Title:
FLIGHT DATA RECORDER
Document Type and Number:
Japanese Patent JP3469343
Kind Code:
B2
Abstract:
PURPOSE: To obtain data of performance evaluation corresponding to various flight modes of an airframe, an engine, etc., in a flight data recorder mounted to obtain data for clarifying the use of accident of an aircraft.
CONSTITUTION: On/off information from a flight mode selection switch (mode S) and a flight mode write switch (wright S), both being disposed in a control device 2, is inputted to a signal processing portion 1 where detection information from air frame sensors attached at necessary points of an airframe is converted to a singles as required and then automatically recorded in a recorder 3. By depressing the mode S, high speed sampling rates corresponding to various flight modes are specified. By depressing the write S, flight mode data and data of specific sensor outputs detected at specified high speed sampling rats are recorded in the recording device 3.
Inventors:
Osamu Naruse
Application Number:
JP3187995A
Publication Date:
November 25, 2003
Filing Date:
January 30, 1995
Export Citation:
Assignee:
Hitachi Kokusai Electric Co., Ltd.
International Classes:
G01C23/00; B64D47/00; (IPC1-7): B64D47/00; G01C23/00
Domestic Patent References:
| JP6290064A | ||||
| JP6247395A | ||||
| JP5155393A | ||||
| JP61501169A |
Attorney, Agent or Firm:
Manabu Otsuka
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