ELECTRICAL POSITION RESOLVER EMPLOYING CAPACITIVE PROBE COUPLED TO RESISTIVE LAYER CONTAINING TWO PAIRS OF CONDUCTIVE STRIPS ENERGIZED BY FOUR DIFFERENT FREQUENCY SIGNALS

• US 3,466,391 A
• Filed: 08/21/1967
• Issued: 09/09/1969
• Est. Priority Date: 09/07/1966
• Status: Expired due to Term

• Current Assignee: Alfred Brian Edwin Ellis
• Original Assignee: Alfred Brian Edwin Ellis
• Inventors: ELLIS ALFRED BRIAN EDWIN
• Application Number:
  US04/662,179
• Time in Patent Office: 750 Days
• US Class Current: 178/18.08
• CPC Class Codes: G06F 3/02 Input arrangements using manually operated switches, e.g. using keyboards or dials
• CPC Class Codes: G06F 3/045 using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact
• CPC Class Codes: G08C 21/00 Systems for transmitting the position of an object with respect to a predetermined reference system, e.g. tele-autographic system

Claims