JPS58211985A - 自転車用ギヤクランク装置 - Google Patents

自転車用ギヤクランク装置

Info

Publication number
JPS58211985A
JPS58211985A JP9439682A JP9439682A JPS58211985A JP S58211985 A JPS58211985 A JP S58211985A JP 9439682 A JP9439682 A JP 9439682A JP 9439682 A JP9439682 A JP 9439682A JP S58211985 A JPS58211985 A JP S58211985A
Authority
JP
Japan
Prior art keywords
gear
torque
maximum
minimum
crank
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
JP9439682A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6243906B2 (en, 2012
Inventor
正士 長野
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.)
Shimano Inc
Original Assignee
Shimano Industrial Co Ltd
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 Shimano Industrial Co Ltd filed Critical Shimano Industrial Co Ltd
Priority to JP9439682A priority Critical patent/JPS58211985A/ja
Priority to US06/497,051 priority patent/US4522610A/en
Priority to FR8309015A priority patent/FR2527542B1/fr
Priority to DE3319736A priority patent/DE3319736C2/de
Priority to DE3348078A priority patent/DE3348078C2/de
Publication of JPS58211985A publication Critical patent/JPS58211985A/ja
Publication of JPS6243906B2 publication Critical patent/JPS6243906B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Transmission Devices (AREA)
  • Automatic Cycles, And Cycles In General (AREA)
  • Axle Suspensions And Sidecars For Cycles (AREA)
JP9439682A 1982-06-01 1982-06-01 自転車用ギヤクランク装置 Granted JPS58211985A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP9439682A JPS58211985A (ja) 1982-06-01 1982-06-01 自転車用ギヤクランク装置
US06/497,051 US4522610A (en) 1982-06-01 1983-05-23 Gear crank apparatus for a bicycle
FR8309015A FR2527542B1 (fr) 1982-06-01 1983-05-31 Mecanisme de pedalier pour bicyclette
DE3319736A DE3319736C2 (de) 1982-06-01 1983-05-31 Schaltbarer Tretkurbeltrieb
DE3348078A DE3348078C2 (en, 2012) 1982-06-01 1983-05-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9439682A JPS58211985A (ja) 1982-06-01 1982-06-01 自転車用ギヤクランク装置

Publications (2)

Publication Number Publication Date
JPS58211985A true JPS58211985A (ja) 1983-12-09
JPS6243906B2 JPS6243906B2 (en, 2012) 1987-09-17

Family

ID=14109102

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9439682A Granted JPS58211985A (ja) 1982-06-01 1982-06-01 自転車用ギヤクランク装置

Country Status (1)

Country Link
JP (1) JPS58211985A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013533160A (ja) * 2010-07-23 2013-08-22 ロトル・コンポネンテス・テクノロヒコス エセ．エレ． 楕円チェーンリングのアタッチメント

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US528145A (en) * 1894-10-30 Bicycle
FR974415A (fr) * 1948-10-28 1951-02-22 Multiplicateur des efforts produits sur les manivelles pour la transmission d'un mouvement, appliqué aux cycles et analogues
DE814111C (de) * 1950-04-27 1951-09-20 Robert Forster Kettenradantrieb fuer Fahrraeder
US2693119A (en) * 1953-01-30 1954-11-02 Payberg Carl Change speed sprocket for bicycles
FR1411026A (fr) * 1964-04-09 1965-09-17 Roue dentée ellipsoïdale ou ovale pour pédaliers de bicyclettes
US4181034A (en) * 1977-05-03 1980-01-01 Jacques Daniel Chain drive means for a bicycle or the like
JPS6243906A (ja) * 1985-08-21 1987-02-25 Toyo Commun Equip Co Ltd マイクロストリツプアンテナ

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US528145A (en) * 1894-10-30 Bicycle
FR974415A (fr) * 1948-10-28 1951-02-22 Multiplicateur des efforts produits sur les manivelles pour la transmission d'un mouvement, appliqué aux cycles et analogues
DE814111C (de) * 1950-04-27 1951-09-20 Robert Forster Kettenradantrieb fuer Fahrraeder
US2693119A (en) * 1953-01-30 1954-11-02 Payberg Carl Change speed sprocket for bicycles
FR1411026A (fr) * 1964-04-09 1965-09-17 Roue dentée ellipsoïdale ou ovale pour pédaliers de bicyclettes
US4181034A (en) * 1977-05-03 1980-01-01 Jacques Daniel Chain drive means for a bicycle or the like
JPS6243906A (ja) * 1985-08-21 1987-02-25 Toyo Commun Equip Co Ltd マイクロストリツプアンテナ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013533160A (ja) * 2010-07-23 2013-08-22 ロトル・コンポネンテス・テクノロヒコス エセ．エレ． 楕円チェーンリングのアタッチメント

Also Published As

Publication number Publication date
JPS6243906B2 (en, 2012) 1987-09-17

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