Patent US3138930A successfully refreshed from Google Patents.
US3138930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion chamber liner construction
Assignee: General Electric Co
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Filing: 1961-09-26
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Granted: 1964-06-30
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Expires: 1981-09-26
Abstract
No abstract record available.
Inventors
- 👤 Waters Everett Wilber
- 👤 Campbell Thomas Chase
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:44
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/42; F23R3/60; F23R3/02; F23R3/04; F23R3/06; F23R3/08; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
254 words
A COMBUSTION CHAMBER CONSTRUCTION INCLUDING: AN OUTER CASING, SAID CASING COMPRISING A PLURALITY OF SECTIONS; AN ANNULAR LINER SPACED WITHIN SAID CASING, SAID LINER INCLUDING A PLURALITY OF SECTIONS ALIGNED WITH SAID CASING SECTIONS; SUPPORTING MEANS FLEXIBLY ATTACHING SAID LINER SECTIONS TO SAID OUTER CASING, SAID SUPPORTING MEANS PERMITTING FREEDOM OF RELATIVE MOVEMENT BETWEEN THE LINER SECTIONS AND THE CASING TO COMPENSATE FOR THERMAL EXPANSION OF SAID LINER DURING OPERATION OF THE COMBUSTION CHAMBER; AND MEANS FOR JOINING SAID LINER SECTIONS ALONG AXIALLY EXTENDING EDGES THEREOF INCLUDING A FLANGE ON EACH OF SAID EDGES HAVING A LATERALLY-BENT END PORTION AND A RADIALLY-EXTENDING MIDDLE PORTION, PAIRS OF CLIP MEMBERS, ONE MEMBER OF EACH PAIR OF CLIP MEMBERS BEING SECURED TO ONE OF AN ABUTTING CASING SECTION ADJACENT THE AXIALLY EXTENDING EDGE THEREOF, SAID CLIP MEMBERS HAVING OPPOSITELY-EXTENDING PORTIONS SPACED FROM AND PARALLEL TO THE INNER SURFACES OF SAID OUTER CASING SECTIONS TO FORM A CHANNEL THEREWITH, THE BENT END PORTIONS OF SAID LINER FLANGES BEING RECEIVED WITHIN SAID CHANNEL, WITH RESPECTIVE ONES OF SAID FLANGE BENT END PORTIONS BEING RADIALLY ALIGNED WITH RESPECTIVE CLIP MEMBER OPPOSITELYEXTENDING PORTIONS IN ORDER THAT RADIALLY-ALIGNED CASING AND LINER SECTIONS ARE REMOVABLE AS A UNIT, SAID SUPPORTING MEANS BEING ARRANGED AND LOCATED SO THAT SAID MIDDLE PORTIONS OF SAID FLANGES ARE NORMALLY IN ABUTMENT TO SEAL THE JOINT BETWEEN SAID LINER SECTION FLANGES AND SAID BENT END PORTIONS ARE CENTERED IN SAID CHANNEL TO CREATE FLOW PASSAGES FOR COOLING FLUID, SAID FLUID ACTING TO HELP MAINTAIN SAID FLANGES IN ABUTMENT.
Claim 2
Dependent Claim
254 words
A COMBUSTION CHAMBER CONSTRUCTION INCLUDING: AN OUTER CASING, SAID CASING COMPRISING A PLURALITY OF SECTIONS; AN ANNULAR LINER SPACED WITHIN SAID CASING, SAID LINER INCLUDING A PLURALITY OF SECTIONS ALIGNED WITH SAID CASING SECTIONS; SUPPORTING MEANS FLEXIBLY ATTACHING SAID LINER SECTIONS TO SAID OUTER CASING, SAID SUPPORTING MEANS PERMITTING FREEDOM OF RELATIVE MOVEMENT BETWEEN THE LINER SECTIONS AND THE CASING TO COMPENSATE FOR THERMAL EXPANSION OF SAID LINER DURING OPERATION OF THE COMBUSTION CHAMBER; AND MEANS FOR JOINING SAID LINER SECTIONS ALONG AXIALLY EXTENDING EDGES THEREOF INCLUDING A FLANGE ON EACH OF SAID EDGES HAVING A LATERALLY-BENT END PORTION AND A RADIALLY-EXTENDING MIDDLE PORTION, PAIRS OF CLIP MEMBERS, ONE MEMBER OF EACH PAIR OF CLIP MEMBERS BEING SECURED TO ONE OF AN ABUTTING CASING SECTION ADJACENT THE AXIALLY EXTENDING EDGE THEREOF, SAID CLIP MEMBERS HAVING OPPOSITELY-EXTENDING PORTIONS SPACED FROM AND PARALLEL TO THE INNER SURFACES OF SAID OUTER CASING SECTIONS TO FORM A CHANNEL THEREWITH, THE BENT END PORTIONS OF SAID LINER FLANGES BEING RECEIVED WITHIN SAID CHANNEL, WITH RESPECTIVE ONES OF SAID FLANGE BENT END PORTIONS BEING RADIALLY ALIGNED WITH RESPECTIVE CLIP MEMBER OPPOSITELYEXTENDING PORTIONS IN ORDER THAT RADIALLY-ALIGNED CASING AND LINER SECTIONS ARE REMOVABLE AS A UNIT, SAID SUPPORTING MEANS BEING ARRANGED AND LOCATED SO THAT SAID MIDDLE PORTIONS OF SAID FLANGES ARE NORMALLY IN ABUTMENT TO SEAL THE JOINT BETWEEN SAID LINER SECTION FLANGES AND SAID BENT END PORTIONS ARE CENTERED IN SAID CHANNEL TO CREATE FLOW PASSAGES FOR COOLING FLUID, SAID FLUID ACTING TO HELP MAINTAIN SAID FLANGES IN ABUTMENT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |