US3236268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for transferring liquid
Assignee: GAS GETTER CO Inc
•
Filing: 1963-04-26
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Granted: 1966-02-22
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Expires: 1983-04-26
Abstract
No abstract record available.
Inventors
- 👤 Harold J Simpson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:54
CPC Classifications
F; F04; F04B; F04B9/00; F04B9/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A DEVICE FOR TRANSFERRING LIQUID SUCH AS GASOLINE FROM ONE CONTAINER TO ANOTHER COMPRISING (A) A TUBE OF FLEXIBLE ELASTIC MATERIAL HAVING A SUBSTANTIALLY UNIFORM TRANSVERSE CROSS-SECTION THROUGHOUT ITS LENGTH, (B) A PISTON HAVING A TRANSVERSE CROSS-SECTION COMPLEMENTARY TO THAT OF SAID TUBE AND BEING MOUNTED WITHIN SAID TUBE, (C) SAID TUBE HAVING A BOTTOM WALL AT ONE END THEREOF WITH A RESTRICTED PASSAGEWAY THERETHROUGH, (D) MEANS CONNECTED TO SAID PISTON AND EXTENDING THROUGH THE OTHER END OF SAID TUBE FOR MOVING SAID PISTON LONGITUDINALLY WITHIN SAID TUBE, AND (E) THE MATERIAL OF SAID TUBE BEING SUCH THAT PORTIONS OF SAID TUBE SURROUNDING SAID PISTON ARE SUCCESSIVELY AND SEQUENTIALLY DRAWN INWARDLY INTO TIGHT ENGAGEMENT WITH SAID PISTON IN RESPONSE TO ACTUATION OF SAID MEANS MOVING SAID PISTON LONGITUDINALLY IN SAID TUBE TO INDUCE A VACUUM IN SAID TUBE IN THE PORTION THEREOF OPPOSITE FROM THE DIRECTION OF MOVEMENT OF SAID PISTON TO THUS DRAW GASOLINE THROUGH THE RESTRICTED PASSAGEWAY INTO THE TUBE.
Claim 2
Independent Claim
162 words
A DEVICE FOR TRANSFERRING LIQUID SUCH AS GASOLINE FROM ONE CONTAINER TO ANOTHER COMPRISING (A) A TUBE OF FLEXIBLE ELASTIC MATERIAL HAVING A SUBSTANTIALLY UNIFORM TRANSVERSE CROSS-SECTION THROUGHOUT ITS LENGTH, (B) A PISTON HAVING A TRANSVERSE CROSS-SECTION COMPLEMENTARY TO THAT OF SAID TUBE AND BEING MOUNTED WITHIN SAID TUBE, (C) SAID TUBE HAVING A BOTTOM WALL AT ONE END THEREOF WITH A RESTRICTED PASSAGEWAY THERETHROUGH, (D) MEANS CONNECTED TO SAID PISTON AND EXTENDING THROUGH THE OTHER END OF SAID TUBE FOR MOVING SAID PISTON LONGITUDINALLY WITHIN SAID TUBE, AND (E) THE MATERIAL OF SAID TUBE BEING SUCH THAT PORTIONS OF SAID TUBE SURROUNDING SAID PISTON ARE SUCCESSIVELY AND SEQUENTIALLY DRAWN INWARDLY INTO TIGHT ENGAGEMENT WITH SAID PISTON IN RESPONSE TO ACTUATION OF SAID MEANS MOVING SAID PISTON LONGITUDINALLY IN SAID TUBE TO INDUCE A VACUUM IN SAID TUBE IN THE PORTION THEREOF OPPOSITE FROM THE DIRECTION OF MOVEMENT OF SAID PISTON TO THUS DRAW GASOLINE THROUGH THE RESTRICTED PASSAGEWAY INTO THE TUBE.
References Cited (Backward Citations)
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US1815221A
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US1625819A
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US2218899A
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US3133662A
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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) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |