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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Sakai; Koichi
Address:
Fujisawa, JP
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
5931759 Friction-roller speed changer August 3, 1999
A friction-roller speed changer has three intermediate rollers (12a, 12b, 12c). Two rollers (12a, 12b) of which act as a wedge roller and can be moved into the narrower area of an annular space (10) by the transmission of power, wherein during power transmission from the input side in th










 
 
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