Dual speed trim actuator mechanism and control system for a control surface of an aircraft

• US 3,038,352 A
• Filed: 04/07/1960
• Issued: 06/12/1962
• Est. Priority Date: 04/07/1960
• Status: Expired due to Term

• Current Assignee: Norman B. Murphy
• Original Assignee: Norman B. Murphy
• Inventors: Murphy, Norman B.
• Application Number:
  US04/020,640
• Time in Patent Office: 796 Days
• US Class Current: 475/2
• CPC Class Codes: B64C 13/00 Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers
• CPC Class Codes: B64C 13/24 Transmitting means
• CPC Class Codes: F16H 2025/2065 Manual back-up means for overriding motor control, e.g. hand operation in case of failure
• CPC Class Codes: F16H 2025/2081 Parallel arrangement of drive motor to screw axis
• CPC Class Codes: F16H 2025/2087 using planetary gears
• CPC Class Codes: F16H 25/20 Screw mechanisms with automatic reversal F16H25/12
• CPC Class Codes: G05D 1/0061 for transition from automatic pilot to manual pilot and vice versa
• CPC Class Codes: H02K 7/06 Means for converting reciprocating motion into rotary motion or vice versa
• CPC Class Codes: Y10T 74/18688 Limit stop
• CPC Class Codes: Y10T 74/19084 Spur
• CPC Class Codes: Y10T 74/19535 Follow-up mechanism

Claims