HIGH TEMPERATURE ADHESIVE OVERCOAT FOR MAGNET WIRE
First Claim
Patent Images
2. passing the coated conductor through an oven having a temperature between about 100* C and 430* C, at a uniform speed, to form a solid film;
0 Assignments
0 Petitions
Accused Products
Abstract
An electrical conductor is coated with a high temperature thermosetting wire enamel base coat and overcoat of an aromatic thermoplastic polysulfone adhesive to form a composite insulated electrical conductor.
41 Citations
9 Claims
-
2. passing the coated conductor through an oven having a temperature between about 100* C and 430* C, at a uniform speed, to form a solid film;
-
3. The insulated conductor of claim 1 wherein the polysulfone has the formula:
-
4. A transformer coil having a plurality of turns of the insulated conductor of claim 3.
-
5. winding the composite coated conductor into a coil having a plurality of adjacent contacting conductor turns;
- and finally
-
6. The method of claim 5 wherein the oven of step (2) has a temperature gradient of between about 100* C at the entrance and about 430* C near the exit.
-
7. The method of claim 7 wherein the heating in step (6) is resistance heating.
-
8. The method of claim 6 wherein the polysulfone is selected from the group consisting of polysulfones having the formulas:
-
9. The method of claim 6 wherein the polysulfone has the formula:
Specification
-
- Resources
Litigation Campaign Assessment
Thank you for your request. You will receive a custom alert email when the Litigation Campaign Assessment is available.
×
-
Current AssigneeDavid A. Scheidmantel, Floyd F. Trunzo
-
Original AssigneeDavid A. Scheidmantel, Floyd F. Trunzo
-
InventorsTrunzo, Floyd F., Scheidmantel, David A.
-
Primary Examiner(s)Martin, William D.
-
Assistant Examiner(s)Speer, Raymond M.
-
Application NumberUS05/009,372Time in Patent Office886 DaysField of Search117/218,232,161R,75,128.4 260/79.3RUS Class Current336/205CPC Class CodesH01B 3/30 plastics; resins; waxesH01B 3/307 Other macromolecular compoundsH01B 3/308 Wires with resinsY10T 29/49071 by winding or coilingY10T 428/294 including metal or compound...Y10T 428/2947 Synthetic resin or polymer ...Y10T 428/298 Physical dimension
