Schweinfurt Kettenradsatz fuer die antriebsnabe eines fahrrades o.dgl.
JPS61146634U (es) * 1985-03-04 1986-09-10
GB2289507A (en) * 1994-05-19 1995-11-22 Kinka Hsieh Compounded anti-impact free-wheel set of bicycle has multiple freewheel sets
US9193416B2 (en) 2009-11-30 2015-11-24 Shimano Inc. Bicycle sprocket support assembly
US11913534B2 (en) 2020-03-24 2024-02-27 Sram, Llc Front chainring assembly
US11772742B2 (en) 2020-03-24 2023-10-03 Sram, Llc Front chainring assembly
US12296910B2 (en) 2022-09-28 2025-05-13 Sram, Llc Front chainring assembly

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR406235A (fr) * 1909-08-12 1910-01-25 Mimard Soc Pignon de roue libre et pignon fixe démontables
FR554684A (fr) * 1922-08-02 1923-06-15 Roue libre de bicyclette
FR617799A (fr) * 1925-06-25 1927-02-25 Dispositif de roue libre
GB568897A (en) * 1943-05-26 1945-04-25 Henry Fitzpatrick Improvements relating to the free wheels of cycles and the like
FR1110112A (fr) * 1953-10-16 1956-02-06 C I M M A Roue libre simple ou multiple avec blocage à éléments coulissants
DE1681267U (de) * 1954-05-21 1954-08-12 Praez Werke Brueninghaus & Co Freilauf zum antrieb an fahr- und motorraedern.
US3066000A (en) * 1960-08-01 1962-11-27 Int Harvester Co Bearing mounting
JPS5317067Y2 (es) * 1974-05-25 1978-05-08
JPS5612083Y2 (es) * 1977-09-29 1981-03-19

Also Published As

Publication number Publication date
FR2423678B1 (es) 1983-01-14
GB2019328B (en) 1983-02-02
IT1115148B (it) 1986-02-03
DE2915013C2 (de) 1983-05-05
IT7948789A0 (it) 1979-04-19
FR2423678A1 (fr) 1979-11-16
ES251124Y (es) 1981-07-16
DE2915013A1 (de) 1979-10-31
GB2019328A (en) 1979-10-31

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Legal Events

Date Code Title Description
MM1K Utility model lapsed

Effective date: 19960506