Patent US3133234A successfully refreshed from Google Patents.
US3133234A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic operator for valves or the like
Assignee: Penn Controls Inc
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Filing: 1960-06-10
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Granted: 1964-05-12
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Expires: 1980-06-10
Abstract
No abstract record available.
Inventors
- 👤 Gerald E Dietz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:14
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/0644; F16K31/0655; H; H01; H01F; H01F7/00; H01F7/06; H01F7/08; H01F7/16; H01F7/1638; H01F2007/1676
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
AN OPERATOR FOR VALVES OR THE LIKE COMPRISING A BODY PART HAVING AN ANNULAR THROAT PORTION FORMED WITH A COAXIAL ANNULAR SHOULDER, AND AN ELECTROMAGNET ASSEMBLY COMPRISING A NON-MAGNETIC DISC FORMED WITH A PAIR OF APERTURES, A MAGNET COMPRISING A PAIR OF CORE LEGS SEALINGLY FIXED TO SAID DISC WITHIN SAID APERTURES RESPECTIVELY AND TERMINATING AT ONE END IN COPLANAR POLE FACES ADJACENT SAID DISC, PERIPHERAL PORTIONS OF SAID DISC COAXIALLY OVERLAYING SAID ANNULAR SHOULDER, ANNULAR SEALING MEANS INTERPOSED COAXIALLY BETWEEN PORTIONS OF SAID SHOULDER AND DISC, AND MEANS RIGIDLY CLAMPING SAID DISC TO SAID SHOULDER AND THEREBY SAID ELECTROMAGNET ASSEMBLY
Claim 2
Dependent Claim
101 words
AN OPERATOR FOR VALVES OR THE LIKE COMPRISING A BODY PART HAVING AN ANNULAR THROAT PORTION FORMED WITH A COAXIAL ANNULAR SHOULDER, AND AN ELECTROMAGNET ASSEMBLY COMPRISING A NON-MAGNETIC DISC FORMED WITH A PAIR OF APERTURES, A MAGNET COMPRISING A PAIR OF CORE LEGS SEALINGLY FIXED TO SAID DISC WITHIN SAID APERTURES RESPECTIVELY AND TERMINATING AT ONE END IN COPLANAR POLE FACES ADJACENT SAID DISC, PERIPHERAL PORTIONS OF SAID DISC COAXIALLY OVERLAYING SAID ANNULAR SHOULDER, ANNULAR SEALING MEANS INTERPOSED COAXIALLY BETWEEN PORTIONS OF SAID SHOULDER AND DISC, AND MEANS RIGIDLY CLAMPING SAID DISC TO SAID SHOULDER AND THEREBY SAID ELECTROMAGNET ASSEMBLY
References Cited (Backward Citations)
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US2911183A
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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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |