CA2962854C - Continuous variable transmission with uniform input-to-output ratio that is non-dependent on friction - Google Patents

Continuous variable transmission with uniform input-to-output ratio that is non-dependent on friction Download PDF

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Publication number
CA2962854C
CA2962854C CA2962854A CA2962854A CA2962854C CA 2962854 C CA2962854 C CA 2962854C CA 2962854 A CA2962854 A CA 2962854A CA 2962854 A CA2962854 A CA 2962854A CA 2962854 C CA2962854 C CA 2962854C
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CA
Canada
Prior art keywords
gear
crank pin
variable transmission
rack
circular
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.)
Active
Application number
CA2962854A
Other languages
English (en)
French (fr)
Other versions
CA2962854A1 (en
Inventor
Raja Ramanujam Rajendran
Prashanth Rajendran
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 CA2962854A1 publication Critical patent/CA2962854A1/en
Application granted granted Critical
Publication of CA2962854C publication Critical patent/CA2962854C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16H29/00—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action
    • F16H29/20—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action the intermittently-acting members being shaped as worms, screws, or racks
    • 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
    • F16H35/00—Gearings or mechanisms with other special functional features
    • F16H35/02—Gearings or mechanisms with other special functional features for conveying rotary motion with cyclically varying velocity ratio
    • 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
    • F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
    • F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
    • F16H19/04—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack
    • F16H19/043—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack for converting reciprocating movement in a continuous rotary movement or vice versa, e.g. by opposite racks engaging intermittently for a part of the stroke
    • 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
    • F16H29/00—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action
    • 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
    • F16H29/00—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action
    • F16H29/02—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action between one of the shafts and an oscillating or reciprocating intermediate member, not rotating with either of the shafts
    • 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
    • F16H29/00—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action
    • F16H29/02—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action between one of the shafts and an oscillating or reciprocating intermediate member, not rotating with either of the shafts
    • F16H29/08—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action between one of the shafts and an oscillating or reciprocating intermediate member, not rotating with either of the shafts in which the transmission ratio is changed by adjustment of the path of movement, the location of the pivot, or the effective length, of an oscillating connecting member
    • 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
    • F16H29/00—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action
    • F16H29/12—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action between rotary driving and driven members
    • F16H29/14—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action between rotary driving and driven members in which the transmission ratio is changed by adjustment of an otherwise stationary guide member for the intermittently-driving members
    • 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
    • F16H29/00—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action
    • F16H29/12—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action between rotary driving and driven members
    • F16H29/16—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action between rotary driving and driven members in which the transmission ratio is changed by adjustment of the distance between the axes of the rotary members
    • F16H29/18—Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action between rotary driving and driven members in which the transmission ratio is changed by adjustment of the distance between the axes of the rotary members in which the intermittently-driving members slide along approximately radial guides while rotating with one of the rotary members
    • 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
    • F16H35/00—Gearings or mechanisms with other special functional features
    • F16H2035/003—Gearings comprising pulleys or toothed members of non-circular shape, e.g. elliptical gears
    • 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
    • Y10T74/00—Machine element or mechanism
    • Y10T74/15—Intermittent grip type mechanical movement
    • Y10T74/1503—Rotary to intermittent unidirectional motion
    • Y10T74/1508—Rotary crank or eccentric drive
    • Y10T74/1515—Rack and pinion transmitter
    • Y10T74/1516—Adjustable throw

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
CA2962854A 2014-03-18 2014-03-18 Continuous variable transmission with uniform input-to-output ratio that is non-dependent on friction Active CA2962854C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2014/031136 WO2015142323A1 (en) 2014-03-18 2014-03-18 Continuous variable transmission with uniform input-to-output ratio that is non-dependent on friction

Publications (2)

Publication Number Publication Date
CA2962854A1 CA2962854A1 (en) 2015-09-25
CA2962854C true CA2962854C (en) 2021-08-24

Family

ID=54141697

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2962854A Active CA2962854C (en) 2014-03-18 2014-03-18 Continuous variable transmission with uniform input-to-output ratio that is non-dependent on friction

Country Status (5)

Country Link
EP (1) EP3120046A4 (enExample)
JP (1) JP6454456B2 (enExample)
CN (1) CN106662230B (enExample)
CA (1) CA2962854C (enExample)
WO (1) WO2015142323A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111919049B (zh) * 2018-02-27 2024-07-16 迪特尔·格哈德·法尔尼 无级变速器和用于运行无级变速器的方法
CN112539251B (zh) * 2019-09-20 2025-08-15 广东星联科技有限公司 基于公转的自转驱动方法、结构及所应用的挤压机
CN110805673A (zh) * 2019-12-16 2020-02-18 哈尔滨理工大学 一种抗冲击的机械无级变速器
CA3165829A1 (en) * 2020-02-12 2021-08-19 Raja Ramanujam Rajendran Infinitely variable transmission with uniform input-to-output ratio that is non-dependent on friction

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2364393A (en) * 1943-08-18 1944-12-05 Ferdinand W Seeck Gearless variable speed transmission
US2912100A (en) * 1955-11-25 1959-11-10 Western Electric Co Drive mechanism
US4090413A (en) * 1976-10-29 1978-05-23 Ford Aerospace & Communications Corp. Cyclic motion generator
JPH022559U (enExample) * 1988-06-17 1990-01-09
US5440945A (en) * 1993-04-19 1995-08-15 Penn; Jay P. Hardgeared infinitely variable transmission
WO1995006829A1 (en) * 1993-08-30 1995-03-09 Aimbridge Pty. Ltd. Transmission mechanism
US5603240A (en) * 1994-03-04 1997-02-18 Klovstad; John W. Mechanical transmission continuously variable from forward to reverse
US6849023B1 (en) * 1998-10-16 2005-02-01 Ker-Train Holdings Ltd All gear infinitely variable transmission
FR2841957B1 (fr) * 2002-07-05 2004-10-15 Philippe Alain Marec Variateur de couple continu mecanique a came
JP2006046424A (ja) * 2004-08-02 2006-02-16 Toyota Motor Corp 歯車式無段変速機
US7056254B1 (en) * 2005-07-20 2006-06-06 Fragnito Frank A Non-slip continuously variable transmission
KR101017422B1 (ko) * 2010-12-29 2011-02-28 조윤규 체인벨트식 무단변속기

Also Published As

Publication number Publication date
CN106662230A (zh) 2017-05-10
JP2017508939A (ja) 2017-03-30
JP6454456B2 (ja) 2019-01-16
EP3120046A1 (en) 2017-01-25
WO2015142323A1 (en) 2015-09-24
CA2962854A1 (en) 2015-09-25
CN106662230B (zh) 2019-08-20
EP3120046A4 (en) 2017-12-20

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