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:
Jul. 06, 1993
Filed:
Mar. 22, 1991
Applicant:
Inventor:
Andreas J Nijsen, Weerselo, NL;
Assignee:
Koppens Automatic Fabrieken B.V., Ad Bladel, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
141 98 ; 141206 ; 141217 ; 141352 ; 141392 ; 137637 ; 251 57 ;
Abstract
Multi-variable regulator having at least four mechanical ports having a linear transfer function between at least two of the ports. The multi-variable regulator has a body which is movable in three dimensions. Joint structure connect the body to the ports at three different points on the body. A pneumatic converter controls the position of the body.