From 9918ce7f40a65791fbe93cd56a026ccb870b9ae3 Mon Sep 17 00:00:00 2001
From: jaseg <s@jaseg.de>
Date: Tue, 17 Jan 2012 00:38:08 +0100
Subject: [PATCH] Small update to the wide shift key. Added a template for the
 numpad enter and similar keys.

---
 shift_wide.scad => num-enter.scad | 46 ++++++++++++++++++++-------------------
 shift_wide.scad                   |  4 ++--
 2 files changed, 26 insertions(+), 24 deletions(-)
 copy shift_wide.scad => num-enter.scad (89%)

diff --git a/shift_wide.scad b/num-enter.scad
similarity index 89%
copy from shift_wide.scad
copy to num-enter.scad
index 594c572..0977a2c 100644
--- a/shift_wide.scad
+++ b/num-enter.scad
@@ -1,16 +1,16 @@
 //measures are in millimeters
 //(feel free to cocnvert them to attoparsecs)
-AY=50.5;
-AX=19.0;
-BY=45.5;
-BLX=14.5;
+AY=18.0;
+AX=41.0;
+BY=13.0;
+BLX=33;
 EZ=11.0;
-FLZ=14.0;
+FLZ=15.0;
 H=12.75;
-SHAFT_OFF_Y=33.0;
-BLIND_SHAFT_OFF_Y=9.0;
-CYL_OFF_Z=200;
-CYL_DEPTH=0.1;
+SLOPE_X=AX/2;
+SLOPE_Z=2.0;
+CYL_OFF_Z=40;
+CYL_DEPTH=1;
 CLIP_X=2;
 CLIP_Y=0.75;
 CLIP_H=3*CLIP_Y;
@@ -41,7 +41,10 @@ STRUT_HEIGHT=3;
 STRUT_SPACING=1;
 SHAFT_SPRING_HOLDER_NIPPLE_HEIGHT=1;
 SHAFT_SPRING_HOLDER_NIPPLE_RADIUS=0.75;
-
+SHAFT_OFF_Y=AY/2;
+SHAFT_OFF_X=1.65+INNER_GUARD_RADIUS;
+BLIND_SHAFT_OFF_Y=AY/2;
+BLIND_SHAFT_OFF_X=1.65+19+OUTER_GUARD_RADIUS;
 SHAFT_SMALL_SLOT_BEVEL=0.5;
 
 WallThickness=0.75;
@@ -141,7 +144,7 @@ module shaft(){
 module guard(){
 	difference(){
 		union(){
-			cube([100,STRUT_THICKNESS,100],center=true);
+			cube([STRUT_THICKNESS,100,100],center=true);
 			cylinder(r=OUTER_GUARD_RADIUS,h=100);
 		}
 		difference(){
@@ -158,24 +161,23 @@ difference(){
 	keycap();
 	difference(){
 		translate([WallThickness, WallThickness, 0]) scale(v=[1-2*WallThickness/AX, 1-2*WallThickness/AY, 1-WallThickness/H]) keycap();
-		translate([OUTER_GUARD_RADIUS+WallThickness,0,0]){
-			translate([0,SHAFT_OFF_Y]) guard();
-			translate([0,BLIND_SHAFT_OFF_Y]) guard();
-			difference(){
-				 cube([STRUT_THICKNESS,100,100],center=true);
-				 translate([0,SHAFT_OFF_Y]) cube([100,2*OUTER_GUARD_RADIUS,100],center=true);
-				 translate([0,BLIND_SHAFT_OFF_Y]) cube([100,2*OUTER_GUARD_RADIUS,100],center=true);
-			}
+		translate([SHAFT_OFF_X,SHAFT_OFF_Y]) guard();
+		translate([BLIND_SHAFT_OFF_X,BLIND_SHAFT_OFF_Y]) guard();
+		difference(){
+			 translate([0,SHAFT_OFF_Y]) cube([100,STRUT_THICKNESS,100],center=true);
+			 translate([SHAFT_OFF_X,SHAFT_OFF_Y]) cube([2*OUTER_GUARD_RADIUS-WallThickness,100,100],center=true);
+			 translate([BLIND_SHAFT_OFF_X,BLIND_SHAFT_OFF_Y]) cube([2*OUTER_GUARD_RADIUS-WallThickness,100,100],center=true);
 		}
 	}
+	translate([AX-SLOPE_X,0]) rotate(a=[0,-atan(SLOPE_Z/SLOPE_X),0]) translate([-50,-50,-99.9]) cube([100,100,100]);	
 }
 intersection(){
 	union(){
 		translate([WallThickness, WallThickness, 0]) scale(v=[1-2*WallThickness/AX, 1-2*WallThickness/AY, 1-WallThickness/H]) keycap();
 		translate([-50,-50,-99.9]) cube([100,100,100]);
 	}
-	translate([OUTER_GUARD_RADIUS+WallThickness,0,0]){
-		translate([0,SHAFT_OFF_Y]) shaft();
-		translate([0,BLIND_SHAFT_OFF_Y]) blind_shaft();
+	union(){
+		translate([SHAFT_OFF_X,SHAFT_OFF_Y]) shaft();
+		translate([BLIND_SHAFT_OFF_X,BLIND_SHAFT_OFF_Y]) blind_shaft();
 	}
 }
diff --git a/shift_wide.scad b/shift_wide.scad
index 594c572..5b0efc6 100644
--- a/shift_wide.scad
+++ b/shift_wide.scad
@@ -163,8 +163,8 @@ difference(){
 			translate([0,BLIND_SHAFT_OFF_Y]) guard();
 			difference(){
 				 cube([STRUT_THICKNESS,100,100],center=true);
-				 translate([0,SHAFT_OFF_Y]) cube([100,2*OUTER_GUARD_RADIUS,100],center=true);
-				 translate([0,BLIND_SHAFT_OFF_Y]) cube([100,2*OUTER_GUARD_RADIUS,100],center=true);
+				 translate([0,SHAFT_OFF_Y]) cube([100,2*OUTER_GUARD_RADIUS-WallThickness,100],center=true);
+				 translate([0,BLIND_SHAFT_OFF_Y]) cube([100,2*OUTER_GUARD_RADIUS-WallThickness,100],center=true);
 			}
 		}
 	}
-- 
2.11.4.GIT