Measuring and testing – Speed – velocity – or acceleration – Acceleration determination utilizing inertial element
Patent
1990-06-20
1992-03-03
Williams, Hezron E.
Measuring and testing
Speed, velocity, or acceleration
Acceleration determination utilizing inertial element
73514, 200 6145R, H01H 3502, G01P 1508
Patent
active
050921720
ABSTRACT:
A sensing device for sensing acceleration consisting of a number of miniae steel bearing balls as mass elements, a housing for locating and containing the mass elements, a printed circuit board for sensing a discrete number of levels of acceleration, and an array of cantilever beam flexure elements equal in number to that of the mass elements located between the mass elements and the printed circuit board.
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patent: 4581507 (1986-04-01), Bai et al.
patent: 4855544 (1989-08-01), Glenn
patent: 4882933 (1989-11-01), Petersen et al.
patent: 4987781 (1991-01-01), Reimann
Granfors Roland A.
Overman David L.
Clohan Paul
Elbaum Saul
Miller Craig
The United States of America as represented by the Secretary of
Williams Hezron E.
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