Friction Gear Transmission Systems Or Components Patents (Class 476)

Condition responsive ratio change (Class 476/1)

Ratio change by expansion or compression of flexible friction surface (Class 476/6)

With friction enhancing fluid (Class 476/7)

With lubrication (Class 476/8)

Fluid control (Class 476/9)

Electric or magnetic control (Class 476/11)

With indicator or alarm (Class 476/12)

Cyclical output (Class 476/13)

With transmission cooling or heating means (Class 476/14)

Forward and reverse (Class 476/15)

Plural gearing in series (Class 476/27)

Friction gear is ball (Class 476/36)

Friction gear includes idler engaging facing concave surfaces (Class 476/39)

Stepless ratio change (Class 476/47)

Stepped ratio change (Class 476/59)

Condition responsive means to vary contact pressure (Class 476/61)

Friction gear on shaft of movably mounted motor (Class 476/64)

Spring urges contacting gears into engagement (Class 476/65)

Friction transmission or element (Class 476/67)

Overload release (Class 476/900)

Class-related foreign documents (Class 476/FOR000)