US3264998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Traveling wave high frequency vacuum pump
Assignee: Lockheed Martin Corp
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Filing: 1963-09-20
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Granted: 1966-08-09
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Expires: 1983-09-20
Abstract
No abstract record available.
Inventors
- 👤 Edward H Dingman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:11
CPC Classifications
H; H02; H02N; H02N11/00; H02N11/006; F; F04; F04D; F04D19/00; F04D19/02; F04D19/04; F04D33/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A PUMP WHICH COMPRISES A SERIES OF CONDUCTORS MOUNTED ON A PLANAR RESILIENT SHEET WHICH INSULATES SAID CONDUCTORS FROM EACH OTHER, A PLATE CONDUCTOR DISPOSED IN PARALLEL SPACED RELATIONSHIP WITH THE PLANE OF SAID SHEET MEANS FOR MAINTAINING THE PLATE CONDUCTOR ELECTRICALLY NEUTRAL, MEANS FOR SEQUENTIALLY APPLYING A POTENTIAL TO EACH OF THE RESILIENTLY MOUNTED CONDUCTORS TO CAUSE THE SAME TO DEFLECT TOWARD AND FROM THE PLATE CONDUCTOR IN A WAVE MOTION FOR MOVING FLUID BETWEEN THE SHEET AND THE PLATE CONDUCTOR TOWARD A POINT OF EXPULSION.
Claim 2
Dependent Claim
87 words
A PUMP WHICH COMPRISES A SERIES OF CONDUCTORS MOUNTED ON A PLANAR RESILIENT SHEET WHICH INSULATES SAID CONDUCTORS FROM EACH OTHER, A PLATE CONDUCTOR DISPOSED IN PARALLEL SPACED RELATIONSHIP WITH THE PLANE OF SAID SHEET MEANS FOR MAINTAINING THE PLATE CONDUCTOR ELECTRICALLY NEUTRAL, MEANS FOR SEQUENTIALLY APPLYING A POTENTIAL TO EACH OF THE RESILIENTLY MOUNTED CONDUCTORS TO CAUSE THE SAME TO DEFLECT TOWARD AND FROM THE PLATE CONDUCTOR IN A WAVE MOTION FOR MOVING FLUID BETWEEN THE SHEET AND THE PLATE CONDUCTOR TOWARD A POINT OF EXPULSION.
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |