IT1098245B - Assieme di ruote di catena per cambio di velocita' di bicicletta e simili - Google Patents

Assieme di ruote di catena per cambio di velocita' di bicicletta e simili

Info

Publication number
IT1098245B
IT1098245B IT27060/78A IT2706078A IT1098245B IT 1098245 B IT1098245 B IT 1098245B IT 27060/78 A IT27060/78 A IT 27060/78A IT 2706078 A IT2706078 A IT 2706078A IT 1098245 B IT1098245 B IT 1098245B
Authority
IT
Italy
Prior art keywords
assembly
similar
speed change
chain wheels
bike speed
Prior art date
Application number
IT27060/78A
Other languages
English (en)
Other versions
IT7827060A0 (it
Original Assignee
Shimano Industrial Co
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
Priority claimed from JP1977114127U external-priority patent/JPS5528617Y2/ja
Priority claimed from JP1977114128U external-priority patent/JPS5633829Y2/ja
Application filed by Shimano Industrial Co filed Critical Shimano Industrial Co
Publication of IT7827060A0 publication Critical patent/IT7827060A0/it
Application granted granted Critical
Publication of IT1098245B publication Critical patent/IT1098245B/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
    • F16H—GEARING
    • F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/02—Toothed members; Worms
    • F16H55/30—Chain-wheels
    • 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)
  • Gears, Cams (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
IT27060/78A 1977-08-25 1978-08-25 Assieme di ruote di catena per cambio di velocita' di bicicletta e simili IT1098245B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1977114127U JPS5528617Y2 (it) 1977-08-25 1977-08-25
JP1977114128U JPS5633829Y2 (it) 1977-08-25 1977-08-25

Publications (2)

Publication Number Publication Date
IT7827060A0 IT7827060A0 (it) 1978-08-25
IT1098245B true IT1098245B (it) 1985-09-07

Family

ID=26452960

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27060/78A IT1098245B (it) 1977-08-25 1978-08-25 Assieme di ruote di catena per cambio di velocita' di bicicletta e simili

Country Status (5)

Country Link
US (1) US4268259A (it)
DE (1) DE2837270C2 (it)
FR (1) FR2401367A1 (it)
GB (1) GB2005779B (it)
IT (1) IT1098245B (it)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2005778B (en) * 1977-08-17 1982-06-30 Shimano Industrial Co Sprocket and use thereof on bicycle
JPS563264Y2 (it) * 1977-08-19 1981-01-24
JPS5819996Y2 (ja) * 1978-07-07 1983-04-25 株式会社シマノ 自転車用スプロケット
JPS566698U (it) * 1979-06-28 1981-01-21
JPS5810706Y2 (ja) * 1979-10-11 1983-02-26 株式会社シマノ 多段スプロケツト装置
DE2945271C2 (de) * 1979-11-09 1983-10-20 Alfred Thun & Co Gmbh, 5828 Ennepetal Kettenradsatz für die Kettenschaltung eines Fahrrades
JPS6010955Y2 (ja) * 1980-02-13 1985-04-12 株式会社シマノ ギヤクランク装置
US4521207A (en) * 1982-06-11 1985-06-04 Royce H. Husted Incrementally variable transmission
US4493678A (en) * 1981-10-13 1985-01-15 Samuel Shiber Expandible sprocket
FR2545902B1 (fr) * 1983-05-13 1988-07-15 Gauchon Ets Louis Organe dente tournant pour systeme d'entrainement a chaine, et procede de fabrication
FR2584992B1 (fr) * 1985-07-18 1987-12-18 Maillard Maurice Ets Pignon de roue libre multi-vitesse pour bicyclette a derailleur
DE313345T1 (de) * 1987-10-21 1990-05-03 Zusammenbau eines mehrstufigen kettenrades fuer ein fahrrad.
FR2632268B1 (fr) * 1988-06-02 1990-09-14 Huret Sachs Sa Pignon a denture amelioree et roue libre pour cycle munie de tels pignons
FR2632599B1 (fr) * 1988-06-09 1993-01-29 Huret Sachs Sa Dispositif de transmission pour cycle
JPH02127185A (ja) * 1988-11-07 1990-05-15 Shimano Ind Co Ltd 自転車用多段スプロケット装置
JP2901268B2 (ja) * 1989-05-01 1999-06-07 株式会社シマノ 多段ギヤ装置
FR2657134A1 (fr) * 1989-11-03 1991-07-19 Sachs Ind Sa Ensemble de pignons ou plateaux multiples pour cycle notamment.
JP3111072B2 (ja) * 1990-02-28 2000-11-20 株式会社シマノ 自転車用多段スプロケット装置
JP3140026B2 (ja) * 1990-02-28 2001-03-05 株式会社シマノ 自転車用多段スプロケット装置
US5162022A (en) * 1990-09-18 1992-11-10 Maeda Industries, Ltd. Multiple sprocket assembly for bicycle
JPH04303094A (ja) * 1991-03-29 1992-10-27 Maeda Kogyo Kk 自転車用多段スプロケット装置
JPH04325390A (ja) * 1991-04-23 1992-11-13 Maeda Kogyo Kk 自転車用多段スプロケット装置
IT1270417B (it) * 1993-06-03 1997-05-05 Campagnolo Srl Gruppo pignoni per biciclette
FR2707586B1 (fr) * 1993-07-13 1995-10-20 Sachs Ind Sa Ensemble perfectionné de pignons de roue libre de bicyclette.
DE4330989A1 (de) * 1993-09-13 1995-03-16 Fichtel & Sachs Ag Kettenschaltung, insbesondere für Fahrräder
DE4445035C1 (de) * 1994-12-16 1996-06-05 Fichtel & Sachs Ag Kettenschaltung
US5514042A (en) * 1995-08-01 1996-05-07 Liou; Yan-Shing Multistage sprocket mechanism for a bicycle
US5545096A (en) * 1995-08-29 1996-08-13 Su; Bor-Lin Sprocket mechanism for a multistage bicycle
US5690570A (en) * 1995-09-26 1997-11-25 Industrial Development Bureau Multistage sprocket assembly for a bicycle
US7096754B2 (en) * 2002-03-06 2006-08-29 Intier Automotive Closures, Inc. Nested sector gears
EP1359087A1 (en) * 2002-04-30 2003-11-05 Campagnolo S.R.L. Toothed wheel of a chain transmission for a bicycle
US6923741B2 (en) 2002-08-30 2005-08-02 Shimano Inc. Top sprocket for a rear sprocket assembly and rear sprocket assembly for a bicycle
DE10347784B4 (de) * 2003-10-10 2017-04-06 Sram Deutschland Gmbh Geräuscharme Kettenschaltung
US8226511B2 (en) * 2005-01-08 2012-07-24 Shimano, Inc. Bicycle sprocket tooth with a shift assist radius greater than a reference tooth radius
US7942771B2 (en) * 2005-12-13 2011-05-17 Shimano, Inc. Bicycle sprocket apparatus with a shift inhibiting structure
US9182027B2 (en) 2011-12-06 2015-11-10 Sram, Llc Chainring
WO2015131023A1 (en) * 2014-02-27 2015-09-03 Eko Sport, Inc. Alternating tooth chain ring
US10900547B2 (en) 2015-03-30 2021-01-26 Sram Deutschland Gmbh Drive arrangement for a bicycle and tool
DE102015205736B4 (de) 2015-03-30 2024-05-16 Sram Deutschland Gmbh Fahrrad-Hinterrad-Ritzelanordnung
WO2016168078A1 (en) 2015-04-13 2016-10-20 Eko Sport, Inc. Chain ring with teeth oppositely laterally engaging a drive chain
US9540070B2 (en) * 2015-05-27 2017-01-10 Shimano Inc. Bicycle sprocket and bicycle crank assembly
DE102015210503A1 (de) 2015-06-09 2016-12-15 Sram Deutschland Gmbh Hinterrad-Ritzelanordnung für ein Fahrrad, insbesondere ein Pedelec
US10703441B2 (en) 2015-07-03 2020-07-07 Sram Deutschland Gmbh Drive arrangement for a bicycle
US9885409B1 (en) * 2016-09-12 2018-02-06 Shimano Inc. Bicycle sprocket and bicycle rear sprocket assembly
US20170016524A1 (en) * 2016-09-28 2017-01-19 Chao-Yuan Cheng Bicycle sprocket wheel
US10358186B2 (en) * 2016-12-16 2019-07-23 Shimano Inc. Bicycle sprocket and bicycle sprocket assembly
TWI842753B (zh) 2019-03-27 2024-05-21 葡萄牙商米蘭達＆艾爾茅公司 驅動鏈系統
EP3722194B1 (en) * 2019-04-08 2024-01-24 Miranda & Irmão Lda. Drive chain system
CN113998049B (zh) * 2021-11-02 2023-04-07 青岛迈金智能科技股份有限公司 一种轻型载荷链传动用变速链轮结构及其优化方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US619537A (en) * 1899-02-14 bufford
FR408173A (fr) * 1909-10-22 1910-03-21 Terrot Et Cie Pignon double à denture biseautée pour dispositif de changement de vitesses pour cycles
US3478614A (en) * 1966-11-17 1969-11-18 Shimano Industrial Co Multistage sprocket wheel assembly for a bicycle of speed change type
US3709053A (en) * 1970-05-26 1973-01-09 Shimano Industrial Co Multi-speed transmission front gear mechanism for a bicycle
US3772932A (en) * 1970-12-30 1973-11-20 M Nagano Multi-speed transmission free wheel for a bicycle
JPS4980736A (it) * 1972-12-07 1974-08-03
US4018095A (en) * 1975-06-06 1977-04-19 Shimano Industrial Company Limited Driving device for bicycle
JPS551989Y2 (it) * 1976-12-28 1980-01-19
GB2005778B (en) * 1977-08-17 1982-06-30 Shimano Industrial Co Sprocket and use thereof on bicycle
JPS563264Y2 (it) * 1977-08-19 1981-01-24
JPS5483244A (en) * 1977-12-16 1979-07-03 Shimano Industrial Co Multiple gear crank for bicycle

Also Published As

Publication number Publication date
FR2401367A1 (fr) 1979-03-23
DE2837270A1 (de) 1979-03-15
GB2005779A (en) 1979-04-25
DE2837270C2 (de) 1986-03-13
IT7827060A0 (it) 1978-08-25
FR2401367B1 (it) 1982-04-23
US4268259A (en) 1981-05-19
GB2005779B (en) 1982-05-26

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