US3334518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmitter for an electromagnetic flowmeter
Assignee: Yokogawa Electric Corp
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Filing: 1964-09-25
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Granted: 1967-08-08
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Expires: 1984-09-25
Abstract
No abstract record available.
Inventors
- 👤 Miyamichi Shigeru
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:23
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/56; G01F1/58; G01F1/586
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A TRANSMITTER FOR AN ELECTROMAGNETIC FLOWMETER COMPRISING A METALLIC CYLINDRICAL CASE HAVING A FLANGE AT EACH END, A COIL FITTING PLATE SECURED TO THE INTERIOR OF SAID CASE AND DEFINING A HOLLOW CYLINDRICAL INTERIOR AND A CHAMBER BETWEEN SAID PLATE AND SAID CASE, AN IRON CORE AND AN EXCITING COIL DISPOSED IN SAID CHAMBER, AND A CYLINDRICAL CONDUIT PIPE MEMBER FORMED SEPARATELY FROM SAID HOUSING MEMBER ARRANGED WITHIN SAID HOLLOW CYLINDRICAL INTERIOR OF SAID FITTING PLATE AND HAVING A PAIR OF ELECTRODES, AND MEANS AT BOTH ENDS OF SAID CASE AND CONNECTED TO A RESPECTIVE FLANGE OF SAID CASE FOR HOLDING SAID CONDUIT PIPE MEMBER IN POSITION AND FOR CONNECTING PIPING TO SAID CASE.
Claim 2
Dependent Claim
114 words
A TRANSMITTER FOR AN ELECTROMAGNETIC FLOWMETER COMPRISING A METALLIC CYLINDRICAL CASE HAVING A FLANGE AT EACH END, A COIL FITTING PLATE SECURED TO THE INTERIOR OF SAID CASE AND DEFINING A HOLLOW CYLINDRICAL INTERIOR AND A CHAMBER BETWEEN SAID PLATE AND SAID CASE, AN IRON CORE AND AN EXCITING COIL DISPOSED IN SAID CHAMBER, AND A CYLINDRICAL CONDUIT PIPE MEMBER FORMED SEPARATELY FROM SAID HOUSING MEMBER ARRANGED WITHIN SAID HOLLOW CYLINDRICAL INTERIOR OF SAID FITTING PLATE AND HAVING A PAIR OF ELECTRODES, AND MEANS AT BOTH ENDS OF SAID CASE AND CONNECTED TO A RESPECTIVE FLANGE OF SAID CASE FOR HOLDING SAID CONDUIT PIPE MEMBER IN POSITION AND FOR CONNECTING PIPING TO SAID CASE.
References Cited (Backward Citations)
US3018799A
Cited
FR1342211A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |