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// Author: Tiago Charters
// Maintainer: Tiago Charters
// Copyright (c) - 2023 Tiago Charters de Azevedo (tiagocharters@nextp.pt)
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3, or (at your option)
// any later version.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor,
// Boston, MA 02110-1301, USA.

////////////////////////////////////////////////////////////

phi=1.618;
b=20;
h=10*phi;
rc=.1*h;

////////////////////////////////////////////////////////////
//cellphone dimensions (mm)
////////////////////////////////////////////////////////////
l=160;
c=2*50;
d=40;
hc=10;
theta=20; //tilt angle
a=l/2*cos(theta);

module phonestand(){
    difference(){
        minkowski(){
            cube([a-2*rc,b-2*rc,h-2*rc],center=true);
            sphere(rc,$fn=64);}
        // cellphone
        translate([a/2*cos(theta)-2*rc-hc/2,0,0])
        rotate([0,-theta,0])
        hull(){
            translate([0,0,l])
            rotate([90,0,0])    cylinder(h=50,r=hc/2,center=true);
            rotate([90,0,0])    cylinder(h=50,r=hc/2,center=true);}

        translate([0,0,-h+rc*(1-sqrt(2)/2)])
        cube([a+1,a,h],center=true);

        translate([-b/2,0,0*h/2])
        minkowski(){
            cube([a/1.707-2*rc,b/2-2*rc,10*h-2*rc],center=true);
            sphere(rc,$fn=64);}
    }
}

phonestand();

plate 14

sometimes we see a cloud objk

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For attribution, please cite this page as:

Charters, T., "Test": https://nexp.pt/test.html (16-02-2026 [16:03])

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(cc-by-sa) Tiago Charters - tiagocharters@nexp.pt