Ventilated aerodynamic foil bearing
US-2015369294-A1 · Dec 24, 2015 · US
Bearing sleeve
US9028149B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9028149-B2 |
| Application number | US-201313873811-A |
| Country | US |
| Kind code | B2 |
| Filing date | Apr 30, 2013 |
| Priority date | Mar 15, 2013 |
| Publication date | May 12, 2015 |
| Grant date | May 12, 2015 |
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- Title
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Abstract
Official abstract text for this publication.
Disclosed is a bearing sleeve for supporting a shaft of an air cycle machine. The bearing sleeve includes an outer diameter and an inner diameter. The outer diameter is within a range of 3.222 and 3.224 inches. Further included is a foil retaining cavity provided in the inner diameter of the sleeve. The foil retaining cavity includes a slot and first and second openings located at opposing axial ends of the slot. Each of the first and second openings include a small portion and a large portion having different axial lengths. A ratio of the combined axial lengths of the large portions to an axial length of the foil retaining cavity is within a range of 0.19:1 and 0.22:1.
First claim
Opening claim text (preview).
What is claimed is: 1. A bearing sleeve for supporting a shaft of an air cycle machine, comprising: an outer diameter and an inner diameter, wherein the outer diameter is within a range of 3.222 and 3.224 inches; and a foil retaining cavity provided in the inner diameter, the foil retaining cavity including a slot and first and second openings located at opposing axial ends of the slot, each of the first and second openings including a small portion and a large portion having di…
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Classifications
- F16C17/024Primary
Mechanical Engineering · mapped topic
Mechanical Engineering · mapped topic
Mechanical Engineering · mapped topic
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Frequently asked questions
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- What does patent US9028149B2 cover?
- Disclosed is a bearing sleeve for supporting a shaft of an air cycle machine. The bearing sleeve includes an outer diameter and an inner diameter. The outer diameter is within a range of 3.222 and 3.224 inches. Further included is a foil retaining cavity provided in the inner diameter of the sleeve. The foil retaining cavity includes a slot and first and second openings located at opposing axia…
- Who is the assignee on this patent?
- Hamilton Sundstrand Corp
- What technology area does this patent fall under?
- Primary CPC classification F16C17/024. Mapped technology areas include Mechanical Engineering.
- When was this patent published?
- Publication date Tue May 12 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).