Turbine engine gearbox
US-9222416-B2 · Dec 29, 2015 · US
Boundary layer energiser
US8967964B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8967964-B2 |
| Application number | US-88355310-A |
| Country | US |
| Kind code | B2 |
| Filing date | Sep 16, 2010 |
| Priority date | Nov 2, 2009 |
| Publication date | Mar 3, 2015 |
| Grant date | Mar 3, 2015 |
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- Title
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Abstract
Official abstract text for this publication.
A boundary layer energizer ( 20 ) for energizing a boundary layer flow over a surface ( 22 ), the boundary layer energizer ( 20 ) comprising a plurality of passages ( 24 ), each passage terminating in a respective hole ( 26 ) provided on the surface ( 22 ), the holes being arranged in a cluster ( 23 ) on the surface, wherein the plurality of passages are angled with respect to one another at the surface such that, when in use, a vortex ( 24 ) is formed by a fluid flowing through the plurality of passages.
First claim
Opening claim text (preview).
The invention claimed is: 1. A boundary layer energiser for energising a boundary layer flow over a surface, the boundary layer energiser comprising: a plurality of passages, each passage terminating in a respective hole provided on the surface, the holes being arranged in a cluster on the surface, wherein the cluster of holes comprises three or more holes arranged on the surface such that each hole is at the vertex of a first polygon, the plurality of passages are angled with…
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Mechanical Engineering · mapped topic
Mechanical Engineering · mapped topic
Mechanical Engineering · mapped topic
Operations & Transport · mapped topic
Mechanical Engineering · mapped topic
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Frequently asked questions
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- What does patent US8967964B2 cover?
- A boundary layer energizer ( 20 ) for energizing a boundary layer flow over a surface ( 22 ), the boundary layer energizer ( 20 ) comprising a plurality of passages ( 24 ), each passage terminating in a respective hole ( 26 ) provided on the surface ( 22 ), the holes being arranged in a cluster ( 23 ) on the surface, wherein the plurality of passages are angled with respect to one another at th…
- Who is the assignee on this patent?
- Sheaf Christopher T J, Hussain Zahid M, Rolls Royce Plc
- What technology area does this patent fall under?
- Primary CPC classification F02K3/04. Mapped technology areas include Mechanical Engineering.
- When was this patent published?
- Publication date Tue Mar 03 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).