Gearing Patents (Class 74/640)
- Alternate input connections single hand crank (Class 74/670)
- Fluid drive divides or combines alternate paths (Class 74/718)
- One path includes fluid drive (Class 74/720)
- Friction-type gearing (Class 74/721)
- Worm-type gearing (Class 74/724)
- Single driven plural drives (Class 74/665A)
- Single drive plural driven (Class 74/665F)
- Plural drivers plural driven (Class 74/665L)
- Alternate drivers and driven (Class 74/665Q)
- Miscellaneous (plural power paths) (Class 74/665P)
- Disconnectable counter shaft (Class 74/329)
- Multiple concentric clutch shafts (Class 74/330)
- Plurality of counter shafts (Class 74/331)
- Internal-external gears (Class 74/332)
- Combined gear and clutch (Class 74/333)
- Control mechanism (Class 74/335)
- Meshing assisters (Class 74/339)
- Longitudinally slidable
- Laterally slidable gears (Class 74/352)
- Single forward and reverse speeds (Class 74/355)
- Slidable keys or clutches