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.
Patent No.:
Date of Patent:
Oct. 15, 2019
Filed:
Mar. 26, 2015
Halliburton Energy Services, Inc., Houston, TX (US);
Bhargav Gajji, Cypress, TX (US);
Ketan Chimanlal Bhaidasna, Houston, TX (US);
Richard Gary Morgan, Channelview, TX (US);
Subrahmanyam Surya Venkata Sista, Hyderabad, IN;
Chatti Srinivasa Rao, Hyderabad, IN;
Halliburton Energy Services, Inc., Houston, TX (US);
Abstract
A system for measuring the viscosity of a fluid comprises a rotor cup; a bob disposed within the rotor cup and having shaft rotatably coupled to the rotor cup; a bearing connecting the shaft of the bob to the rotor cup; a magnetic coupling comprising a first magnetic element connected to the shaft of the bob and a second magnetic element disposed outside the rotor cup adjacent to the first magnetic element; and an inertial measurement unit disposed adjacent to the second magnetic element which is capable of sensing rotation of the magnetic coupling.