Patent US3371545A successfully refreshed from Google Patents.
US3371545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve operating equipment
Assignee: Andale Co
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Filing: 1966-08-10
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Granted: 1968-03-05
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Expires: 1986-08-10
Abstract
No abstract record available.
Inventors
- 👤 Jr Daniel R Mcneal
- 👤 Boscaino Lorenzo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:43
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/04; F16K31/05; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/1868
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
VALVE OPERATING EQUIPMENT COMPRISING COOPERATING SPHERE AND SOCKET MEMBERS ONE OF WHICH IS ADAPTED TO BE ASSOCIATED WITH A VALVE STEM FOR OPERATION OF THE VALVE AND THE OTHER OF WHICH IS ADAPTED TO BE ROTATIVELY DRIVEN BY A VALVE OPERATING DEVICE, THE SOCKET MEMBER HAVING A PLURALITY OF INTERNAL ARCUATE GROOVES SEPARATED CIRCUMFERENTIALLY OF THE SOCKET BY SPACED ABUTMENTS, THE SPHERE MEMBER HAVING CIRCUMFERENITALLY SPACED RECESSES, AND BALLS RECEIVED PARTIALLY IN SAID RECESSES AND PARTIALLY IN SAID GROOVES AND SERVING AS DRIVING ELEMENTS IN COOPERATION WITH SAID ABUTMENTS.
Claim 2
Dependent Claim
89 words
VALVE OPERATING EQUIPMENT COMPRISING COOPERATING SPHERE AND SOCKET MEMBERS ONE OF WHICH IS ADAPTED TO BE ASSOCIATED WITH A VALVE STEM FOR OPERATION OF THE VALVE AND THE OTHER OF WHICH IS ADAPTED TO BE ROTATIVELY DRIVEN BY A VALVE OPERATING DEVICE, THE SOCKET MEMBER HAVING A PLURALITY OF INTERNAL ARCUATE GROOVES SEPARATED CIRCUMFERENTIALLY OF THE SOCKET BY SPACED ABUTMENTS, THE SPHERE MEMBER HAVING CIRCUMFERENITALLY SPACED RECESSES, AND BALLS RECEIVED PARTIALLY IN SAID RECESSES AND PARTIALLY IN SAID GROOVES AND SERVING AS DRIVING ELEMENTS IN COOPERATION WITH SAID ABUTMENTS.
References Cited (Backward Citations)
US3218886A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |