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:
Aug. 06, 2019
Filed:
Dec. 03, 2015
Applicant:
Rolls-royce Plc, London, GB;
Inventors:
Assignee:
ROLLS-ROYCE plc, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64D 13/02 (2006.01); B64D 13/06 (2006.01); B64D 31/14 (2006.01); F02C 7/275 (2006.01); F02C 7/277 (2006.01); F16H 15/38 (2006.01); F16H 37/08 (2006.01);
U.S. Cl.
CPC ...
F02C 7/277 (2013.01); B64D 13/02 (2013.01); B64D 31/14 (2013.01); F02C 7/275 (2013.01); F16H 37/086 (2013.01); B64D 2013/0696 (2013.01); F16H 2015/383 (2013.01); F16H 2037/088 (2013.01);
Abstract
An aircraft cabin blower system comprising a transmission and a compressor is disclosed. The system has a forward configuration in which the compressor is drivable in use via the transmission. The transmission comprises a toroidal continuously variable transmission giving selectively variable control over the rate at which the compressor is driven.