Add holder for Groove PIR

Signed-off-by: Knut Ahlers <knut@ahlers.me>

README.md

@@ -7,6 +7,7 @@ In case you have use for those models thankfully to Github you can preview all m
 | Model | Source | Version | Title |
 | ----- | ------ | ------- | ----- |
 | [`change-holder.stl`](change-holder.stl) | [`change-holder.jscad`](change-holder.jscad) | 0.1.1 | Spare-Change holder |
+| [`pir-holder.stl`](pir-holder.stl) | [`pir-holder.jscad`](pir-holder.jscad) | 0.1.1 | PIR holder |
 | [`razorholder.stl`](razorholder.stl) | [`razorholder.jscad`](razorholder.jscad) | 0.1.1 | Holder for T-Shape razor |
 | [`sonoff_dev_housing.stl`](sonoff_dev_housing.stl) | [`sonoff_dev_housing.jscad`](sonoff_dev_housing.jscad) | 0.2.6 | Sonoff DEV box for lamp post |
 | [`tas6515_swimmer.stl`](tas6515_swimmer.stl) | [`tas6515_swimmer.jscad`](tas6515_swimmer.jscad) | 0.1.10 | Tassimo TAS6515 swimmer replacement |

pir-holder.jscad

@@ -0,0 +1,24 @@
+/*
+ * title      : PIR holder
+ * author     : Knut Ahlers
+ * revision   : 0.1.1
+ */
+
+/* exported main */
+function main () {
+  return union(
+    difference(
+      cube({ size: [45, 5, 29], center: true }).translate([0, 0, -2.5]),
+      cube({ size: [2, 5, 22], center: true }).translate([19.5, 0, 1]),
+      cube({ size: [18, 5, 1.5], center: true }).translate([0, 0, -14.5])
+    ),
+    cylinder({ h: 4, r: 2, center: true })
+      .rotateX(90)
+      .translate([-12.5, -4, -10]),
+    cylinder({ h: 4, r: 2, center: true })
+      .rotateX(90)
+      .translate([-12.5, -4, 10])
+  )
+}
+
+// vim: set ft=javascript: