No | Part |
Rule 1 (Movement) |
Rule 2 (Isolation) |
Rule 3 (Adjustment/ replacement) |
Theoretical Part | Justification |
---|---|---|---|---|---|---|
1. | Knob ring |
No | No | No | x | The knob ring is unnecessary because it can be combined with another component |
2. | Knob |
Yes | Yes | Yes | √ | This component operates as a rotating part so it is an essential part. |