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:
Dec. 01, 1992
Filed:
Aug. 28, 1990
Applicant:
Inventor:
David A Brookfield, Sharon, MA (US);
Assignee:
Brookfield Engineering Laboratories, Inc., Stoughton, MA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
73 5423 ; 73 5439 ;
Abstract
Rheometric instrument with a motor (24)-driven chamber (12) and concentric spindle (14) removable for fluid changes and reinsertable between the motor drive and a transducer (30) and sense shaft 26) utilizing a flexual mount (36) and jewel--pin mount (26A) to afford repeatably precise radial and axial positioning and, as re-assembled affording a broad range of low torque to high torque response with high sensitivity and reliability and ease of fluid containment for cleaning and handling purposes.