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:
Dec. 10, 2002

Filed:

Jul. 07, 1999
Applicant:
Inventors:

Andrew Charles Russell, Newcastle upon Tyne, GB;

Simon Clive Hobson, North Shields, GB;

Assignee:

BG Transco PLC, London, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 1/300 ; G08C 1/900 ; G08C 1/700 ; G08B 2/100 ;
U.S. Cl.
CPC ...
G01M 1/300 ; G08C 1/900 ; G08C 1/700 ; G08B 2/100 ;
Abstract

A vibration monitor is provided which is worn on the wrist of an operative for an operating plant or apparatus. The monitor includes a piezoelectric transducer and associated circuitry which generates electronic digital signals during the periods when vibrations are experienced by the operative. Preferably, the plant or apparatus has a transmitter which transmits a code identifying the plant which is received by the monitor. Alternatively, the code may be entered manually. The monitor preferably includes a logger which can be connected to a host computer which data can be transferred over an external communications link. The logger includes a storage device for storing how long the operative is subjected to vibrations.


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