20.5-Inch-Mirror-Blank-Project: Difference between revisions
Jump to navigation
Jump to search
No edit summary |
Embeddedrf (talk | contribs) No edit summary |
||
| Line 1: | Line 1: | ||
[[Image:MirrorHexPattern.jpg|thumb|right]] | [[Image:MirrorHexPattern.jpg|thumb|right]] | ||
Originally I started with a 16 inch circular cutout mirror blank. Circular is a bad choice due to concentrating stress in the narrowest part of the webbing. The 20.5 inch casting was designed with a hexagonal webbing. | Originally I started with a 16 inch circular cutout mirror blank. Circular is a bad choice due to concentrating stress in the narrowest part of the webbing. The 20.5 inch casting was designed with a hexagonal webbing. The photo on the right shows the general layout. The original autocad dwg file is here: [[Media:20.5-Hex-Pattern-Layout.ogg]] | ||
Revision as of 23:30, 10 March 2007
Originally I started with a 16 inch circular cutout mirror blank. Circular is a bad choice due to concentrating stress in the narrowest part of the webbing. The 20.5 inch casting was designed with a hexagonal webbing. The photo on the right shows the general layout. The original autocad dwg file is here: Media:20.5-Hex-Pattern-Layout.ogg