| US 7,480,548 B2 | ||
| High-altitude capable wide velocity range flight velocity vector measurement probe and measurement system | ||
| Masashi Shigemi, Tokyo (Japan); Akira Koike, Tokyo (Japan); Makoto Ueno, Tokyo (Japan); Tomonari Hirotani, Tokyo (Japan); Teruomi Nakaya, Tokyo (Japan); Hiroshi Wakai, Tokyo (Japan); and Toru Iwata, Tokyo (Japan) | ||
| Assigned to Japan Aerospace Exploration Agency, Tokyo (Japan); Fuji Heavy Industries Ltd., Tokyo (Japan); and Tokyo Aircraft Instrument Co., Ltd., Tokyo (Japan) | ||
| Filed on Sep. 13, 2005, as Appl. No. 11/224,030. | ||
| Claims priority of application No. 2004-271301 (JP), filed on Sep. 17, 2004. | ||
| Prior Publication US 2006/0178790 A1, Aug. 10, 2006 | ||
| Int. Cl. G01P 5/165 (2006.01); G01P 5/175 (2006.01) | ||
| U.S. Cl. 701—7 [73/861.65] | 16 Claims |
| 1. A high altitude capable wide velocity range flight velocity vector measurement probe, comprising:
a square pyramid type probe disposed at a tip part of a pitot tube,
a total pressure hole formed in an end part of said square pyramid type probe,
four pressure holes formed in square pyramid surfaces of said square pyramid type probe,
at least one total pressure balance hole formed in a tube wall surface of said pitot tube, and
at least one static pressure hole formed between said square pyramid type probe and said at least one total pressure balance
hole.
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