US3335916A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for use in the washing of compressor blades of gas turbine engines
Assignee: AT Juniper Ltd
•
Filing: 1965-02-19
•
Granted: 1967-08-15
•
Expires: 1985-02-19
Abstract
No abstract record available.
Inventors
- 👤 Juniper Helena Grace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:51
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/002; C; C23; C23G; C23G3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
203 words
APPARATUS FOR WASHING AND CLEANSING COMPRESSOR BLADES OF A GAS TURBINE ENGINE COMPRISING A MAIN FRAMEWORK, GROUND WHEELS CONNECTED TO SAID FRAMEWORK WHEREBY IT MAY BE MOVED FROM PLACE TO PLACE, A FIRST CONTAINER MOUNTED IN SAID FRAME FOR HOLDING A SUPPLY OF WASHING LIQUID, A SECOND CONTAINER FOR HOLDING PRESSURIZED AIR AND ALSO FOR USE AS A SETTLING TANK FOR MOISTURE, SAID TWO TANKS BEING IN INTERCOMMUNICATION SO AS TO EQUALIZE THE AIR PRESSURE THEREIN, PUMP MEANS CONNECTED TO SAID TANKS FOR PRESSURIZING THE SAME, A VALVE FOR DETACHABLY CONNECTING SAID PUMP MEANS WITH SAID SECOND CONTAINER, A FLEXIBLE VALVE-CONTROLLED LIQUID DELIVERY PIPE, A DIP-TUBE EXTENDING INTO SAID FIRST CONTAINER AND CONNECTED TO SAID LIQUID DELIVERY PIPE, LIQUID FILTER MEANS INTERPOSED IN SAID DELIVERY PIPE, SAID FIRST CONTAINER HAVING AN AIR INLET, SAID SECOND CONTAINER HAVING AN AIR OUTLET, FLEXIBLE PIPE-LINES EACH ATTACHED TO SAID INLET AND OUTLET, A DUAL-PORT ADAPTER PIECE CONNECTED TO SAID PIPE LINES FOR CONNECTING THE SAME WITH THE SUPPLY AND RETURN POINTS OF THE COMPRESSOR OF THE GAS TURBINE ENGINE AND A BLANKING-OFF PLATE CARRIER BY SAID FRAME WHEREBY SAID ADATPER PIECE MAY BE FITTED THERETO TO SEAL OFF SAID FLEXIBLE PIPE LINES WHEN NOT IN USE.
Claim 2
Dependent Claim
203 words
APPARATUS FOR WASHING AND CLEANSING COMPRESSOR BLADES OF A GAS TURBINE ENGINE COMPRISING A MAIN FRAMEWORK, GROUND WHEELS CONNECTED TO SAID FRAMEWORK WHEREBY IT MAY BE MOVED FROM PLACE TO PLACE, A FIRST CONTAINER MOUNTED IN SAID FRAME FOR HOLDING A SUPPLY OF WASHING LIQUID, A SECOND CONTAINER FOR HOLDING PRESSURIZED AIR AND ALSO FOR USE AS A SETTLING TANK FOR MOISTURE, SAID TWO TANKS BEING IN INTERCOMMUNICATION SO AS TO EQUALIZE THE AIR PRESSURE THEREIN, PUMP MEANS CONNECTED TO SAID TANKS FOR PRESSURIZING THE SAME, A VALVE FOR DETACHABLY CONNECTING SAID PUMP MEANS WITH SAID SECOND CONTAINER, A FLEXIBLE VALVE-CONTROLLED LIQUID DELIVERY PIPE, A DIP-TUBE EXTENDING INTO SAID FIRST CONTAINER AND CONNECTED TO SAID LIQUID DELIVERY PIPE, LIQUID FILTER MEANS INTERPOSED IN SAID DELIVERY PIPE, SAID FIRST CONTAINER HAVING AN AIR INLET, SAID SECOND CONTAINER HAVING AN AIR OUTLET, FLEXIBLE PIPE-LINES EACH ATTACHED TO SAID INLET AND OUTLET, A DUAL-PORT ADAPTER PIECE CONNECTED TO SAID PIPE LINES FOR CONNECTING THE SAME WITH THE SUPPLY AND RETURN POINTS OF THE COMPRESSOR OF THE GAS TURBINE ENGINE AND A BLANKING-OFF PLATE CARRIER BY SAID FRAME WHEREBY SAID ADATPER PIECE MAY BE FITTED THERETO TO SEAL OFF SAID FLEXIBLE PIPE LINES WHEN NOT IN USE.
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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) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |