F16H 13 - Gearing for conveying rotary motion with constant gear ratio by friction between rotary members

Patents for F16H 13 - Gearing for conveying rotary motion with constant gear ratio by friction between rotary members (1,513)
12/1977
12/06/1977	US4061292 Bi-directional rotary drive mechanism
11/1977
11/29/1977	US4060010 Reduction gear, especially for camera lens motors
10/1977
10/11/1977	US4052915 Traction roller transmission
10/04/1977	US4051695 Rotating shaft coupling for use in vacuum
09/1977
09/13/1977	US4047443 Speed variator having friction elements
09/13/1977	US4047301 Dental handpiece
06/1977
06/14/1977	US4028952 Speed variator employing friction having an improved friction elements-tightening device
11/1976
11/02/1976	US3988950 Frictional gearing apparatus
05/1976
05/11/1976	US3955661 Apparatus for opening and closing door members and the like
05/04/1976	US3954029 Roller type epicyclic drive
04/1976
04/20/1976	US3951001 Vernier drive mechanism
03/1976
03/23/1976	US3945270 Friction drive transmission
03/02/1976	US3941004 Traction roller transmission

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