The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 20, 2018

Filed:

Aug. 05, 2014
Applicant:

01db-metravib, Société Par Actions Simplifiée, Limonest, FR;

Inventors:

Bertrand Wascat, Ecully, FR;

Philippe Poizat, Marcilly d'Azergues, FR;

Patrick Labeyrie, Dardilly, FR;

Thierry Mazoyer, Massieux, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 5/30 (2006.01); G01M 99/00 (2011.01); H04W 4/00 (2018.01);
U.S. Cl.
CPC ...
G01M 99/005 (2013.01); H04W 4/005 (2013.01);
Abstract

A sensor unit is configured as a single body, removably mounted in its entirety to a test point location on a machine so machine vibrations propagate into the single body. Within are an accelerometer, circuit board, wireless interface, signal processor, and battery. The sensor unit transmits sensor data wirelessly in real time to a data collection unit. A technician with data collection unit in hand goes from machine to machine, along a route of multiple test point locations on multiple machines, mounting and dismounting the sensor unit and collecting machine vibration data. The sensor unit is configured to reduce frequency response impacts of the mass and volume of the circuit board, wireless interface, signal processor, and battery on dynamic behavior of the sensor unit with respect to machine vibrations to achieve a frequency response rating comparable to a wired sensor.


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