US3178931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic measuring apparatus
Assignee: Moore Products Co
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Filing: 1961-04-13
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Granted: 1965-04-20
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Expires: 1981-04-13
Abstract
No abstract record available.
Inventors
- 👤 David B Kirk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:53
CPC Classifications
G; G01; G01B; G01B13/00; G01B13/08; G01B13/10; Y; Y10; Y10T; Y10T137/00; Y10T137/2278
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
IN MEASURING APPARATUS HAVING A SOURCE OF FLUID UNDER PRESSURE, A FLUID PRESSURE REGULATOR CONNECTED TO SAID SOURCE, A GAGE MEMBER, A FLUID CONNECTION BETWEEN SAID FLUID PRESSURE REGULATOR AN SAID GAGE MEMBER, FLOW LIMITING MEANS BETWEEN SAID REGULATOR AND SAID GAGE MEMBER, SAID GAGE MEMBER HAVING A DISCHARGE OPENING CONTROLLED BY A DIMENSION OF THE WORK TO BE MEASURED, A RELAY INTERPOSED IN SAID FLUID CONNECTION BETWEEN SAID FLOW LIMITING DEVICE AND SAID GAGE MEMBER AND HAVING AN INLET CONNECTION CONNECTED TO SAID FLOW LIMITING DEVICE AND AN OUTLET CONNECTION CONNECTED TO SAID GAGE MEMBER, SAID RELAY HAVING PORTIONS FOR RETAINING IN SAID FLUID CONNECTION UPSTREAM OF SAID RELAY AN ELEVATED PRESSURE LEVEL WHEN SAID DISCHARGE OPENING IS UNRESTRICTED, AND A PRESSURE OUTPUT CONNECTION CONNECTED TO SAID FLUID CONNECTION BETWEEN SAID FLOW LIMITING MEANS AND SAID RELAY.
Claim 2
Dependent Claim
138 words
IN MEASURING APPARATUS HAVING A SOURCE OF FLUID UNDER PRESSURE, A FLUID PRESSURE REGULATOR CONNECTED TO SAID SOURCE, A GAGE MEMBER, A FLUID CONNECTION BETWEEN SAID FLUID PRESSURE REGULATOR AN SAID GAGE MEMBER, FLOW LIMITING MEANS BETWEEN SAID REGULATOR AND SAID GAGE MEMBER, SAID GAGE MEMBER HAVING A DISCHARGE OPENING CONTROLLED BY A DIMENSION OF THE WORK TO BE MEASURED, A RELAY INTERPOSED IN SAID FLUID CONNECTION BETWEEN SAID FLOW LIMITING DEVICE AND SAID GAGE MEMBER AND HAVING AN INLET CONNECTION CONNECTED TO SAID FLOW LIMITING DEVICE AND AN OUTLET CONNECTION CONNECTED TO SAID GAGE MEMBER, SAID RELAY HAVING PORTIONS FOR RETAINING IN SAID FLUID CONNECTION UPSTREAM OF SAID RELAY AN ELEVATED PRESSURE LEVEL WHEN SAID DISCHARGE OPENING IS UNRESTRICTED, AND A PRESSURE OUTPUT CONNECTION CONNECTED TO SAID FLUID CONNECTION BETWEEN SAID FLOW LIMITING MEANS AND SAID RELAY.
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) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |