US2687996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic water correction device
Assignee: Butler Engineering Co Inc
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Filing: 1949-09-29
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Granted: 1954-08-31
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Expires: 1969-09-29
Abstract
No abstract record available.
Inventors
- 👤 Edgar M Butler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:25
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/46; C02F1/461; C02F1/46104; C02F1/46176; C02F1/463; C02F2301/00; C02F2301/02; C02F2301/024; C02F2301/026
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
173 words
A COMBINED SOLIDS SEPARATOR AND WATER CORRECTION UNIT COMPRISING A CYLINDRICAL CASING HAVING OPPOSED OPEN ENDS, AN UPPER HEAD CLOSING ONE OPEN END OF SAID CASING HAVING AN INLET OPENING COMMUNICATING THEREWITH AND A CENTRAL INWARDLY EXTENDING EMBOSSMENT HAVING AN AXIAL BORE COMMUNICATING WITH AN OUTLET OPENING, MEANS CLOSING THE TOP OF SAID AXIAL BORE, A LOWER HEAD CLOSING THE OTHER OPEN END OF SAID CASING A DEFLECTOR PLATE CARRIED BY SAID LOWER HEAD AND EXTENDING RADIALLY ACROSS SAID CASING, AN OPEN TOPPED CUP MOUNTED CENTRALLY OF SAID PLATE AND EXTENDING UPWARDLY THEREBEYOND IN OPPOSED SPACED RELATION TO SAID EMBOSSEMENT, AN AXIALLY BORED ANODE FORMED OF AN ELECTRONEGATIVE METAL OF THE ELECTROMOTIVE FORCE SERIES EXTENDING AXIALLY OF SAID CASING, AND A CATHODIC HELICAL SPRING FORMED OF AN ELECTROPOSITIVE METAL OF THE ELECTROMOTIVE FORCE SERIES IN TIGHT GRIPPING ENGAGEMENT WITH THE OUTER SURFACE OF SAID ANODE, SAID SPRING HAVING TERMINAL PORTIONS BOTTOMED IN SAID CUP AND AGAINST SAID MEANS CLOSING SAID EMBOSSMENT BORE TO SECURE SAID ANODE THEREBETWEEN TO EXTEND AXIALLY OF SAID CASING.
Claim 2
Dependent Claim
173 words
A COMBINED SOLIDS SEPARATOR AND WATER CORRECTION UNIT COMPRISING A CYLINDRICAL CASING HAVING OPPOSED OPEN ENDS, AN UPPER HEAD CLOSING ONE OPEN END OF SAID CASING HAVING AN INLET OPENING COMMUNICATING THEREWITH AND A CENTRAL INWARDLY EXTENDING EMBOSSMENT HAVING AN AXIAL BORE COMMUNICATING WITH AN OUTLET OPENING, MEANS CLOSING THE TOP OF SAID AXIAL BORE, A LOWER HEAD CLOSING THE OTHER OPEN END OF SAID CASING A DEFLECTOR PLATE CARRIED BY SAID LOWER HEAD AND EXTENDING RADIALLY ACROSS SAID CASING, AN OPEN TOPPED CUP MOUNTED CENTRALLY OF SAID PLATE AND EXTENDING UPWARDLY THEREBEYOND IN OPPOSED SPACED RELATION TO SAID EMBOSSEMENT, AN AXIALLY BORED ANODE FORMED OF AN ELECTRONEGATIVE METAL OF THE ELECTROMOTIVE FORCE SERIES EXTENDING AXIALLY OF SAID CASING, AND A CATHODIC HELICAL SPRING FORMED OF AN ELECTROPOSITIVE METAL OF THE ELECTROMOTIVE FORCE SERIES IN TIGHT GRIPPING ENGAGEMENT WITH THE OUTER SURFACE OF SAID ANODE, SAID SPRING HAVING TERMINAL PORTIONS BOTTOMED IN SAID CUP AND AGAINST SAID MEANS CLOSING SAID EMBOSSMENT BORE TO SECURE SAID ANODE THEREBETWEEN TO EXTEND AXIALLY OF SAID CASING.
Claim 3
Dependent Claim
125 words
A REPLACEMENT CARTRIDGE FOR A WATER CORRECTION DEVICE AND REMOVABLE FROM SAID DEVICE AS A UNIT CONSISTING ESSENTIALLY OF A GENERALLY CYLINDRICAL ANODIC CORE FORMED OF AN ELECTRONEGATIVE METAL OF THE ELECTROMOTIVE FORCE SERIES HAVING AN AXIAL BORE THERETHROUGH, A FIRST HELICAL WIRE SPRING FORMED OF AN ELECTROPOSITIVE METAL OF THE ELECTROMOTIVE FORCE SERIES GRIPPINGLY ENGAGING THE EXTERIOR SURFACE OF SAID CORE AND CARRIED THEREBY, AND A SECOND HELICAL SPRING ALSO OF AN ELECTROPOSITIVE METAL OF THE ELECTROMOTIVE FORCE SERIES FIXEDLY POSITIONED WITHIN THE BORE OF SAID CORE IN CONTACT WITH THE INTERIOR WALLS THEREOF, AND CARRIED BY SAID CORE WHEREBY MAY BE HANDLED AS A UNIT SPRING CARRIED THEREBY MAY BE HANDLED AS A UNIT IN REPLACING THE CARTRIDGE OF THE WATER CORRECTION DEVICE.
Claim 4
Dependent Claim
125 words
A REPLACEMENT CARTRIDGE FOR A WATER CORRECTION DEVICE AND REMOVABLE FROM SAID DEVICE AS A UNIT CONSISTING ESSENTIALLY OF A GENERALLY CYLINDRICAL ANODIC CORE FORMED OF AN ELECTRONEGATIVE METAL OF THE ELECTROMOTIVE FORCE SERIES HAVING AN AXIAL BORE THERETHROUGH, A FIRST HELICAL WIRE SPRING FORMED OF AN ELECTROPOSITIVE METAL OF THE ELECTROMOTIVE FORCE SERIES GRIPPINGLY ENGAGING THE EXTERIOR SURFACE OF SAID CORE AND CARRIED THEREBY, AND A SECOND HELICAL SPRING ALSO OF AN ELECTROPOSITIVE METAL OF THE ELECTROMOTIVE FORCE SERIES FIXEDLY POSITIONED WITHIN THE BORE OF SAID CORE IN CONTACT WITH THE INTERIOR WALLS THEREOF, AND CARRIED BY SAID CORE WHEREBY MAY BE HANDLED AS A UNIT SPRING CARRIED THEREBY MAY BE HANDLED AS A UNIT IN REPLACING THE CARTRIDGE OF THE WATER CORRECTION DEVICE.
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) | 1957-08-30 | 1958-03-01 | 1958-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-30 | 1962-03-01 | 1962-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-30 | 1966-03-01 | 1966-08-31 | $7700.00 | Window Closed / Lapsed |