US2949417A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical connection for cathodic protection
Assignee: Individual
•
Filing: 1957-07-31
•
Granted: 1960-08-16
•
Expires: 1977-07-31
Abstract
No abstract record available.
Inventors
- 👤 Herman S Preiser
- 👤 Fredrick L Downs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:41
CPC Classifications
C; C23; C23F; C23F13/00; C23F13/02; C23F13/06; C23F13/08; C23F13/20; B; B63; B63B; B63B59/00; B63B59/04; H; H01; H01R; H01R13/00; H01R13/46; H01R13/52; H01R13/523
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
309 words
IN COMBINATION WITH THE HULL OF A SHIP, A WATERPROOF PRESSUREPROOF, AND CHEMICALLY RESISTANT ELECTRICAL CONNECTION FOR USE WITH AN IMPRESSES CURRENT CATHODIC PROTECTION SYSTEM FOR THE ELECTRICAL CONNECTION PASSING THROUGH THE HULL OF THE SHIP, SAID ELECTRICAL CON NECTION COMPRISING A CONTINUOUS TUBULAR OUTER BODY MEMBER PENETRATING SAID HULL AND ATTACHED THERETO, SAID TUBULAR MEMBER HAVING A RADIALLY EXTENDING FLANGE SPACED FROM THE ENDS THEREOF, A FIRST ELECTRICAL CONDUCTOR ON THE INWARD SIDE OF SAID HULL, A BARE SECOND ELECTRICAL CONDUCTOR EXTENDING TO THE OUTER SIDE OF SAID HULL AND ADAPTED TO BE CONNECTED TO AN ANODE LOCATED OUTSIDE OF SAID HULL IN CONTACT WITH SEA WATER ELECTROLYTE, SAID HULL AND ADAPTED HAVING A BARED TIP, A CYLINDRICAL ELECTRIC CONNECTOR HAVING AN END WALL PORTION DEFINING AN INWARD HOLE RECEIVING SAID BARED TIP, AND HAVING A SLOTTED WALL PORTION DEFINING AN OUTWARD HOLE FOR FRICTIONALLY RESILIENTLY RECEIVING AN END OF SAID SECOND CONDUCTOR, SAID CONNECTOR BEING AXIALLY SPACED FROM SAID FLANGE, A RUBBER SEAL MOLDED ABOUT SAID CONNECTOR WITH SAID BARED TIP THEREIN AND A CONTIGUOUS PORTION OF SAID FIRST CONDUCTOR, THEREBY MAKING AN INTEGRAL SUB-ASSEMBLY, SAID RUBBER SEAL COMPLETELY COVERING THE OUTSIDE OF SAID CONNECTOR AND SAID CONTIGUOUS PORTION OF SAID FIRST CONDUCTOR, SAID SUB-ASSEMBLY BEING SLIDABLE INTO AND OUTER OF SAID TUBULAR MEMBER THROUGH ITS INWARD END, AN OXYCHLORIDE-RESISTANT TAPERED PACKING GROMMET BETWEEN SAID MOLDED RUBBER SEAL AND SAID FLANGE, A GLAND NUT IN THREADED ENGAGEMENT WITH SAID TUBULAR MEMBER FOR PRESSING SAID RUBBER SEAL AGAINST SAID GROMMET AND SAID TUBULAR MEMBER, AND PRESSING SAID SLOTTED WALL OF SAID CONNECTOR AGAINST SAID SECOND CONDUCTOR, AND AN ELECTRICITY INSULATING MEANS INCLUDING A PACKING BE TWEEN SAID TUBULAR MEMBER AND A PORTION OF SAID SECOND CONDUCTOR, FOR HOLDING SAID SECOND CONDUCTOR INSULATED FROM SAID TUBULAR MEMBER, SAID INSULATING MEANS BEING ON THE OUTWARD SIDE OF SAID INNER FLANGE.
Claim 2
Dependent Claim
309 words
IN COMBINATION WITH THE HULL OF A SHIP, A WATERPROOF PRESSUREPROOF, AND CHEMICALLY RESISTANT ELECTRICAL CONNECTION FOR USE WITH AN IMPRESSES CURRENT CATHODIC PROTECTION SYSTEM FOR THE ELECTRICAL CONNECTION PASSING THROUGH THE HULL OF THE SHIP, SAID ELECTRICAL CON NECTION COMPRISING A CONTINUOUS TUBULAR OUTER BODY MEMBER PENETRATING SAID HULL AND ATTACHED THERETO, SAID TUBULAR MEMBER HAVING A RADIALLY EXTENDING FLANGE SPACED FROM THE ENDS THEREOF, A FIRST ELECTRICAL CONDUCTOR ON THE INWARD SIDE OF SAID HULL, A BARE SECOND ELECTRICAL CONDUCTOR EXTENDING TO THE OUTER SIDE OF SAID HULL AND ADAPTED TO BE CONNECTED TO AN ANODE LOCATED OUTSIDE OF SAID HULL IN CONTACT WITH SEA WATER ELECTROLYTE, SAID HULL AND ADAPTED HAVING A BARED TIP, A CYLINDRICAL ELECTRIC CONNECTOR HAVING AN END WALL PORTION DEFINING AN INWARD HOLE RECEIVING SAID BARED TIP, AND HAVING A SLOTTED WALL PORTION DEFINING AN OUTWARD HOLE FOR FRICTIONALLY RESILIENTLY RECEIVING AN END OF SAID SECOND CONDUCTOR, SAID CONNECTOR BEING AXIALLY SPACED FROM SAID FLANGE, A RUBBER SEAL MOLDED ABOUT SAID CONNECTOR WITH SAID BARED TIP THEREIN AND A CONTIGUOUS PORTION OF SAID FIRST CONDUCTOR, THEREBY MAKING AN INTEGRAL SUB-ASSEMBLY, SAID RUBBER SEAL COMPLETELY COVERING THE OUTSIDE OF SAID CONNECTOR AND SAID CONTIGUOUS PORTION OF SAID FIRST CONDUCTOR, SAID SUB-ASSEMBLY BEING SLIDABLE INTO AND OUTER OF SAID TUBULAR MEMBER THROUGH ITS INWARD END, AN OXYCHLORIDE-RESISTANT TAPERED PACKING GROMMET BETWEEN SAID MOLDED RUBBER SEAL AND SAID FLANGE, A GLAND NUT IN THREADED ENGAGEMENT WITH SAID TUBULAR MEMBER FOR PRESSING SAID RUBBER SEAL AGAINST SAID GROMMET AND SAID TUBULAR MEMBER, AND PRESSING SAID SLOTTED WALL OF SAID CONNECTOR AGAINST SAID SECOND CONDUCTOR, AND AN ELECTRICITY INSULATING MEANS INCLUDING A PACKING BE TWEEN SAID TUBULAR MEMBER AND A PORTION OF SAID SECOND CONDUCTOR, FOR HOLDING SAID SECOND CONDUCTOR INSULATED FROM SAID TUBULAR MEMBER, SAID INSULATING MEANS BEING ON THE OUTWARD SIDE OF SAID INNER FLANGE.
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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) | 1963-08-16 | 1964-02-15 | 1964-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-16 | 1968-02-15 | 1968-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-16 | 1972-02-15 | 1972-08-16 | $7700.00 | Window Closed / Lapsed |