Technical stuff
edit Bicylinder steinmetz solid |
 Tricylinder steinmetz solid |
 Involute of a circle |
Rotating equipment
edit Swashplate (ver. 1) |
 Swashplate (ver. 2) |
 Oldham coupler |
 Universal joint (ver. 1) |
 Universal joint (ver. 2 transp.) |
 Universal joint (ver. 3) |
 former userpage decoration |
 Beta Stirling engine |
 Action 1 |
 Action 2 |
 Action 3 |
 Action 4 |
 Sarrus linkage |
 Peaucellier-Lipkin linkage |
 Hoekens linkage |
 Chebyshev linkage |
 Watt's linkage |
 Roberts' linkage |
Maps
edit Nom. GDP per cap. 2004 |
 Nom. GDP per cap. 2005 |
 Nom. GDP per cap. 2006 |
 PPP GDP per cap. 2006 |
Charts
edit Universal joint output shaft speed |
 Universal joint output shaft angle |
 Germany's population pyramid |
 HDI histogram |
 Top 20 GDP (nominal) per capita |
Photographs
edit On Rathlin Island |
 Looking at Rathlin Island |
 Bushmills whiskey range |
 Carrick-a-Rede Rope Bridge from a distance |
 Carrick-a-Rede Rope Bridge more distance |
 Xcaret |
 Petronas towers |
 Petronas towers |
Leonardo da Vinci's horse |
Not self-made
edit Hannah Primrose |
 Hannah Primrose's studio |