From 29f9e1fef51d3b5bc31b183f5bb30d81de3dd825 Mon Sep 17 00:00:00 2001 From: Ian Jackson Date: Mon, 24 Jul 2023 19:15:58 +0100 Subject: [PATCH] topeak-mtx-tortec-expeditionrack-adapter: strengthen bolt (no angle) Signed-off-by: Ian Jackson --- topeak-mtx-tortec-expeditionrack-adapter.scad | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/topeak-mtx-tortec-expeditionrack-adapter.scad b/topeak-mtx-tortec-expeditionrack-adapter.scad index e11b591..1b2355b 100644 --- a/topeak-mtx-tortec-expeditionrack-adapter.scad +++ b/topeak-mtx-tortec-expeditionrack-adapter.scad @@ -25,6 +25,7 @@ front_elevation_nominal = 3; cross_rail_distance = 232.09; general_gap_y = 1.0; +support_bridge_gap_z = 1.0; strap_w = 8.0 + 1.0; strap_th = 2.5; @@ -233,9 +234,10 @@ module BoltHole(){ circle(brk_nearbolt_recess_dia/2); linextr_y_xz( -100, brk_bolt_nut_top_y ) { - circle( r= brk_bolt_nut_r, $fn = 6 ); - translate([ 0, brk_bolt_nut_across_flats/2 ]) - circle( r=brk_bolt_nut_r/2, $fn = 4); + hull() + for (dz = [0, support_bridge_gap_z]) + translate([0, dz]) + circle( r= brk_bolt_nut_r, $fn = 6 ); } } -- 2.30.2