Patent US1126384A successfully refreshed from Google Patents.
Patent US3346836A successfully refreshed from Google Patents.
US3346836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-tight electrical fitting
Assignee: Westport Development and Manufacturing Co Inc
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Filing: 1964-07-07
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Granted: 1967-10-10
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Expires: 1984-07-07
Abstract
No abstract record available.
Inventors
- 👤 Robert R Hellman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:06
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/46; H01R13/533; Y; Y10; Y10S; Y10S439/00; Y10S439/933; Y10S439/935
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
205 words
A FLUID-TIGHT ELECTRICAL FITTING COMPRISING A BASE FORMED WITH AN APERTURE EXTENDING THERETHROUGH, A TUBULAR METAL SLEEVE POSITIONED IN SAID APERTURE AND HAVING ITS REAR END PORTION CONNECTED THERETO BY A FUSED METAL JOINT, AN ANNULUS FORMED OF ELECTRICAL INSULATING MATERIAL HAVING A CENTRAL OPENING POSITIONED WITHIN THE FRONT END PORTION OF THE SLEEVE AND BEING CONNECTED THERETO BY A FUSED METAL JOINT, SAID ANNULUS BEING SMALLER IN LENGTH THAN SAID SLEEVE, A TUBE POSITIONED WITHIN THE OPENING AND BEING CONNECTED THERETO BY A FUSED METAL JOINT, SAID TUBE BEING LONGER THAN SAID SLEEVE TO HAVE A FORARD PORTION PROJECTING SUBSTANTIALLY FORWARDLY OF SAID ANNULUS TO FORM AT LEAST IN PART A RELEASABLE ELECTRICAL CONNECTION AND HAVING AT LEAST AN INTERMEDIATE PORTION THAT IS LONGER THAN THE ANNULUS TO PROJECT FROM BOTH ENDS THEREOF WITH THE INTERMEDIATE PORTION FLARING OUTWARDLY AS IT EXTENDS REARWARDLY, A CONDUCTING WIRE EXTENDING THROUGH THE APERTURE INTO SAID TUBE, SAID CONDUCTING WIRE BEING CONNECTED TO SAID FORWARD PORTION OF SAID TUBE BY A FUSED METAL JOINT TO CLOSE THE FORWARD END OF SAID TUBE, IN WHICH THE OPENING IN THE ANNULUS IS CYLINDRICAL, THE INTERMEDIATE PORTION OF THE TUBE HAS A WEDGE FIT THEREIN AND THE TUBE IS BRAZED TO
Claim 2
Dependent Claim
205 words
A FLUID-TIGHT ELECTRICAL FITTING COMPRISING A BASE FORMED WITH AN APERTURE EXTENDING THERETHROUGH, A TUBULAR METAL SLEEVE POSITIONED IN SAID APERTURE AND HAVING ITS REAR END PORTION CONNECTED THERETO BY A FUSED METAL JOINT, AN ANNULUS FORMED OF ELECTRICAL INSULATING MATERIAL HAVING A CENTRAL OPENING POSITIONED WITHIN THE FRONT END PORTION OF THE SLEEVE AND BEING CONNECTED THERETO BY A FUSED METAL JOINT, SAID ANNULUS BEING SMALLER IN LENGTH THAN SAID SLEEVE, A TUBE POSITIONED WITHIN THE OPENING AND BEING CONNECTED THERETO BY A FUSED METAL JOINT, SAID TUBE BEING LONGER THAN SAID SLEEVE TO HAVE A FORARD PORTION PROJECTING SUBSTANTIALLY FORWARDLY OF SAID ANNULUS TO FORM AT LEAST IN PART A RELEASABLE ELECTRICAL CONNECTION AND HAVING AT LEAST AN INTERMEDIATE PORTION THAT IS LONGER THAN THE ANNULUS TO PROJECT FROM BOTH ENDS THEREOF WITH THE INTERMEDIATE PORTION FLARING OUTWARDLY AS IT EXTENDS REARWARDLY, A CONDUCTING WIRE EXTENDING THROUGH THE APERTURE INTO SAID TUBE, SAID CONDUCTING WIRE BEING CONNECTED TO SAID FORWARD PORTION OF SAID TUBE BY A FUSED METAL JOINT TO CLOSE THE FORWARD END OF SAID TUBE, IN WHICH THE OPENING IN THE ANNULUS IS CYLINDRICAL, THE INTERMEDIATE PORTION OF THE TUBE HAS A WEDGE FIT THEREIN AND THE TUBE IS BRAZED TO
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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) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |