mirror of https://github.com/CIRCL/Circlean
				
				
				
			
		
			
				
	
	
		
			46 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			OpenSCAD
		
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			OpenSCAD
		
	
	
| // raspberry pi model b+ case top button
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| //
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| //	v 1.2 - 06/02/2015 - initial release (MD)
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| //
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| 
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| // parameters
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| $fn = 50 ;
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| 
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| // parameters copied from myRaspiBp.scad
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| cover_inside_t = 2.00 ;	// box cover material thickess
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| clearance_z 	   = 2.00 ; // clearance on Z axis for daughter board
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| Btn_r    	   = 4.00 ;	// push button radius
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| foot_z         = 2.00 ;	// foot thickness 
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| 
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| // specific parameters
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| Btn_protrusion = 2.00 ;
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| Btn_foot_r_extension = 1.50 ;
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| Btn_top_rounding = 8 ;
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| 
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| // derived parameters
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| z_size = cover_inside_t + clearance_z + Btn_protrusion ;	// button z dimension
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| foot_r = Btn_r + Btn_foot_r_extension ;	// button foot radius 
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| 
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| // modules
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| include <shapes.scad>
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| 
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| // create device
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| union() {
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| 	cylinder(h= foot_z, r= foot_r) ;
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| 
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| 	difference() {
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| 		translate([0, 0, z_size - Btn_top_rounding])  
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| 			intersection() {
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| 				cylinder(h = Btn_top_rounding, r = Btn_r) ;
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| 				halfsphere (Btn_top_rounding) ; 
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| 			}
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| 		translate([0, 0, -foot_r/2]) 
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| 			cube( size = [2*foot_r, 2*foot_r, foot_r], center=true) ;
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| 	}
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| }
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| 
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| 
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| 
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| 
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| // --- end of file ---
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