EP1421299A4 - Non-slip transmissions particularly useful as continuously-variable transmissions and transmission members thereof - Google Patents

Non-slip transmissions particularly useful as continuously-variable transmissions and transmission members thereof

Info

Publication number
EP1421299A4
EP1421299A4 EP02711175A EP02711175A EP1421299A4 EP 1421299 A4 EP1421299 A4 EP 1421299A4 EP 02711175 A EP02711175 A EP 02711175A EP 02711175 A EP02711175 A EP 02711175A EP 1421299 A4 EP1421299 A4 EP 1421299A4
Authority
EP
European Patent Office
Prior art keywords
transmissions
continuously
particularly useful
slip
transmission members
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.)
Ceased
Application number
EP02711175A
Other languages
German (de)
French (fr)
Other versions
EP1421299A2 (en
Inventor
Ltd Cvtron
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.)
Cvtron Ltd
Original Assignee
Ltd Cvtron
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 IL14109401A external-priority patent/IL141094A0/en
Priority claimed from IL14422201A external-priority patent/IL144222A0/en
Priority claimed from IL14672001A external-priority patent/IL146720A0/en
Application filed by Ltd Cvtron filed Critical Ltd Cvtron
Publication of EP1421299A2 publication Critical patent/EP1421299A2/en
Publication of EP1421299A4 publication Critical patent/EP1421299A4/en
Ceased 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
    • F16H—GEARING
    • F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/32—Friction members
    • F16H55/52—Pulleys or friction discs of adjustable construction
    • F16H55/54—Pulleys or friction discs of adjustable construction of which the bearing parts are radially adjustable
    • 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
    • F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
    • F16G13/00—Chains
    • F16G13/02—Driving-chains
    • 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
    • F16H9/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
    • F16H9/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
    • F16H9/04—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes
    • F16H9/10—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley provided with radially-actuatable elements carrying the belt
    • 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
    • F16H9/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
    • F16H9/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
    • F16H9/24—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using chains or toothed belts, belts in the form of links; Chains or belts specially adapted to such gearing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
  • Transmission Devices (AREA)
  • Gear Transmission (AREA)
  • Gears, Cams (AREA)
  • Pulleys (AREA)
  • Transmissions By Endless Flexible Members (AREA)
EP02711175A 2001-01-25 2002-01-24 Non-slip transmissions particularly useful as continuously-variable transmissions and transmission members thereof Ceased EP1421299A4 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
IL14109401 2001-01-25
IL14109401A IL141094A0 (en) 2001-01-25 2001-01-25 Continuous variable transmission
IL14422201A IL144222A0 (en) 2001-07-10 2001-07-10 Continuous variable transmission
IL14422201 2001-07-10
IL14672001 2001-11-25
IL14672001A IL146720A0 (en) 2001-11-25 2001-11-25 Continuously variable transmission
PCT/IL2002/000075 WO2002061306A2 (en) 2001-01-25 2002-01-24 Non-slip transmission

Publications (2)

Publication Number Publication Date
EP1421299A2 EP1421299A2 (en) 2004-05-26
EP1421299A4 true EP1421299A4 (en) 2008-03-26

Family

ID=27271946

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02711175A Ceased EP1421299A4 (en) 2001-01-25 2002-01-24 Non-slip transmissions particularly useful as continuously-variable transmissions and transmission members thereof

Country Status (5)

Country Link
EP (1) EP1421299A4 (en)
JP (1) JP2004523706A (en)
AU (1) AU2002230055A1 (en)
IL (1) IL157036A (en)
WO (1) WO2002061306A2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005115086A2 (en) * 2004-05-27 2005-12-08 Cvtron Ltd. Continuously-variable non-slip transmissions
NO331033B1 (en) * 2005-07-07 2011-09-19 I P Huse As Device for transporting chain.
WO2007066342A2 (en) * 2005-12-10 2007-06-14 Ran Siman-Tov Transmission system particularly useful as a continuously variable transmission
US20090118043A1 (en) * 2007-11-01 2009-05-07 Iqwind Ltd. Variable diameter gear device and variable transmissions using such devices
JP6182094B2 (en) * 2014-03-19 2017-08-16 ジヤトコ株式会社 Continuously variable transmission mechanism
JP6182095B2 (en) * 2014-03-19 2017-08-16 ジヤトコ株式会社 Continuously variable transmission mechanism
JP6092801B2 (en) * 2014-03-19 2017-03-08 ジヤトコ株式会社 Continuously variable transmission mechanism
CN109798327A (en) * 2019-02-25 2019-05-24 电子科技大学 The new circle-arc tooth gear assembly of rolling bearing gear-
CN109973598B (en) * 2019-03-14 2024-03-15 曾科锋 Star-shaped variable diameter multi-speed transmission
CN116997734A (en) * 2021-03-11 2023-11-03 株式会社艾托斯 Speed change mechanism

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE364729A (en) *
US1650449A (en) * 1925-04-15 1927-11-22 Jaeger Max Positive variable-speed transmission
US2201600A (en) * 1939-07-20 1940-05-21 Foster V Waltz Transmission device
WO1999011515A1 (en) * 1997-09-04 1999-03-11 Bigspin Technology Inc. Variable ratio chain drive transmission

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US672962A (en) * 1900-09-01 1901-04-30 Dudley S Seymour Variable-speed device.
US1428999A (en) * 1921-11-29 1922-09-12 Tygard James Wallace Gradually variable power-transmission gear or drive
US1601662A (en) 1923-12-10 1926-09-28 Abbott Geoffrey Joseph Power-transmission mechanism
US4810234A (en) * 1987-05-19 1989-03-07 Kumm Industries, Inc. Continuously variable transmission
US4952196A (en) 1987-10-21 1990-08-28 Autra-Bike Co., Inc. Variable diameter sprocket assembly
CH680941A5 (en) * 1988-06-15 1992-12-15 Carl Victor Schaeppi Stepped gear train for toothed belt - has segmented toothed discs moving to and from centre to change overall disc dia
US4875894A (en) * 1988-09-07 1989-10-24 Clark Paul L Continuously variable transmission
CA2186927C (en) 1996-01-12 1998-09-29 Noru Gogovitza Transfer ring and gearset arrangements for no-slip continuously variable transmission

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE364729A (en) *
US1650449A (en) * 1925-04-15 1927-11-22 Jaeger Max Positive variable-speed transmission
US2201600A (en) * 1939-07-20 1940-05-21 Foster V Waltz Transmission device
WO1999011515A1 (en) * 1997-09-04 1999-03-11 Bigspin Technology Inc. Variable ratio chain drive transmission

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO02061306A3 *

Also Published As

Publication number Publication date
EP1421299A2 (en) 2004-05-26
IL157036A (en) 2010-02-17
WO2002061306A2 (en) 2002-08-08
WO2002061306A8 (en) 2004-04-29
AU2002230055A1 (en) 2002-08-12
JP2004523706A (en) 2004-08-05
WO2002061306A3 (en) 2004-03-11

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20030725

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RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: CVTRON LTD

RIN1 Information on inventor provided before grant (corrected)

Inventor name: CVTRON LTD

A4 Supplementary search report drawn up and despatched

Effective date: 20080222

17Q First examination report despatched

Effective date: 20080514

STAA Information on the status of an ep patent application or granted ep patent

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18R Application refused

Effective date: 20100429