BE589724A - Drive device with variable power arm length, more especially for bicycles. - Google Patents

Drive device with variable power arm length, more especially for bicycles.

Info

Publication number
BE589724A
BE589724A BE589724A BE589724A BE589724A BE 589724 A BE589724 A BE 589724A BE 589724 A BE589724 A BE 589724A BE 589724 A BE589724 A BE 589724A BE 589724 A BE589724 A BE 589724A
Authority
BE
Belgium
Prior art keywords
bicycles
drive device
variable power
arm length
power arm
Prior art date
Application number
BE589724A
Other languages
Dutch (nl)
Inventor
Theo Roumans
Original Assignee
Theo Roumans
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 Theo Roumans filed Critical Theo Roumans
Priority to BE589724A priority Critical patent/BE589724A/en
Publication of BE589724A publication Critical patent/BE589724A/en

Links

BE589724A 1960-04-14 1960-04-14 Drive device with variable power arm length, more especially for bicycles. BE589724A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BE589724A BE589724A (en) 1960-04-14 1960-04-14 Drive device with variable power arm length, more especially for bicycles.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE589724A BE589724A (en) 1960-04-14 1960-04-14 Drive device with variable power arm length, more especially for bicycles.

Publications (1)

Publication Number Publication Date
BE589724A true BE589724A (en) 1960-08-01

Family

ID=39577106

Family Applications (1)

Application Number Title Priority Date Filing Date
BE589724A BE589724A (en) 1960-04-14 1960-04-14 Drive device with variable power arm length, more especially for bicycles.

Country Status (1)

Country Link
BE (1) BE589724A (en)

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