Spiral in a spiral

Last crawled date: 2 years ago

Construction of a spiral infrared heater

Recently I was offered a spiral for the infrared heater
http://grabcad.com/library/svitlovii-obighrivach-light-heater
today I present a spiral with a freer construction and with the ability to change the pitch of the helix and to ask any number of rotating spirals.

Here goes the tutorial link: http://grabcad.com/questions/spiral-in-a-spiral