Method And Apparatus For Forming Conical Flexible Disks
Original Publication Date: 1979-Aug-01
Included in the Prior Art Database: 2005-Feb-20
The method of forming conical flexible record (polyester based) disks stretches the record disks into a frusto-conical shape while applying a heat treat cycle during stretching. The fixture described and shown is simplified, but it does show the method for disk production.