ATE310235T1 - Vorrichtung und verfahren zum messen der leistung bei einem fahrrad - Google Patents

Vorrichtung und verfahren zum messen der leistung bei einem fahrrad

Info

Publication number
ATE310235T1
ATE310235T1 AT99909803T AT99909803T ATE310235T1 AT E310235 T1 ATE310235 T1 AT E310235T1 AT 99909803 T AT99909803 T AT 99909803T AT 99909803 T AT99909803 T AT 99909803T AT E310235 T1 ATE310235 T1 AT E310235T1
Authority
AT
Austria
Prior art keywords
wheel
torque
bicycle
hub
strain
Prior art date
Application number
AT99909803T
Other languages
English (en)
Inventor
Jesse Ambrosina
Gerhard Pawelka
Original Assignee
Graber Products Inc
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 Graber Products Inc filed Critical Graber Products Inc
Application granted granted Critical
Publication of ATE310235T1 publication Critical patent/ATE310235T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
    • G01L3/24—Devices for determining the value of power, e.g. by measuring and simultaneously multiplying the values of torque and revolutions per unit of time, by multiplying the values of tractive or propulsive force and velocity
    • G01L3/242—Devices for determining the value of power, e.g. by measuring and simultaneously multiplying the values of torque and revolutions per unit of time, by multiplying the values of tractive or propulsive force and velocity by measuring and simultaneously multiplying torque and velocity
    • 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
    • B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
    • B62M6/40—Rider propelled cycles with auxiliary electric motor
    • 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
    • B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
    • B62M6/40—Rider propelled cycles with auxiliary electric motor
    • B62M6/45—Control or actuating devices therefor
    • 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
    • B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
    • B62M6/40—Rider propelled cycles with auxiliary electric motor
    • B62M6/45—Control or actuating devices therefor
    • B62M6/50—Control or actuating devices therefor characterised by detectors or sensors, or arrangement thereof
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
    • G01L3/02—Rotary-transmission dynamometers
    • G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
    • G01L3/10—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
    • G01L3/108—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating involving resistance strain gauges
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
    • G01L3/02—Rotary-transmission dynamometers
    • G01L3/14—Rotary-transmission dynamometers wherein the torque-transmitting element is other than a torsionally-flexible shaft
    • G01L3/1407—Rotary-transmission dynamometers wherein the torque-transmitting element is other than a torsionally-flexible shaft involving springs
    • G01L3/1428—Rotary-transmission dynamometers wherein the torque-transmitting element is other than a torsionally-flexible shaft involving springs using electrical transducers
    • G01L3/1457—Rotary-transmission dynamometers wherein the torque-transmitting element is other than a torsionally-flexible shaft involving springs using electrical transducers involving resistance strain gauges

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Motorcycle And Bicycle Frame (AREA)
  • Measuring Fluid Pressure (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
AT99909803T 1998-03-04 1999-03-03 Vorrichtung und verfahren zum messen der leistung bei einem fahrrad ATE310235T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US7674698P 1998-03-04 1998-03-04
US09/102,940 US6418797B1 (en) 1998-03-04 1998-06-23 Apparatus and method for sensing power in a bicycle
PCT/US1999/004724 WO1999045350A1 (en) 1998-03-04 1999-03-03 Apparatus and method for sensing power in a bicycle

Publications (1)

Publication Number Publication Date
ATE310235T1 true ATE310235T1 (de) 2005-12-15

Family

ID=26758439

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99909803T ATE310235T1 (de) 1998-03-04 1999-03-03 Vorrichtung und verfahren zum messen der leistung bei einem fahrrad

Country Status (6)

Country Link
US (1) US6418797B1 (de)
EP (1) EP1082592B1 (de)
AT (1) ATE310235T1 (de)
AU (1) AU2892799A (de)
DE (1) DE69928397T2 (de)
WO (1) WO1999045350A1 (de)

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Also Published As

Publication number Publication date
EP1082592A1 (de) 2001-03-14
WO1999045350A1 (en) 1999-09-10
DE69928397T2 (de) 2006-08-10
DE69928397D1 (de) 2005-12-22
US6418797B1 (en) 2002-07-16
EP1082592B1 (de) 2005-11-16
AU2892799A (en) 1999-09-20

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