US Patent: 3,546,570
|
Method for Driving Controlled Currents Through the Stator Windings of a Position Measuring Transformer
|
Patentee:
|
|
Thomas B. Bullock (exact or similar names) - Fond Du Lac, Fond Du Lac County, WI |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
Apr. 19, 1968 |
Granted: |
Dec. 08, 1970 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Joel Havens "Vintage Machinery" entry for Giddings & Lewis Manufacturing Co.
|
Description: |
Abstract:
A pair of high gain amplifiers, each with negative current feedback, are used individually to drive a pair of stator windings of a position measuring transformer, sold under the trademark "Inductosyn," in response to a pair of voltages respectively representing the sine and cosine functions of a physical variable. |
|