US3206938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the automatic transfer of cryogenic liquid from a cold source to a storage vessel
Assignee: US Philips Corp
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Filing: 1963-09-19
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Granted: 1965-09-21
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Expires: 1983-09-19
Abstract
No abstract record available.
Inventors
- 👤 Jerzy G Damsz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:26
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/02; F17C13/028; F17C6/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
181 words
AN AUTOMATIC LIQUID TRANSFER SYSTEM CONTAINING GAS COMPRISING A COLD SOURCE, A LIQUID CONTAINER OPERATIVELY CONNECTED TO SAID COLD SOURCE, A GAS CONTAINER DIVIDED INTO TWO SPACES AND PROVIDED WITH A NORMALLY-CLOSED VALVE ADAPTED TO COMMUNICATE WITH BOT SPACES OF SAID GAS CONTAINER, ONE SPACE OF SAID GAS CONTAINER BEING AT A PRESSURE AND THE OTHER SPACE BEING A VACUUM, A STORAGE VESSEL FOR SAID LIQUID, A FIRST LINE CONNECTING SAID COLD SOURCE LIQUID CONTAINER WITH THE VACUUM SPACE OF SAID GAS CONTAINER, A SECOND LINE CONNECTING SAID COLD SOURCE LIQUID CONTAINER TO SAID STORAGE VESSEL, A THIRD LINE CONNECTING SAID STORAGE VESSEL TO SAID GAS CONTAINER, SAID COLD SOURCE LIQUEFYING SAID GAS, CONTAINER, SAID FERRED FROM SAID COLD SOURCE LIQUID CONTAINER TO SAID STORAGE VESSEL BY MEANS OF THE PRESSURE DROP IN THE SYSTEM CAUSING SAID VALVE TO OPEN AND SAID GAS UNDER PRESSURE TO FORCE SAID LIQUID INTO SAID STORAGE VESSEL THROUGH A SELECTED LINE, AND SAID THIRD LINE LEADING THE VAPORS GENERATED FROM SAID TRANSFERRED LIQUID IN THE STORAGE VESSEL TO THE PRESSURE SPACE IN ONE DIRECTION ONLY.
Claim 2
Dependent Claim
181 words
AN AUTOMATIC LIQUID TRANSFER SYSTEM CONTAINING GAS COMPRISING A COLD SOURCE, A LIQUID CONTAINER OPERATIVELY CONNECTED TO SAID COLD SOURCE, A GAS CONTAINER DIVIDED INTO TWO SPACES AND PROVIDED WITH A NORMALLY-CLOSED VALVE ADAPTED TO COMMUNICATE WITH BOT SPACES OF SAID GAS CONTAINER, ONE SPACE OF SAID GAS CONTAINER BEING AT A PRESSURE AND THE OTHER SPACE BEING A VACUUM, A STORAGE VESSEL FOR SAID LIQUID, A FIRST LINE CONNECTING SAID COLD SOURCE LIQUID CONTAINER WITH THE VACUUM SPACE OF SAID GAS CONTAINER, A SECOND LINE CONNECTING SAID COLD SOURCE LIQUID CONTAINER TO SAID STORAGE VESSEL, A THIRD LINE CONNECTING SAID STORAGE VESSEL TO SAID GAS CONTAINER, SAID COLD SOURCE LIQUEFYING SAID GAS, CONTAINER, SAID FERRED FROM SAID COLD SOURCE LIQUID CONTAINER TO SAID STORAGE VESSEL BY MEANS OF THE PRESSURE DROP IN THE SYSTEM CAUSING SAID VALVE TO OPEN AND SAID GAS UNDER PRESSURE TO FORCE SAID LIQUID INTO SAID STORAGE VESSEL THROUGH A SELECTED LINE, AND SAID THIRD LINE LEADING THE VAPORS GENERATED FROM SAID TRANSFERRED LIQUID IN THE STORAGE VESSEL TO THE PRESSURE SPACE IN ONE DIRECTION ONLY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |