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:
Apr. 21, 2025
Filed:
Jul. 11, 2024
Applicant:
Rolls-royce Plc, London, GB;
Inventors:
Zahid M. Hussain, Derby, GB;
Robert C. Pearce, Derby, GB;
Assignee:
ROLLS-ROYCE plc, London, GB;
Primary Examiner:
Int. Cl.
CPC ...
F16K 1/22 (2005.12); F04D 27/02 (2005.12);
U.S. Cl.
CPC ...
F16K 1/222 (2012.12); F04D 27/0215 (2012.12);
Abstract
A butterfly valve for a conduit defining a passage for a flow of a fluid therethrough in a flow direction. The butterfly valve includes a shaft rotatably mounted to the conduit and defining a longitudinal axis along its length. The butterfly valve includes a valve body coupled to the shaft, such that the valve body is rotatable along with the shaft about the longitudinal axis between a closed position and a fully open position. The valve body includes a first major surface, a second major surface opposite to the first major surface, a perimeter surface, a central plane, a first lobe, a second lobe, and a third lobe.