US3214511A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casing and insulator bushing assembly
Assignee: Westinghouse Electric Corp
•
Filing: 1963-12-23
•
Granted: 1965-10-26
•
Expires: 1983-12-23
Abstract
No abstract record available.
Inventors
- 👤 Terrell E Franklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:28
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/14; H; H01; H01B; H01B17/00; H01B17/26; H01B17/30; H01B17/301; H01F; H01F27/00; H01F27/02; H01F27/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49227; Y10T29/49803; Y10T29/49826; Y10T29/49908; Y10T29/49925; Y10T29/49927; Y10T29/49929
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
IN COMBINATION, AN ENCLOSING METALLIC CASING FOR ELECTRICAL APPARATUS, SAID CASING HAVING AT LEAST ONE FLANGED PORTION EXTENDING THEREFROM DEFINING AN OPENING IN SAID CASING, A BUSHING MEMBER HAVING AT LEAST ONE LOCKING PORTION, SAID BUSHING MEMBER DISPOSED IN THE OPENING IN SAID CASING WITH THE LOCKING PORTION LOCATED A PREDETERMINED DISTANCE BEYOND THE EXTENDING END OF SAID FLANGED PORTION, A METALLIC SLEEVE MEMBER DISPOSED COAXIALLY OVER THE LOCKING PORTION OF SAID BUSHING MEMBER AND AT LEAST A PORTION OF SAID FLANGED PORTION, SAID SLEEVE MEMBER SHAPED TO TIGHTLY CONTACT AND CLOSELY CONFORM TO THE COMPLETE CIRCUMFERENTIAL CONTOUR OF BOTH SAID FLANGED PORTION AND SAID BUSHING MEMBER AND PERMANENTLY ENGAGED THERETO, SAID SLEEVE MEMBER INDEPENDENTLY PROVIDING THE ENTIRE HOLDING MEANS FOR MAINTAINING SAID BUSHING MEMBER IN ASSEMBLED, SEALED RELATIONSHIP WITH SAID CASING.
Claim 2
Dependent Claim
132 words
IN COMBINATION, AN ENCLOSING METALLIC CASING FOR ELECTRICAL APPARATUS, SAID CASING HAVING AT LEAST ONE FLANGED PORTION EXTENDING THEREFROM DEFINING AN OPENING IN SAID CASING, A BUSHING MEMBER HAVING AT LEAST ONE LOCKING PORTION, SAID BUSHING MEMBER DISPOSED IN THE OPENING IN SAID CASING WITH THE LOCKING PORTION LOCATED A PREDETERMINED DISTANCE BEYOND THE EXTENDING END OF SAID FLANGED PORTION, A METALLIC SLEEVE MEMBER DISPOSED COAXIALLY OVER THE LOCKING PORTION OF SAID BUSHING MEMBER AND AT LEAST A PORTION OF SAID FLANGED PORTION, SAID SLEEVE MEMBER SHAPED TO TIGHTLY CONTACT AND CLOSELY CONFORM TO THE COMPLETE CIRCUMFERENTIAL CONTOUR OF BOTH SAID FLANGED PORTION AND SAID BUSHING MEMBER AND PERMANENTLY ENGAGED THERETO, SAID SLEEVE MEMBER INDEPENDENTLY PROVIDING THE ENTIRE HOLDING MEANS FOR MAINTAINING SAID BUSHING MEMBER IN ASSEMBLED, SEALED RELATIONSHIP WITH SAID CASING.
References Cited (Backward Citations)
US830501A
Cited
US1805874A
Cited
US2030370A
Cited
US2014441A
Cited
US2564181A
Cited
US2845477A
Cited
US2848803A
Cited
US2976907A
Cited
US3097346A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |