Patent US3226836A successfully refreshed from Google Patents.
US3226836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-entry-resistant gauges and method
Assignee: B C AMES Co
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Filing: 1964-04-17
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Granted: 1966-01-04
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Expires: 1984-04-17
Abstract
No abstract record available.
Inventors
- 👤 Robert D Bond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:07
CPC Classifications
G; G01; G01D; G01D11/00; G01D11/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
A GAUGE OF THE CHARACTER DESCRIBED HAVING, IN COMBINATION, A CLOSED CASING OPERATIVELY CARRYING A MOVABLE WORK CONTACT AND AN INDICATOR MEMBER MOVABLE OVER A DIAL, GAUGE MECHANISM IN THE CASING INCLUDING MOTION TRANSMITTING MEANS CONNECTING SAID CONTACT TO SAID INDICATOR MEMBER, A TUBULAR MEMBER OPENING AT THE INNER END TO THE CASING INTERIOR AND EXTENDING OUTWARDLY THROUGH A WALL OF THE CASING TO THE EXTERIOR THEREOF, CONDUIT TUBING CONNECTED TO SAID TUBULAR MEMBER EXTERIORLY OF THE CASING AND HAVING MEANS FOR CONNECTION TO A PRESSURE FLUID SUPPLY, SAID LATTER MEANS INCLUDING PROVISION FOR PRESSURE REGULATION WHEREBY TO EFFECT ADMISSION THEREOF TO THE GAUGE CASING SO AS TO RAISE THE INTERIOR VOLUME THEREOF TO AND MAINTAIN IT AT A SELECTED PRESSURE VALUE HIGHER THAN THAT EXTERNALLY AMBIENT TO THE GAUGE CASING TO AN EXTENT SUCH AS TYPIFIED BY COMPRESSED AIR WHEN SUPPLIED TO SAID TUBULAR MEMBER IN THE RANGE OF ABOUT 2 TO 4 P.S.I. AND THEREBY IMPENDING ENTRY OF FOREIGN MATTER TO THE CASING AND CUSHIONING AND FRICTTIONALLY RELEIVING SAID GAUGE MECHANISM THEREIN.
Claim 2
Dependent Claim
174 words
A GAUGE OF THE CHARACTER DESCRIBED HAVING, IN COMBINATION, A CLOSED CASING OPERATIVELY CARRYING A MOVABLE WORK CONTACT AND AN INDICATOR MEMBER MOVABLE OVER A DIAL, GAUGE MECHANISM IN THE CASING INCLUDING MOTION TRANSMITTING MEANS CONNECTING SAID CONTACT TO SAID INDICATOR MEMBER, A TUBULAR MEMBER OPENING AT THE INNER END TO THE CASING INTERIOR AND EXTENDING OUTWARDLY THROUGH A WALL OF THE CASING TO THE EXTERIOR THEREOF, CONDUIT TUBING CONNECTED TO SAID TUBULAR MEMBER EXTERIORLY OF THE CASING AND HAVING MEANS FOR CONNECTION TO A PRESSURE FLUID SUPPLY, SAID LATTER MEANS INCLUDING PROVISION FOR PRESSURE REGULATION WHEREBY TO EFFECT ADMISSION THEREOF TO THE GAUGE CASING SO AS TO RAISE THE INTERIOR VOLUME THEREOF TO AND MAINTAIN IT AT A SELECTED PRESSURE VALUE HIGHER THAN THAT EXTERNALLY AMBIENT TO THE GAUGE CASING TO AN EXTENT SUCH AS TYPIFIED BY COMPRESSED AIR WHEN SUPPLIED TO SAID TUBULAR MEMBER IN THE RANGE OF ABOUT 2 TO 4 P.S.I. AND THEREBY IMPENDING ENTRY OF FOREIGN MATTER TO THE CASING AND CUSHIONING AND FRICTTIONALLY RELEIVING SAID GAUGE MECHANISM THEREIN.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |