US3225600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical differential-pressure meter
Assignee: Continental Elektronidustrie AG
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Filing: 1963-06-28
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Granted: 1965-12-28
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Expires: 1983-06-28
Abstract
No abstract record available.
Inventors
- 👤 Ziegler Horst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:31
CPC Classifications
G; G01; G01L; G01L13/00; G01L13/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
ELECTRICAL DIFFERENTIAL-PRESSURE MEASURING MEANS COMPRISING: A MULTIPART HOUSING AHVING AN INTERIOR DIVIDED INTO TWO PRESSURE CHAMBERS BY MEANS OF HOUSING PARTS HELD TOGETHER BY SCREWS AND A PARTITION CLAMPED BETWEEN SAID PARTS PRESSURE COUPLING MEANS COMMUNICATING WITH SAID CHAMBERS; A DIFFERENTIAL-PRESSURE MEASURING SYSYEM SEALING OFF AN APERTURE IN SAID PARTITION, SAID SYSTEM INCLUDING TWO ELASTIC ELEMENTS AND A CONNECTING ROD TRAVERSING SAID APERTURE AND MECHANICALLY COUPLING SAID ELEMENTS, ANY FORCE TO BE MEASURED ACTING UPON SAID ROD BEING ELECTRICALLY MEASURED BY MEANS OF FORCE COMPENSATING MEASURING MEANS, SAID LAST-NAMED MEANS BEING LOCATED WITHIN SAID MULTIPART HOUSING BETWEEN SAID ELASTIC ELEMENTS IN ITS OWN SEPARATE HOUSING SEALED OFF FROM SAID
Claim 2
Dependent Claim
109 words
ELECTRICAL DIFFERENTIAL-PRESSURE MEASURING MEANS COMPRISING: A MULTIPART HOUSING AHVING AN INTERIOR DIVIDED INTO TWO PRESSURE CHAMBERS BY MEANS OF HOUSING PARTS HELD TOGETHER BY SCREWS AND A PARTITION CLAMPED BETWEEN SAID PARTS PRESSURE COUPLING MEANS COMMUNICATING WITH SAID CHAMBERS; A DIFFERENTIAL-PRESSURE MEASURING SYSYEM SEALING OFF AN APERTURE IN SAID PARTITION, SAID SYSTEM INCLUDING TWO ELASTIC ELEMENTS AND A CONNECTING ROD TRAVERSING SAID APERTURE AND MECHANICALLY COUPLING SAID ELEMENTS, ANY FORCE TO BE MEASURED ACTING UPON SAID ROD BEING ELECTRICALLY MEASURED BY MEANS OF FORCE COMPENSATING MEASURING MEANS, SAID LAST-NAMED MEANS BEING LOCATED WITHIN SAID MULTIPART HOUSING BETWEEN SAID ELASTIC ELEMENTS IN ITS OWN SEPARATE HOUSING SEALED OFF FROM SAID
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |