IT7923049U1 - Ruota libera multipla perfezionata per cambio di bicicletta. - Google Patents

Ruota libera multipla perfezionata per cambio di bicicletta.

Info

Publication number
IT7923049U1
IT7923049U1 ITMI1979U23049U IT2304979U IT7923049U1 IT 7923049 U1 IT7923049 U1 IT 7923049U1 IT MI1979U23049 U ITMI1979U23049 U IT MI1979U23049U IT 2304979 U IT2304979 U IT 2304979U IT 7923049 U1 IT7923049 U1 IT 7923049U1
Authority
IT
Italy
Prior art keywords
improved
gear change
bicycle gear
multiple freewheel
freewheel
Prior art date
Application number
ITMI1979U23049U
Other languages
English (en)
Italian (it)
Other versions
IT7923049V0 (it
Original Assignee
Soc It Catene Calibrate Regina S P A
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 Soc It Catene Calibrate Regina S P A filed Critical Soc It Catene Calibrate Regina S P A
Priority to ITMI1979U23049U priority Critical patent/IT7923049U1/it
Publication of IT7923049V0 publication Critical patent/IT7923049V0/it
Priority to DE19803041784 priority patent/DE3041784A1/de
Priority to GB8035755A priority patent/GB2061425B/en
Priority to JP15673480A priority patent/JPS5682685A/ja
Priority to FR8023920A priority patent/FR2469614A1/fr
Priority to US06/204,903 priority patent/US4472163A/en
Publication of IT7923049U1 publication Critical patent/IT7923049U1/it

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/70—Interfitted members
    • Y10T403/7005—Lugged member, rotary engagement
    • Y10T403/7007—Bayonet joint

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Gears, Cams (AREA)
  • Automatic Cycles, And Cycles In General (AREA)
ITMI1979U23049U 1979-11-07 1979-11-07 Ruota libera multipla perfezionata per cambio di bicicletta. IT7923049U1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
ITMI1979U23049U IT7923049U1 (it) 1979-11-07 1979-11-07 Ruota libera multipla perfezionata per cambio di bicicletta.
DE19803041784 DE3041784A1 (de) 1979-11-07 1980-11-05 Mehrfachuebersetzungs-freilauf fuer fahrradgangschaltungen
GB8035755A GB2061425B (en) 1979-11-07 1980-11-06 Multi-gear free wheel assembly for derailleurs for bicycles
JP15673480A JPS5682685A (en) 1979-11-07 1980-11-07 Chain detachable multiple gear free wheel assembled body for bicycle
FR8023920A FR2469614A1 (fr) 1979-11-07 1980-11-07 Roue libre multiple pour derailleur de bicyclette
US06/204,903 US4472163A (en) 1979-11-07 1980-11-07 Multi-gear free wheel assembly for derailleurs for bicycles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI1979U23049U IT7923049U1 (it) 1979-11-07 1979-11-07 Ruota libera multipla perfezionata per cambio di bicicletta.

Publications (2)

Publication Number Publication Date
IT7923049V0 IT7923049V0 (it) 1979-11-07
IT7923049U1 true IT7923049U1 (it) 1981-05-07

Family

ID=11203246

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI1979U23049U IT7923049U1 (it) 1979-11-07 1979-11-07 Ruota libera multipla perfezionata per cambio di bicicletta.

Country Status (6)

Country Link
US (1) US4472163A (enExample)
JP (1) JPS5682685A (enExample)
DE (1) DE3041784A1 (enExample)
FR (1) FR2469614A1 (enExample)
GB (1) GB2061425B (enExample)
IT (1) IT7923049U1 (enExample)

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JPS59102504U (ja) * 1982-12-27 1984-07-10 株式会社シマノ 自転車用ハブ
FR2586601A1 (fr) * 1985-08-30 1987-03-06 Maillard Maurice Ets Procede pour la fabrication d'un corps de roue libre a trois pignons, ainsi que les roues libres obtenues
US4691149A (en) * 1985-10-11 1987-09-01 Caterpillar Industrial Inc. Apparatus and method for protecting a motor control circuit
US5018901A (en) * 1988-07-21 1991-05-28 Space Industries Partnership, L. P. Ring latched coupler
FR2656391B1 (fr) * 1989-12-27 1992-04-03 Aerospatiale Systeme pour l'assemblage coaxial de deux pieces de revolution.
US5292287A (en) * 1992-06-04 1994-03-08 Kinka Hsieh Hub assembly for a rear wheel axle of a bicycle
DE4401272C1 (de) * 1994-01-18 1995-03-16 Fichtel & Sachs Ag Mehrfachzahnkranz für Fahrrad-Kettenschaltungen
US5503600A (en) * 1994-11-17 1996-04-02 Kaynar Technologies, Inc. Derailleur gear assembly
US5848680A (en) * 1997-02-07 1998-12-15 Beere Precision Medical Instruments, Inc. Actuator cap for a ratcheting mechanism
US6523659B2 (en) * 2000-12-11 2003-02-25 Shimano Inc. Bicycle hub with tight connection ratchet and detachable freewheel
US20080200292A1 (en) * 2007-02-15 2008-08-21 Khe Fahrradhandels Gmbh Bicycle freecoaster hub
US20080230344A1 (en) * 2007-03-21 2008-09-25 Sram Corporation Bicycle Multi-Gear Cassette
US7959529B2 (en) * 2007-03-21 2011-06-14 Sram, Llc Bicycle multi-gear cassette
US9150280B2 (en) * 2007-03-21 2015-10-06 Sram, Llc Bicycle multi-gear cassette
ITMI20071658A1 (it) * 2007-08-09 2009-02-10 Campagnolo Srl Modulo di pignoni per una bicicletta e pacco pignoni comprendente tale modulo
DE102008010904B4 (de) * 2008-02-23 2021-10-21 Sram Deutschland Gmbh Mehrfach-Kettenzahnrad für ein Fahrrad
DE102008010903A1 (de) * 2008-02-23 2009-08-27 Sram Deutschland Gmbh Gewichtsoptimiertes Mehrfach-Kettenzahnrad für ein Fahrrad
US20090243250A1 (en) * 2008-03-28 2009-10-01 Tien Hsin Industries Co., Ltd. Bicycle sprocket assembly
US20100099530A1 (en) * 2008-03-28 2010-04-22 Douglas Chiang Bicycle Cogset
US20100009794A1 (en) * 2008-07-10 2010-01-14 Douglas Chiang Sprocket assembly
US8579538B2 (en) 2010-07-30 2013-11-12 United Technologies Corporation Turbine engine coupling stack
DE102011107162B4 (de) * 2011-07-13 2024-02-22 Sram Deutschland Gmbh Mehrfach-Ritzelanordnung für eine Fahrradschaltung mit kleinen Ritzeln sowie Adapter hierfür
TWI657965B (zh) * 2011-07-13 2019-05-01 矢倫德國股份有限公司 支載腳踏車變速器所用之備有小鏈輪的多鏈輪配置的傳動座體裝置
DE102012016608B4 (de) * 2011-08-26 2025-12-18 Dt Swiss Ag Antriebsnabe
DE102012020563A1 (de) * 2012-10-12 2014-04-17 Sram Deutschland Gmbh Befestigungseinrichtung
US10221887B2 (en) 2012-12-06 2019-03-05 The Hive Global, Inc Self locking bearing preload adjuster
US9533735B2 (en) * 2013-07-19 2017-01-03 Sram Deutschland Gmbh Multiple-sprocket arrangement for a bicycle gearing
TWM491588U (zh) * 2014-08-21 2014-12-11 Foss Worldwide Inc 自行車輪轂之閉鎖防脫齒結構
US9011282B2 (en) * 2014-11-21 2015-04-21 D3 Innovation Inc. Bicycle sprocket for use with a multi-gear rear cassette
US9403578B1 (en) * 2015-02-05 2016-08-02 Shimano Inc. Bicycle sprocket assembly and bicycle rear sprocket assembly
US9511819B1 (en) * 2015-05-25 2016-12-06 Shimano Inc. Bicycle rear sprocket assembly
US10562588B2 (en) * 2015-09-01 2020-02-18 The Hive Global, Inc Bicycle cassette with locking connection
WO2017165226A1 (en) 2016-03-24 2017-09-28 The Hive Global, Inc. Bicycle crank with spindle attachment structure
US9868491B1 (en) * 2016-07-21 2018-01-16 Shimano Inc. Bicycle sprocket assembly
US10377445B2 (en) * 2016-09-20 2019-08-13 Shimano Inc. Bicycle front sprocket assembly
CN111542471A (zh) * 2017-08-21 2020-08-14 劲锋铁马股份有限公司 具有夹紧连接的自行车塔轮
DE102017008074A1 (de) 2017-08-28 2019-02-28 Sram Deutschland Gmbh Kettenradträger und Mehrfach-Kettenradanordnung
US11208171B2 (en) 2017-09-21 2021-12-28 Veselin Mandaric Drive assembly for a bicycle
WO2019152928A1 (en) * 2018-02-02 2019-08-08 J.H. Fletcher & Co. Quick-release coupling for drilling and related methods
TWI839545B (zh) 2019-07-30 2024-04-21 義大利商坎帕克諾羅公司 用於自行車後輪的變速盤和子組件
IT201900013287A1 (it) * 2019-07-30 2021-01-30 Campagnolo Srl Adattatore per un corpo porta-pignoni per una ruota posteriore di bicicletta
US11932351B2 (en) 2020-07-17 2024-03-19 The Hive Global, Inc. Conical bicycle cassette sprocket structure
US12233975B2 (en) 2021-03-26 2025-02-25 The Hive Global Inc. Telescopic bicycle seatpost with adjustable height and fixed frame insertion
US11858588B2 (en) * 2021-04-29 2024-01-02 Shimano Inc. Rear sprocket assembly and lock device
US11603166B2 (en) * 2021-04-29 2023-03-14 Shimano Inc. Rear sprocket assembly and lock device
US12030586B2 (en) 2021-07-12 2024-07-09 The Hive Global, Inc. Seal for bicycle crank with differential chainring motion
DE102023115800B3 (de) * 2023-06-16 2024-06-27 Miranda & Irmão Lda. Antriebssystem mit einer antriebswelle und einem kettenblatt

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR442378A (fr) * 1911-06-19 1912-08-30 Lucien Georges Mazan Dispositif permettant de transformer instantanément les moyeux de bicyclettes à changement de vitesse en moyeux simples
US1130726A (en) * 1913-09-29 1915-03-09 Cleveland Pneumatic Tool Co Coupling.
FR985061A (fr) * 1949-02-18 1951-07-13 Système de roue libre et moyeu pour cycles et similaires
DE1080890B (de) * 1954-01-07 1960-04-28 Charles Gautherot Freilauf fuer Fahrraeder od. dgl.
US3168836A (en) * 1963-03-05 1965-02-09 Frank A Militana Sprocket with a replaceable wear rim for a crawler type vehicle
FR1414873A (fr) * 1964-09-04 1965-10-22 Perfectionnement apporté aux roues libres, notamment pour cycles et cyclomoteurs
JPS574558B2 (enExample) * 1972-01-27 1982-01-26
US4044621A (en) * 1975-06-09 1977-08-30 Mcgregor Sr John C Sprocket structure and chain guard
JPS5293037A (en) * 1976-02-02 1977-08-05 Shimano Industrial Co Unit hub
GB1568210A (en) * 1976-10-29 1980-05-29 Standard Telephones Cables Ltd Bayonet connector coupling arrangement
JPS5612083Y2 (enExample) * 1977-09-29 1981-03-19
EP0002964B1 (en) * 1977-12-28 1982-05-19 Shimano Industrial Company Limited Chain wheel and crank assembly for a cycle
FR2423678A1 (fr) * 1978-04-20 1979-11-16 Bes Francis Roue libre de velo interchangeable instantanement
JPS5742153Y2 (enExample) * 1978-12-12 1982-09-16

Also Published As

Publication number Publication date
US4472163A (en) 1984-09-18
GB2061425B (en) 1984-04-26
DE3041784A1 (de) 1981-05-27
FR2469614B1 (enExample) 1983-12-30
GB2061425A (en) 1981-05-13
IT7923049V0 (it) 1979-11-07
FR2469614A1 (fr) 1981-05-22
JPS5682685A (en) 1981-07-06

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