Patent US3077337A successfully refreshed from Google Patents.
US3077337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stringing block apparatus
Assignee: Individual
•
Filing: 1961-04-20
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Granted: 1963-02-12
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Expires: 1981-04-20
Abstract
No abstract record available.
Inventors
- 👤 Cronkright Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:06
CPC Classifications
H; H02; H02G; H02G1/00; H02G1/02; H02G1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
MULTIPLE-PULLEY STRINGING BLOCK APPARATUS FOR USE IN SIMULTANEOUSLY STRINGING A PLURALITY OF CABLES IN SIDE-BYSIDE RELATION, SAID APPARATUS COMPRISING A SUPPORT STRUCTURE INCLUDING A PAIR OF UPSTANDING, SPACED-APART FRAME ELEMENTS, A BRACKET MEMBER HAVING OPPOSITE SIDES THEREOF CONNECTED TO SAID FRAME ELEMENTS AND BEING READILY CONNECTIBLE TO A SUPPORT SUCH AS AN INSULATOR, A MOUNTING FRAME STRUCTURE PIVOTALLY MOUNTED ON SAID SUPPORT STRUCTURE FOR PIVOTAL MOVEMENT RELATIVE THERETO, A CENTRAL PULLEY STRUCTURE ROTATABLY MOUNTED ON SAID MOUNTING FRAME STRUCTURE CENTRALLY THEREOF, A PAIR OF OUTBOARD PULLEY STRUCTURES ROTATABLY MOUNTED ON SAID MOUNTING FRAME STRUCTURE ON OPPOSITE SIDES OF AND IN SUBSTANTIALLY PARALLEL RELATION AND WITH SAID CENTRAL PULLEY STRUCTURE, EACH OF SAID PULLEY STRUCTURES BEING COMPRISED OF A PAIR OF SIMILAR PULLEYS DISPOSED IN TANDEM RELATION, AND THE ROTATIONAL AXIS OF THE RESPECTIVE PULLEYS COMPRISING EACH PULLEY STRUCTURE EACH BEING DISPOSED ON OPPOSITE SIDES OF AND SUBSTANTIALLY EQUIDISTANT FROM THE AXIS OF PIVOT OF SAID MOUNTING FRAME STRUCTURE.
Claim 2
Dependent Claim
158 words
MULTIPLE-PULLEY STRINGING BLOCK APPARATUS FOR USE IN SIMULTANEOUSLY STRINGING A PLURALITY OF CABLES IN SIDE-BYSIDE RELATION, SAID APPARATUS COMPRISING A SUPPORT STRUCTURE INCLUDING A PAIR OF UPSTANDING, SPACED-APART FRAME ELEMENTS, A BRACKET MEMBER HAVING OPPOSITE SIDES THEREOF CONNECTED TO SAID FRAME ELEMENTS AND BEING READILY CONNECTIBLE TO A SUPPORT SUCH AS AN INSULATOR, A MOUNTING FRAME STRUCTURE PIVOTALLY MOUNTED ON SAID SUPPORT STRUCTURE FOR PIVOTAL MOVEMENT RELATIVE THERETO, A CENTRAL PULLEY STRUCTURE ROTATABLY MOUNTED ON SAID MOUNTING FRAME STRUCTURE CENTRALLY THEREOF, A PAIR OF OUTBOARD PULLEY STRUCTURES ROTATABLY MOUNTED ON SAID MOUNTING FRAME STRUCTURE ON OPPOSITE SIDES OF AND IN SUBSTANTIALLY PARALLEL RELATION AND WITH SAID CENTRAL PULLEY STRUCTURE, EACH OF SAID PULLEY STRUCTURES BEING COMPRISED OF A PAIR OF SIMILAR PULLEYS DISPOSED IN TANDEM RELATION, AND THE ROTATIONAL AXIS OF THE RESPECTIVE PULLEYS COMPRISING EACH PULLEY STRUCTURE EACH BEING DISPOSED ON OPPOSITE SIDES OF AND SUBSTANTIALLY EQUIDISTANT FROM THE AXIS OF PIVOT OF SAID MOUNTING FRAME STRUCTURE.
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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) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |