180a0f6f |
1 | /* measured with calipers */ |
2 | ball_diameter = 11 + 0.75; // extra bit added for printing imprecision |
3 | ball_radius = ball_diameter / 2; |
4 | |
5 | standoff_height = 60; // kyle eyeballed |
6 | |
7 | gap = 3; |
8 | wall_thickness = 1; |
9 | holder_floor = 3; |
10 | holder_arms_length = 20; |
11 | holder_height = |
12 | holder_floor + holder_arms_length + (11 / 16) * ball_diameter; |
13 | |
14 | holder_radius = ball_radius + wall_thickness; |
15 | holder_diameter = holder_radius * 2; |
16 | |
17 | standoff_radius = holder_radius; // 0.580 / 2 inches from spec sheet |
18 | standoff_lower_portion_height = standoff_height - holder_height; |
19 | |
20 | // eyeballed caster flange height, (0.580/5) inches, times 2 to be stronger |
21 | caster_flange_height = 5; |
22 | caster_flange_width = 20.32; // 0.800 inches |
23 | |
24 | deck_pitch = 25.4; // measured center to center on grid on pegboard |
25 | deck_flange_height = 2.9464; |
26 | deck_flange_screw_radius = 3.556 / 2; // For #6 machine screws |
27 | deck_flange_radius = (deck_pitch) / 2 + deck_flange_screw_radius + 3; |