AU3268099A - Device and method for varying the length of pedal cranks, particularly for bicycles - Google Patents

Device and method for varying the length of pedal cranks, particularly for bicycles

Info

Publication number
AU3268099A
AU3268099A AU32680/99A AU3268099A AU3268099A AU 3268099 A AU3268099 A AU 3268099A AU 32680/99 A AU32680/99 A AU 32680/99A AU 3268099 A AU3268099 A AU 3268099A AU 3268099 A AU3268099 A AU 3268099A
Authority
AU
Australia
Prior art keywords
bicycles
varying
length
pedal cranks
cranks
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.)
Abandoned
Application number
AU32680/99A
Inventor
Ivano Giustozzi
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.)
DEMA Srl
Original Assignee
Dema Srl
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 Dema Srl filed Critical Dema Srl
Publication of AU3268099A publication Critical patent/AU3268099A/en
Abandoned 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
    • B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
    • B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
    • B62M11/14—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears
    • B62M11/145—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears built in, or adjacent to, the bottom bracket
    • 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
    • B62M3/00—Construction of cranks operated by hand or foot
    • B62M3/02—Construction of cranks operated by hand or foot of adjustable length
    • B62M3/04—Construction of cranks operated by hand or foot of adjustable length automatically adjusting
AU32680/99A 1998-03-16 1999-03-13 Device and method for varying the length of pedal cranks, particularly for bicycles Abandoned AU3268099A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ITTO980229 ITTO980229A1 (en) 1998-03-16 1998-03-16 DEVICE AND METHOD FOR CHANGING THE LENGTH OF PEDAL BOARD ARMS, IN PARTICULAR FOR BICYCLES.
ITTO98A0229 1998-03-16
PCT/IB1999/000414 WO1999047410A1 (en) 1998-03-16 1999-03-13 Device and method for varying the length of pedal cranks, particularly for bicycles

Publications (1)

Publication Number Publication Date
AU3268099A true AU3268099A (en) 1999-10-11

Family

ID=11416608

Family Applications (1)

Application Number Title Priority Date Filing Date
AU32680/99A Abandoned AU3268099A (en) 1998-03-16 1999-03-13 Device and method for varying the length of pedal cranks, particularly for bicycles

Country Status (3)

Country Link
AU (1) AU3268099A (en)
IT (1) ITTO980229A1 (en)
WO (1) WO1999047410A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1319939B1 (en) * 2000-03-06 2003-11-12 Dema S R L DEVICE FOR CHANGING THE CRANK LENGTH IN PARTICULAR PEDAL PERVEICLES.
WO2004067368A1 (en) * 2003-01-30 2004-08-12 Paolo Nardelli Planetary gearbox and bicycle comprising a planetary gearbox
US7591746B2 (en) * 2003-12-18 2009-09-22 Mikhail Tarnopolsky System and method of getting for a bicycle and other-pedal-driven vehicles mechanical energy output exceeded muscular energy input due to the gravitational lever.
GB2425289B (en) * 2005-04-21 2008-02-13 Liubek Shamsutdinov The human-powered engine (HPE)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4644828A (en) * 1984-04-10 1987-02-24 Bridgestone Cycle Co., Ltd. Stepless speed change device for bicycle
IT1268464B1 (en) 1993-05-19 1997-03-04 Ivano Giustozzi PLANETARY ROTATION DEVICE FOR VARIABLE LENGTH PEDALS

Also Published As

Publication number Publication date
ITTO980229A1 (en) 1999-09-16
WO1999047410A1 (en) 1999-09-23

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase