Accelerometer
First Claim
1. An accelerometer comprising a base with at least two uprights supporting at least one seismic mass and at least one piezoelectric element, and a securing means for securing said seismic masses and said piezoelectric elements to an inner side of each of said uprights.
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Accused Products
Abstract
An accelerometer of the shear type comprises a base (1) with uprights (2) supporting one or more seismic masses (3) by way of one or more piezoelectric elements (4). According to the invention, the seismic mass(es) (3) and the piezoelectric elements (4) are arranged between the uprights (2). The seismic masses (3) and the piezoelectric elements are clamped between the uprights (2) by means of a clamping ring (5). The resulting resonance frequency is very high, and the accelerometer is less sensitive to temperature transients, magnetic fields and easier to produce than the known accelerometers.
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Citations
17 Claims
- 1. An accelerometer comprising a base with at least two uprights supporting at least one seismic mass and at least one piezoelectric element, and a securing means for securing said seismic masses and said piezoelectric elements to an inner side of each of said uprights.
Specification