Advance Causing Or Controlling Means Patents (Class 173/141)
- Drive motor exhaust is motive fluid for advance motor (Class 173/153)
- Drive motor generates advance motor motive energy (Class 173/154)
- Advance motor exhaust is motive fluid for drive motor (Class 173/155)
- With lock or brake operable during advance (Class 173/156)
- Common control element for advance and drive motors (Class 173/157)
- Common energy supply for advance and drive motors (Class 173/159)
- Advance means includes relatively movable transmission element (Class 173/160)
- Advance motor control in tool drive manipulating handle (Class 173/161)