Measuring and testing – Speed – velocity – or acceleration – Acceleration determination utilizing inertial element
Patent
1997-09-15
2000-04-25
Chapman, John E.
Measuring and testing
Speed, velocity, or acceleration
Acceleration determination utilizing inertial element
7351431, 7351433, 310329, 280735, G01P 1508
Patent
active
060530456
ABSTRACT:
A nondirectional impact sensor capable of detecting impacts in any direction with only a single sensor. The impact sensor includes a board, a sensor for detecting deformation of the board, a mass and a connector. The connector is secured to a central portion of the board and the mass is disposed on a normal line which traverses the central portion of the board.
REFERENCES:
patent: 3713343 (1973-01-01), Segerdahl et al.
patent: 4315433 (1982-02-01), Edelman et al.
patent: 4809552 (1989-03-01), Johnson
patent: 4972713 (1990-11-01), Iwata
patent: 5118981 (1992-06-01), Kobayashi et al.
Patent Absracts of Japan, vol. 014, No. 547 (P-1138), Dec. 5, 1990 & JP 2 34065 A (Mitsubishi Electric Corp.), Sep. 17, 1990, Abstract.
Chapman John E.
Murata Manufacturing Co. Ltd.
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