US3157876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Velocity measuring system
Assignee: General Electric Co
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Filing: 1961-02-16
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Granted: 1964-11-17
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Expires: 1981-02-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Frank Ramsey Dickey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:48
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/50; G01S13/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
APPARATUS FOR MEASURING THE VELOCITY OF A BODY RELATIVE TO A SPATIAL REFERENCE COMPRISING: AT LEAST TWO DISPLACED, WAVE RADIATING MEANS FOR PROVIDING A STANDING WAVE PATTERN WITH RESPECT TO SAID SPATIAL REFERENCE: FIRST AND SECOND PROBE ANTENNAE ARRANGED ON SAID BODY AT DISPLACED POSITIONS ALONG AN AXIS FOR WHICH THE VELOCITY MEASUREMENT IS TO BE MADE; AND RECEIVING MEANS CONNECTED TO SAID ANTENNAE AND ADAPTED TO MEASURE THE TIME DIFFERENTIAL BETWEEN WHICH THE SUBSTANTIALLY LIKE SIGNAL TRAINS ARE RECEIVED AT SAID ANTENNAE.
Claim 2
Dependent Claim
83 words
APPARATUS FOR MEASURING THE VELOCITY OF A BODY RELATIVE TO A SPATIAL REFERENCE COMPRISING: AT LEAST TWO DISPLACED, WAVE RADIATING MEANS FOR PROVIDING A STANDING WAVE PATTERN WITH RESPECT TO SAID SPATIAL REFERENCE: FIRST AND SECOND PROBE ANTENNAE ARRANGED ON SAID BODY AT DISPLACED POSITIONS ALONG AN AXIS FOR WHICH THE VELOCITY MEASUREMENT IS TO BE MADE; AND RECEIVING MEANS CONNECTED TO SAID ANTENNAE AND ADAPTED TO MEASURE THE TIME DIFFERENTIAL BETWEEN WHICH THE SUBSTANTIALLY LIKE SIGNAL TRAINS ARE RECEIVED AT SAID ANTENNAE.
References Cited (Backward Citations)
US2083945A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-17 | 1968-05-18 | 1968-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-17 | 1972-05-18 | 1972-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-17 | 1976-05-18 | 1976-11-17 | $7700.00 | Window Closed / Lapsed |