US3159709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cross catenary guy strain insulator construction
Assignee: A O AUSTIN Inc
•
Filing: 1960-04-19
•
Granted: 1964-12-01
•
Expires: 1980-04-19
Abstract
No abstract record available.
Inventors
- 👤 Arthur O Austin
- 👤 Gormley William Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:08
CPC Classifications
H; H02; H02G; H02G7/00; H02G7/20; H01; H01B; H01B17/00; H01B17/02; H01B17/12
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
84 words
A CROSS CATENARY SUPPORT SUSPENDING THREE PRIMARY INSULATORS CARRYING AT THEIR LOWER ENDS THREE POWER LINES IN A THREE PHASE ARRANGEMENT BETWEEN THE SIDES OF A TOWER STRUCTURE, SAID SUPPORT COMPRISING FLANGED GUY STRAIN INSULATORS CONNECTED AT ONE END DIRECTLY TO THE UPPER ENDS OF THE OUTER PRIMARY INSULATORS AND AT THEIR OTHER ENDS TO THE SIDES OF THE TOWER STRUCTURE, AND DAMPING MEANS ENGAGING LINKS CONNECTING THE GUY STRAIN INSULATORS TO THE SIDES OF THE TOWER TO RESTRAIN MOVEMENT OF SAID POWER LINES.
References Cited (Backward Citations)
US2732423A
Cited
FR384526A
Cited
US1139487A
Cited
FR517627A
Cited
US1502829A
Cited
US1616931A
Cited
DE684740C
Cited
US2306359A
Cited
US2436089A
Cited
US2609088A
Cited
FR1011291A
Cited
US2889397A
Cited
US2907811A
Cited
GB775112A
Cited
US2884479A
Cited
US3002043A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |