JPS6231356Y2 - - Google Patents

Info

Publication number
JPS6231356Y2
JPS6231356Y2 JP1981088521U JP8852181U JPS6231356Y2 JP S6231356 Y2 JPS6231356 Y2 JP S6231356Y2 JP 1981088521 U JP1981088521 U JP 1981088521U JP 8852181 U JP8852181 U JP 8852181U JP S6231356 Y2 JPS6231356 Y2 JP S6231356Y2
Authority
JP
Japan
Prior art keywords
chain
gear
chain gear
crank
teeth
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
JP1981088521U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57199191U (zh
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 filed Critical
Priority to JP1981088521U priority Critical patent/JPS6231356Y2/ja
Publication of JPS57199191U publication Critical patent/JPS57199191U/ja
Application granted granted Critical
Publication of JPS6231356Y2 publication Critical patent/JPS6231356Y2/ja
Expired legal-status Critical Current

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Landscapes

  • Transmission Devices (AREA)
JP1981088521U 1981-06-15 1981-06-15 Expired JPS6231356Y2 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981088521U JPS6231356Y2 (zh) 1981-06-15 1981-06-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981088521U JPS6231356Y2 (zh) 1981-06-15 1981-06-15

Publications (2)

Publication Number Publication Date
JPS57199191U JPS57199191U (zh) 1982-12-17
JPS6231356Y2 true JPS6231356Y2 (zh) 1987-08-11

Family

ID=29883690

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981088521U Expired JPS6231356Y2 (zh) 1981-06-15 1981-06-15

Country Status (1)

Country Link
JP (1) JPS6231356Y2 (zh)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB449504A (en) * 1934-12-04 1936-06-29 Pierre Van Deuren Improvements in or relating to bicycle transmission drives
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
US3259398A (en) * 1964-12-09 1966-07-05 Green William P Bicycle drive
JPS441297Y1 (zh) * 1965-02-22 1969-01-20
JPS5313624A (en) * 1976-07-23 1978-02-07 Nippon Steel Corp Coloured fine granular slag of blast furnace

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2440863A1 (fr) * 1978-11-09 1980-06-06 Polchlopek Edmond Plateau a diametre variable pour cycles

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB449504A (en) * 1934-12-04 1936-06-29 Pierre Van Deuren Improvements in or relating to bicycle transmission drives
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
US3259398A (en) * 1964-12-09 1966-07-05 Green William P Bicycle drive
JPS441297Y1 (zh) * 1965-02-22 1969-01-20
JPS5313624A (en) * 1976-07-23 1978-02-07 Nippon Steel Corp Coloured fine granular slag of blast furnace

Also Published As

Publication number Publication date
JPS57199191U (zh) 1982-12-17

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