// sk450 quadrocopter frame alternative landing feet
// by zeus - zeus@ctdo.de - CC-BY-NC-4.0
// -> https://www.thingiverse.com/zeus
// -> https://github.com/zeus86
// 2014-09-27

arm_height=9.2;
leg_height=40;
arm_width=24;
height=leg_height+arm_height;
width=17.5;
clamp_arm_overhang=7;
material_t=3;
leg_angle=25; //degree

// =====================================

module clamp(){
	difference(){
		union(){
			translate([0,-material_t/2,0]){cube([arm_width+material_t*2,arm_height+material_t*3,width],center=true);}
			translate([0,-arm_height/2,0]){cylinder(r=arm_width/4,h=width,center=true);}
		}
		union(){
			cube([arm_width,arm_height,width+0.1],center=true);
			translate([0,arm_height/2+material_t/2,0]){#cube([arm_width/1.2,material_t+0.1,width+0.1],center=true);}
			translate([0,0,0]){#cylinder(r=arm_width/2.25-material_t/2,h=width+0.1,center=true);}
		}
	}
}

module foot(){
	difference(){	
		translate([0,-leg_height/2-arm_height/2-material_t*2,]){
			cube([arm_width+material_t*2,leg_height,width],center=true);
		}
		
		translate([0,-arm_height-leg_height/2,width/2+1]){
			rotate([25,0,0]){
			cube([arm_width+material_t*2+0.1,height*1.5,width],center=true);
			}
		}
		translate([0,-leg_height/2-arm_height/2,0]){
			#cube([arm_width,leg_height-material_t*4,width+0.1],center=true);
		}
	}
}

clamp();
foot();