Criterion

Importance (1 " 10)

Rhombic drive

Bell crank

Free piston

C1: Balanced

6

5

3

3

C2: Complexity

5

1

4

2

C3: Sealability

10

3

2

5

C4: Conversions losses

9

2

1

4

C5: Tolerances

4

1

4

2

C6: Friction losses

8

4

2

5

C7: Ubiquity

3

3

2

4

Raw Score

6

5

3

Relative Rank

5

1

4