JPS6243906B2 - - Google Patents

Info

Publication number
JPS6243906B2
JPS6243906B2 JP57094396A JP9439682A JPS6243906B2 JP S6243906 B2 JPS6243906 B2 JP S6243906B2 JP 57094396 A JP57094396 A JP 57094396A JP 9439682 A JP9439682 A JP 9439682A JP S6243906 B2 JPS6243906 B2 JP S6243906B2
Authority
JP
Japan
Prior art keywords
gear
torque
chain
chain gear
maximum
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.)
Expired
Application number
JP57094396A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58211985A (ja
Inventor
Masashi Nagano
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 JPS58211985A (ja) 1983-12-09
JPS6243906B2 true 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)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2763048T3 (es) * 2010-07-23 2020-05-26 Rotor Componentes Tecnologicos S L Fijación de un plato ovoide

Family Cites Families (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
FR2389527B1 (en, 2012) * 1977-05-03 1981-09-11 Daniel Jacques
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

Also Published As

Publication number Publication date
JPS58211985A (ja) 1983-12-09

Similar Documents

Publication Publication Date Title
US4522610A (en) Gear crank apparatus for a bicycle
US4594910A (en) Gear crank for a bicycle
US5707321A (en) Four bar exercise machine
US4712790A (en) Cycle exerciser
US5882025A (en) Bicycle with rhombus-like gear with circularly curved apexes
US4618141A (en) Therapeutic exercise device
JPH0241480B2 (en, 2012)
USRE40127E1 (en) Human-powered driving mechanism
JPH09511470A (ja) 自転車および運動装置のためのペダル機械装置
US5871221A (en) Driving apparatus for bicycles and the like
JP7680761B2 (ja) ストライドエミュレータ装置
KR880002108B1 (ko) 자전거
US5899119A (en) Bicycle crank assembly
JPS6243906B2 (en, 2012)
US20230192229A1 (en) Pivoting Crank Arm for Increased Torque
JPS6243907B2 (en, 2012)
KR100907732B1 (ko) 전신 운동 자전거
JP2022016329A (ja) 自転車のペダル
US10239577B2 (en) Transmission for a human powered vehicle (HPV) and such vehicle
US20160288871A1 (en) Bicycle with front and rear drives with repositioned cranks, extended pedal levers drive
JPS6243908B2 (en, 2012)
JP7677746B1 (ja) 駆動機構
GB2385569A (en) Drive wheel for loop driven manually powered machine
JPS6231356Y2 (en, 2012)
JPH0260892A (ja) 足踏み式自転車の変速装置