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:
Mar. 16, 2021
Filed:
Jun. 01, 2018
Rolls-royce Plc, London, GB;
Leo V. Lewis, Kenilworth, GB;
Vinod Gopalkrishna, Derby, GB;
ROLLS-ROYCE plc, London, GB;
Abstract
A clearance control arrangement () for a rotor () comprising a segment assembly () spaced radially inwards from a casing () and defining a radial clearance () between the rotor () and the segment assembly (). A front carrier () and a rear carrier () supporting the segment assembly (). A heat transfer cavity () formed between the carriers (), the segment assembly () and the casing (). A settling chamber () formed adjacent to the casing () and upstream of the heat transfer cavity (). The clearance control arrangement () is configured to receive air into the settling chamber () and thence to deliver it to the heat transfer cavity ().