DE3853525D1 - Wechselgetriebe mit veränderlichem Übersetzungsverhältnis an sich und bei Fahrrädern. - Google Patents

Wechselgetriebe mit veränderlichem Übersetzungsverhältnis an sich und bei Fahrrädern.

Info

Publication number
DE3853525D1
DE3853525D1 DE3853525T DE3853525T DE3853525D1 DE 3853525 D1 DE3853525 D1 DE 3853525D1 DE 3853525 T DE3853525 T DE 3853525T DE 3853525 T DE3853525 T DE 3853525T DE 3853525 D1 DE3853525 D1 DE 3853525D1
Authority
DE
Germany
Prior art keywords
bicycles
variable transmission
transmission ratio
ratio per
change gearbox
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.)
Expired - Fee Related
Application number
DE3853525T
Other languages
English (en)
Other versions
DE3853525T2 (de
Inventor
George Hamlin Leonard
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.)
Hamlin Transmission Corp
Original Assignee
Hamlin Transmission Corp
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 Hamlin Transmission Corp filed Critical Hamlin Transmission Corp
Application granted granted Critical
Publication of DE3853525D1 publication Critical patent/DE3853525D1/de
Publication of DE3853525T2 publication Critical patent/DE3853525T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • B62M9/08—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving eccentrically- mounted or elliptically-shaped driving or driven wheel; with expansible driving or driven wheel

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Transmissions By Endless Flexible Members (AREA)
  • Gear-Shifting Mechanisms (AREA)
  • Pulleys (AREA)
DE3853525T 1987-12-31 1988-12-28 Wechselgetriebe mit veränderlichem Übersetzungsverhältnis an sich und bei Fahrrädern. Expired - Fee Related DE3853525T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/140,232 US4816008A (en) 1987-12-31 1987-12-31 Variable-ratio transmissions, separately and in bicycles

Publications (2)

Publication Number Publication Date
DE3853525D1 true DE3853525D1 (de) 1995-05-11
DE3853525T2 DE3853525T2 (de) 1995-10-26

Family

ID=22490312

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3853525T Expired - Fee Related DE3853525T2 (de) 1987-12-31 1988-12-28 Wechselgetriebe mit veränderlichem Übersetzungsverhältnis an sich und bei Fahrrädern.

Country Status (7)

Country Link
US (1) US4816008A (de)
EP (1) EP0323236B1 (de)
JP (2) JP2649400B2 (de)
KR (1) KR970010817B1 (de)
CN (1) CN1017543B (de)
CA (1) CA1313958C (de)
DE (1) DE3853525T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4973289A (en) * 1988-12-07 1990-11-27 Hamlin Transmission Corporation Variable-ratio transmissions, separately and in bicycles
US5006094A (en) * 1989-09-06 1991-04-09 Hamlin Transmission Corporation Self-positioning belt tensioner
US4946426A (en) * 1989-09-06 1990-08-07 Stern & Leonard Associates Self-positioning belt tensioner
US5094653A (en) * 1990-03-26 1992-03-10 Hamlin Transmission Corporation Belt drive apparatus
US5013284A (en) * 1990-03-26 1991-05-07 Hamlin Transmission Corporation Variable ratio drive system
US5041061A (en) * 1990-03-26 1991-08-20 Hamlin Transmission Corporation Variable ratio drive system
US5104357A (en) * 1990-03-26 1992-04-14 Hamlin Transmission Corporation Variable ratio drive system
US5425678A (en) * 1993-05-26 1995-06-20 Richardson; Brian E. Elastic joint derailleur
US5476422A (en) * 1994-09-06 1995-12-19 Schendel; Robert J. Multi-speed transmission for bicycles
US5984814A (en) 1997-09-04 1999-11-16 Davenport; Bruce Variable ratio chain drive transmission
US20040200315A1 (en) * 2003-04-11 2004-10-14 Bourne Edward T. Cam timer adjuster
US20050124448A1 (en) * 2003-12-05 2005-06-09 Orr James E. Power transmission belt drive system, method of installing same, and kit of components
BE1018832A3 (nl) * 2009-07-17 2011-09-06 Suetens Alex Josephina Versnellingsmechanisme voor het overbrengen en instellen van een versnelling op een wielnaaf.
US8257209B1 (en) * 2011-04-11 2012-09-04 Lane Joseph C Versatile variable gear ratio transmission
FR2978221B1 (fr) * 2011-07-22 2014-03-14 Cyril Lilian Lucien Clopet Mecanisme de transmission de puissance de rotation.
US9028381B2 (en) * 2012-10-16 2015-05-12 Michael J. Mestemaker Door-mounted fitness device with removable pulley members

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US885710A (en) * 1907-08-10 1908-04-28 John Edward Barker Variable-speed gear.
US1126195A (en) * 1913-09-12 1915-01-26 Josef Granz Expansible pulley.
GB191506539A (en) * 1915-05-01 1916-03-02 Nicolaus Prosorovsky Improvements in Expansible Pulleys.
US1198451A (en) * 1915-08-09 1916-09-19 Jose Sanchez Juarez Speed-change device.
US1776339A (en) * 1929-03-11 1930-09-23 Tobias M Siqueland Variable-speed transmission
US2603978A (en) * 1948-02-09 1952-07-22 Edmond E J Gaisset Extensible pulley
FR1249477A (fr) * 1959-11-18 1960-12-30 Renault Perfectionnements aux tendeurs de chaînes automatiques
US3087349A (en) * 1960-11-28 1963-04-30 Gale B Herting Hydraulic adjustable peripheral hub and wheel combination
US3150529A (en) * 1962-01-31 1964-09-29 Walk Josef Infinitely variable speed belt drives
US3757594A (en) * 1972-02-07 1973-09-11 Garrett Corp Variable speed belt transmission
IT976570B (it) * 1972-03-16 1974-09-10 Winklhofer J U Sohne Tendicatena
US3838606A (en) * 1973-08-21 1974-10-01 Filter Tech Inc Motorcycle chain tensioner
US3867851A (en) * 1973-08-23 1975-02-25 Hagen Int Inc Radially expansible sprocket with rotatable teeth segments
US3938403A (en) * 1974-02-27 1976-02-17 Bowmar Instrument Corporation Multiratio power transmitting device
US4030373A (en) * 1975-11-20 1977-06-21 B-5 Associates Of Stamford, Connecticut Variable speed drive for a bicycle
US4024772A (en) * 1976-05-10 1977-05-24 Kumm Emerson L Variable speed flat belt transmission
WO1979000522A1 (en) * 1978-01-18 1979-08-09 R Williams Drive system
US4295836A (en) * 1979-06-01 1981-10-20 Kumm Emerson L Flat belt transmission with rotary actuator and integrated control system
JPS5894664A (ja) * 1981-11-30 1983-06-04 Aisin Warner Ltd 車両用無段変速機の油圧制御装置
US4530676A (en) * 1983-02-28 1985-07-23 Hamlin Leonard Adjustable-drive-ratio multiple-step belt transmission
US4591351A (en) * 1985-06-07 1986-05-27 Kumm Emerson L Variable ratio pulleys for flat belt transmission system
US4634406A (en) * 1985-08-07 1987-01-06 Hufschmid Eric B Multiple speed transmission for bicycles
US4714452A (en) * 1986-06-06 1987-12-22 Kumm Emerson L Oriented flat belt continuously variable transmission using pulleys with guideways
US4696662A (en) * 1986-08-04 1987-09-29 Gummeringer Henry E Variable-speed drive unit

Also Published As

Publication number Publication date
DE3853525T2 (de) 1995-10-26
CN1035874A (zh) 1989-09-27
CA1313958C (en) 1993-03-02
JPH023729A (ja) 1990-01-09
KR970010817B1 (ko) 1997-07-01
EP0323236B1 (de) 1995-04-05
EP0323236A2 (de) 1989-07-05
JPH09202283A (ja) 1997-08-05
US4816008A (en) 1989-03-28
JP2649400B2 (ja) 1997-09-03
KR890009716A (ko) 1989-08-03
CN1017543B (zh) 1992-07-22
EP0323236A3 (en) 1990-11-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee