Control devices for speed-change mechanisms of planetary gearings, with toothed wheels remaining engaged, e.g. also for devices to simplify the control or for synchronising devices combined with control devices

Child Classifications

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• F16H 2716/02 the control being mechanical
• F16H 2716/04 the control being hydraulic or pneumatic
• F16H 2716/08 the control being electric
• F16H 2716/10 only the toothed wheels may be disengaged, the control being mechanical
• F16H 2716/12 with preselection system, mainly semi-automatic, e.g. with automatic preselection, but controlled at the intended moment, with force amplification