Vibrator for subjecting an object to vibration

Details Vibrator for subjecting an object to vibration Vibrator for subjecting an object to vibration

1992-02-24

1995-02-07

Williams, Hezron E.

Measuring and testing

Vibration

Vibrator

G01M 704

Patent

active

053867289

ABSTRACT:
Apparatus is disclosed for subjecting a test object to a vibration test. A preferred embodiment of the apparatus uses a flat coil assembly with an arrangement of permanent magnets. The vibrator is small and light weight. Hinge structures are disclosed which permit the vibrator to be used in conjunction with a shock testing machine or with other vibrators. This vibrator design is easily adapted for use for cross-axis testing of airbag crash sensors and for one, two or three axis screening applications.

REFERENCES:
patent: 3163786 (1964-12-01), Dickinson
patent: 4858488 (1989-08-01), Butts
"Rotary Crash Sensor Tester" by D. S. Breed, V. Castelli, and W. T. Sanders; Automotive Engineering, vol. 99 No. 4 (Apr. 1991) pp. 25-28.
"A New Automobile Crash Sensor Tester" by D. S. Breed, V. Castelli, and W. T. Sanders; S.A.E. paper No. 910655 (Feb. 25, 1991-Mar. 1, 1991) pp. 1-19.

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