IT1166582B - Sistema di trasmissione - Google Patents

Sistema di trasmissione

Info

Publication number
IT1166582B
IT1166582B IT19404/79A IT1940479A IT1166582B IT 1166582 B IT1166582 B IT 1166582B IT 19404/79 A IT19404/79 A IT 19404/79A IT 1940479 A IT1940479 A IT 1940479A IT 1166582 B IT1166582 B IT 1166582B
Authority
IT
Italy
Prior art keywords
transmission system
transmission
Prior art date
Application number
IT19404/79A
Other languages
English (en)
Other versions
IT7919404A0 (it
Original Assignee
Williams Robert N
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 Williams Robert N filed Critical Williams Robert N
Publication of IT7919404A0 publication Critical patent/IT7919404A0/it
Application granted granted Critical
Publication of IT1166582B publication Critical patent/IT1166582B/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
    • 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
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Transmissions By Endless Flexible Members (AREA)
IT19404/79A 1978-01-18 1979-01-18 Sistema di trasmissione IT1166582B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87042778A 1978-01-18 1978-01-18

Publications (2)

Publication Number Publication Date
IT7919404A0 IT7919404A0 (it) 1979-01-18
IT1166582B true IT1166582B (it) 1987-05-05

Family

ID=25355346

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19404/79A IT1166582B (it) 1978-01-18 1979-01-18 Sistema di trasmissione

Country Status (4)

Country Link
US (1) US4342559A (it)
EP (1) EP0008582A1 (it)
IT (1) IT1166582B (it)
WO (1) WO1979000522A1 (it)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4457739A (en) * 1981-02-13 1984-07-03 Iseman Enterprises, Inc. Multi-ratio drive
US4493678A (en) * 1981-10-13 1985-01-15 Samuel Shiber Expandible sprocket
US4521207A (en) * 1982-06-11 1985-06-04 Royce H. Husted Incrementally variable transmission
DE3377786D1 (en) * 1983-01-10 1988-09-29 Shiber Samuel Incrementally variable transmission
US4741546A (en) * 1984-03-27 1988-05-03 Reswick James B Torque responsive automatic bicycle transmission
EP0185799B1 (de) * 1984-12-28 1989-03-15 Dürkopp System Technik Gmbh Automatisches Getriebe
US5087224A (en) * 1986-02-10 1992-02-11 Maria Stranieri Continuous speed gear functioning by means of cog wheels of variable radius
DE3727609A1 (de) * 1987-08-19 1989-03-02 Herbert Zemann Schaltautomatik fuer fahrradgangschaltungen
US4854925A (en) * 1987-11-06 1989-08-08 Gmi Engrg., & Mgmt., Institute Multi-ratio drive system for sprockets having translating pins
US4816008A (en) * 1987-12-31 1989-03-28 Hamlin Transmission Corporation Variable-ratio transmissions, separately and in bicycles
US4973289A (en) * 1988-12-07 1990-11-27 Hamlin Transmission Corporation Variable-ratio transmissions, separately and in bicycles
US5199929A (en) * 1990-04-16 1993-04-06 Stites William J Automatic bicycle transmission
US5035678A (en) * 1990-10-26 1991-07-30 Trilach Development Inc. Energy-storing bicycle sprocket drive system
FR2704921B1 (fr) * 1993-05-06 1998-06-12 Bernard Rosset Forme de plateau de pédalier de vélo.
US5520583A (en) * 1994-10-25 1996-05-28 Balingit; Ronald F. Governor drive pulley
US5582555A (en) * 1995-09-05 1996-12-10 Miller; Dennis J. Continuously variable transmission
FR2766251B1 (fr) * 1997-07-21 1999-10-15 Guillaume Laloux Dispositif d'entrainement et de transmission
CA2230426A1 (en) * 1998-02-25 1999-08-25 John Allard Variable ratio drive system
US6432009B1 (en) 1998-08-06 2002-08-13 Brigham Young University Continuously variable transmission
GB2344135B (en) * 1998-11-25 2002-11-06 Rover Group A motor vehicle locking system
US6332852B1 (en) 2000-05-30 2001-12-25 3561020 Canada Inc. Variable ratio drive system
US20040097307A1 (en) 2000-12-12 2004-05-20 Graeme Stafford Murray Drive transmission apparatus
KR100431801B1 (ko) * 2001-04-06 2004-05-22 주식회사 이담테크 자동변속풀리 및 자동변속풀리에 의한 자동변속 시스템
WO2003042575A2 (en) * 2001-11-16 2003-05-22 Johannes Jacobus Naude Infinitely variable transmission machine
TW544498B (en) * 2002-08-12 2003-08-01 Fu-Sen Jeng Automatic stepless speed changing mechanism
US20050233846A1 (en) * 2002-08-12 2005-10-20 Green Arthur G Variable radius continuously variable transmission
CN1752479A (zh) * 2004-09-21 2006-03-29 王国斌 滑片变形齿无级啮合活齿轮
CZ298173B6 (cs) * 2005-12-20 2007-07-11 SENDLER@Frantisek Segmentový variátor
US9347531B2 (en) * 2008-04-08 2016-05-24 Yoon Kyu Cho Belt-type continuously variable transmission
US8162340B2 (en) * 2008-12-31 2012-04-24 Sam Patterson Spiral rotor chain shifting system
US20110230286A1 (en) * 2010-03-17 2011-09-22 Eli Cohen Variable Drive Transmission
ITUB20154124A1 (it) * 2015-10-02 2017-04-02 Yves Joseph Alfred Morin Trasmissione a catena, particolarmente per biciclette, con variazione continua del rapporto di trasmissione.
TWI601663B (zh) * 2016-04-21 2017-10-11 變速裝置
ITUA20164443A1 (it) * 2016-06-16 2017-12-16 Luca Pappaglione Cambio per bicicletta
KR101937637B1 (ko) * 2016-10-06 2019-01-10 현경열 무단변속기
WO2019010539A1 (en) * 2017-07-13 2019-01-17 Advanced Transmission Systems Holdings Ltd PULLEY AND TRANSMISSION SYSTEM
US11639749B1 (en) * 2019-05-21 2023-05-02 Sunman Engineering, Inc. Gear set

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL17715C (it) *
FR961520A (it) * 1950-05-13
FR961243A (it) * 1950-05-09
GB189412398A (en) * 1894-06-26 1894-07-28 William Augustus Leggo Sprocket Wheel.
GB189721122A (en) * 1897-09-14 1897-10-23 Arthur Picton Saunders-Davies Improvements in Golf Clubs.
US663928A (en) * 1900-04-12 1900-12-18 John C Pratt Pulley.
US672962A (en) * 1900-09-01 1901-04-30 Dudley S Seymour Variable-speed device.
GB190117153A (en) * 1901-08-27 1902-07-24 William Dyson Wansbrough A New or Improved Multiple Speed Gear, applicable to Motor Vehicles, Cycles, Steam Engine Governors, and Chain Driven Mechanism generally.
GB159790A (en) * 1920-06-08 1921-03-10 Henry Barclay Allan An improved variable speed gear
US1496032A (en) * 1923-05-25 1924-06-03 Sleeper & Hartley Inc Pulley
FR571171A (fr) * 1923-09-08 1924-05-13 Système de polymultiplication pour cycles
US1662654A (en) * 1926-10-09 1928-03-13 Abbott Geoffrey Joseph Expanding pulley
US1792921A (en) * 1928-03-31 1931-02-17 Allis Chalmers Mfg Co Power-transmitting mechanism
FR786447A (fr) * 1934-03-01 1935-09-03 Mécanisme de transmission de force comportant un dispositif de variation automatique du rapport de transmission
US2176335A (en) * 1938-03-07 1939-10-17 Russell B Gray V-pulley
FR981230A (fr) * 1943-03-17 1951-05-23 Transmission à développement variable formant changement de vitesse progressif, notamment pour cycles
FR919661A (fr) * 1946-01-03 1947-03-14 Dispositif de changement de vitesse automatique pour vélocipèdes
DK75988C (da) * 1947-04-28 1953-06-15 Ferdinand Ludvig Rasmussen Halvautomatisk gear, særlig til cykler.
FR1004860A (fr) * 1947-05-23 1952-04-03 Ile D Etudes Tech Soc Civ Mécanisme perfectionné de changement de vitesses
US2603978A (en) * 1948-02-09 1952-07-22 Edmond E J Gaisset Extensible pulley
FR978916A (fr) * 1949-01-13 1951-04-19 Nouveau type de poulie extensible
DE801874C (de) * 1949-07-24 1951-01-25 Fritz Boettger Riemenregelgetriebe mit durchmesserveraenderlichen Riemenscheiben
DE926948C (de) * 1951-08-17 1955-04-28 Erich Jaunich Im Durchmesser veraenderliches Scheibenrad fuer Zugmitteltrieb
GB1353456A (en) * 1973-01-19 1974-05-15 Platt International Ltd Variable speed transmission gear boxes
US3850045A (en) * 1973-07-18 1974-11-26 D Hagen Expansible sprocket for bicycles
GB1441054A (en) * 1974-05-30 1976-06-30 Ryan P G Pulley wheels for v-belts
US3956944A (en) * 1975-01-02 1976-05-18 Tompkins Leo L Torque operated, variable diameter belt sheave or chain sprocket
US3935751A (en) * 1975-01-06 1976-02-03 Lee Kuang Chang Centrifugal stepless speed changing device
US3995508A (en) * 1975-03-31 1976-12-07 Mesur-Matic Electronics Corporation Automatic bicycle transmission
US3969948A (en) * 1975-08-25 1976-07-20 Pipenhagen Jr Charles A Automatic bicycle transmission
US4068539A (en) * 1975-10-24 1978-01-17 Wladimir Nyc Variable-ratio transmission
US4030373A (en) * 1975-11-20 1977-06-21 B-5 Associates Of Stamford, Connecticut Variable speed drive for a bicycle
US4092870A (en) * 1976-08-30 1978-06-06 Facet Enterprises, Inc. Engine starting mechanism
US4129044A (en) * 1977-05-19 1978-12-12 Erickson Marlo W V Variable gear ratio chain drive system for bicycles
FR2610952B1 (fr) * 1987-02-17 1989-05-05 Aerospatiale Procede et machine pour tricoter des armatures composites

Also Published As

Publication number Publication date
US4342559A (en) 1982-08-03
WO1979000522A1 (en) 1979-08-09
IT7919404A0 (it) 1979-01-18
EP0008582A1 (en) 1980-03-05

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