GB0801398D0 - Method and apparatus for measuring power ouput from a crank drive - Google Patents

Method and apparatus for measuring power ouput from a crank drive

Info

Publication number
GB0801398D0
GB0801398D0 GBGB0801398.9A GB0801398A GB0801398D0 GB 0801398 D0 GB0801398 D0 GB 0801398D0 GB 0801398 A GB0801398 A GB 0801398A GB 0801398 D0 GB0801398 D0 GB 0801398D0
Authority
GB
United Kingdom
Prior art keywords
crank drive
measuring power
power ouput
ouput
measuring
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.)
Granted
Application number
GBGB0801398.9A
Other versions
GB2456821A (en
GB2456821B (en
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
Priority to GB0801398A priority Critical patent/GB2456821B/en
Publication of GB0801398D0 publication Critical patent/GB0801398D0/en
Publication of GB2456821A publication Critical patent/GB2456821A/en
Application granted granted Critical
Publication of GB2456821B publication Critical patent/GB2456821B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/0009—Force sensors associated with a bearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J45/00—Electrical equipment arrangements specially adapted for use as accessories on cycles, not otherwise provided for
    • B62J45/40—Sensor arrangements; Mounting thereof
    • B62J45/41—Sensor arrangements; Mounting thereof characterised by the type of sensor
    • B62J45/411—Torque sensors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J45/00—Electrical equipment arrangements specially adapted for use as accessories on cycles, not otherwise provided for
    • B62J45/40—Sensor arrangements; Mounting thereof
    • B62J45/42—Sensor arrangements; Mounting thereof characterised by mounting
    • B62J45/421—Sensor arrangements; Mounting thereof characterised by mounting at the pedal crank
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K19/00—Cycle frames
    • B62K19/30—Frame parts shaped to receive other cycle parts or accessories
    • B62K19/34—Bottom brackets
    • 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
    • B62M3/003—Combination of crank axles and bearings housed in the bottom bracket
    • 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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/0009—Force sensors associated with a bearing
    • G01L5/0019—Force sensors associated with a bearing by using strain gages, piezoelectric, piezo-resistive or other ohmic-resistance based sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • G01R31/343—Testing dynamo-electric machines in operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Transportation (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
GB0801398A 2008-01-28 2008-01-28 Method and apparatus for measuring power ouput from a crank drive Active GB2456821B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0801398A GB2456821B (en) 2008-01-28 2008-01-28 Method and apparatus for measuring power ouput from a crank drive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0801398A GB2456821B (en) 2008-01-28 2008-01-28 Method and apparatus for measuring power ouput from a crank drive

Publications (3)

Publication Number Publication Date
GB0801398D0 true GB0801398D0 (en) 2008-03-05
GB2456821A GB2456821A (en) 2009-07-29
GB2456821B GB2456821B (en) 2010-01-06

Family

ID=39186340

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0801398A Active GB2456821B (en) 2008-01-28 2008-01-28 Method and apparatus for measuring power ouput from a crank drive

Country Status (1)

Country Link
GB (1) GB2456821B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010001775A1 (en) * 2010-02-10 2011-08-11 Robert Bosch GmbH, 70469 Electric bicycle with pedalkraft-controlled electric drive
DE102010003050A1 (en) * 2010-03-19 2011-09-22 Robert Bosch Gmbh bicycle
CN102464080B (en) * 2010-11-15 2015-04-29 久鼎金属实业股份有限公司 Torque sensing system for bottom brackets of bicycles and secondary signal transmission method thereof
EP2460718A1 (en) * 2010-12-02 2012-06-06 J.D Components Co., Ltd. Torque sensor for bottom bracket axle and method using the same
US11406869B2 (en) 2011-01-21 2022-08-09 Foundation Fitness, LLC Systems and methods for power meter calibration
NL2007295C2 (en) 2011-08-24 2013-02-27 Tacx B V Input performance measurement system for a bicycle.
NL2008040C2 (en) * 2011-12-23 2013-06-26 Indes Holding Bv A bracket shaft assembly, a power assist assembly and a human powered vehicle.
DE102012015654A1 (en) * 2012-08-09 2014-05-15 Imo Holding Gmbh Method and device for detecting and monitoring the state of assemblies and components.
US8825279B2 (en) * 2012-09-11 2014-09-02 Shimano Inc. Bicycle power sensing apparatus
CN103487185A (en) * 2013-09-04 2014-01-01 卢泽仲 Measuring device for power of bicycle
CN104034366B (en) * 2014-03-28 2017-02-22 江阴万讯自控设备有限公司 Electric actuator detection device and detection method thereof
US10505588B2 (en) 2014-04-24 2019-12-10 Shimano Inc. Bicycle component with wireless communication
DE102015202130A1 (en) * 2015-02-06 2016-08-11 Schaeffler Technologies AG & Co. KG Construction kit for warehouse and warehouse arrangement
CN104931240B (en) * 2015-05-25 2017-09-01 广西科技大学 A kind of steel ring failure self-identifying method
US10591371B2 (en) * 2016-06-10 2020-03-17 Level Engineering, Inc. Systems and methods for measuring drivetrain power transmission
WO2019113105A1 (en) * 2017-12-04 2019-06-13 Foundation Fitness, LLC Systems and methods for power meter calibration

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3738104A1 (en) * 1987-07-09 1989-05-18 Ulrich Schoberer ENCLOSURE FOR A DEVICE
US5031455A (en) * 1989-09-05 1991-07-16 Cline David J Bicycle power meter
DE19609981A1 (en) * 1996-03-14 1997-09-18 Dietrich Gerhard Ellsaesser Inner bearing unit as torque-rpm sensor system for exercise cycle or ergometer
US6418797B1 (en) * 1998-03-04 2002-07-16 Graber Products, Inc. Apparatus and method for sensing power in a bicycle
EP1154253A1 (en) * 2000-05-09 2001-11-14 Sensile Technologies S.A. Power sensing device
US7047817B2 (en) * 2004-02-17 2006-05-23 Forza, Inc. Load measurement apparatus and methods utilizing torque sensitive link for pedal powered devices

Also Published As

Publication number Publication date
GB2456821A (en) 2009-07-29
GB2456821B (en) 2010-01-06

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Legal Events

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Free format text: REGISTERED BETWEEN 20100610 AND 20100616