Accession Number:

ADD002147

Title:

Blended Manual-Automatic Control System.

Descriptive Note:

Patent,

Corporate Author:

DEPARTMENT OF THE AIR FORCE WASHINGTON D C

Personal Author(s):

• Knemeyer,Siegfried
• McElreath,Kenneth W.

Report Date:

1975-11-18

Pagination or Media Count:

10.0

Abstract:

The patent relates to a control method comprising generating a command signal proportional to the difference between a desired control effect and the instantaneous control effect, splitting the command signal into a high frequency portion and a low frequency portion, applying the high frequency portion to a mechanical servomechanism for automatically executing the high frequency portion of the command, and displaying only the low frequency long term portion of the command for manual execution. As a specific example, apparatus is disclosed for controlling the airspeed of a helicopter in accordance with the method.

Descriptors:

• *Man machine systems
• *Patents
• Control systems
• Flight control systems
• Signal generators
• Helicopters
• Airspeed

Subject Categories:

• Flight Control and Instrumentation
• Human Factors Engineering and Man Machine Systems

Distribution Statement:

APPROVED FOR PUBLIC RELEASE