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KEY-TREATMENT ; MUSCULAR ASPECT. 79
e): Rotary and lateral freedom at the Wrist, should also constantly be tested for. This, by allowing the resulting movements to continue during the moment of key-depression and beyond that moment. Both kinds of movement to be perfectly free from all restraint. |
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The Three Species of Touch-formation. |
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(Chapter XIX.) |
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RECAPITULATORY.
a): We have learnt that the three muscular-components available (Finger-force, Hand-force, and Arm-weight with its cooperatives) can be applied to the Key, under three main Principles of Combination, forming three distinct Species of Touch-formation :
Description of the Three Species of Touch-formation:
b): The First Species consists of Finger-force alone acting against the key during descent; while the hand is passive, and the Arm self-supported.
The Second Species consists of Hand-force acting in conjunction with the Finger against the key during descent; while the Arm remains self-supported.
The Third Species consists of all three components, operative |
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