Patent US3184693A successfully refreshed from Google Patents.
US3184693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid displacement electric circuit forming device
Assignee: Lantronics Inc
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Filing: 1962-01-12
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Granted: 1965-05-18
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Expires: 1982-01-12
Abstract
No abstract record available.
Inventors
- 👤 Lanctot Jeanette
- 👤 Donald H Lanctot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:15
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/10; H01P1/12; H01P1/127
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A LIQUID DISPLACEMENT SWITCH FOR USE IN A HIGH FREQUENCY STRIPLINE CENTER CONDUCTOR OF ELONGATED RECTANGULAR SHAPE, COMPRISING, IN COMBINATION: A BODY MEMBER HAVING A GENERALLY RECTANGULARLY SHAPED CHANNEL, THE CENTRAL PORTION OF SAID CHANNEL INCLUDING A RECESSED AREA; A GIVEN QUANTITY OF ELECTRICALLY CONDUCTINGLIQUID DISPOSED IN SAID RECESSES AREA; FLAT ELONGATED RECTANGULAR SHAPED STRIP TERMINALS EXTENDING INTO OPPOSITE ENDS OF SAID CHANNELS NORMALLY OUT OF CONTACT WITH SAID LIQUID AT THEIR INNER ENDS AND ADAPTED TO HAVE THEIR OUTER ENDS CONNECTED INTO SAID STRIPLINE CENTER CONDUCTOR; A DIAPHRAGM POSITIONED OVER SAID CHANNEL; AND FORCE MEANS FOR APPLYING A FORCE AGAINST SAID DIAPHRAGM IN A DIRECTION TO DISPLACE SAID LIQUID THROUGHOUT SAID RECTANGULAR CHANNEL TO EFFECT A BRIDGING CONNECTION BETWEEN SAID STRIP TERMINALS, WHICH BRIDGING CONNECTION IS DIMENSIONED SUBSTANTIALLY SIMILARLY TO SAID STRIP TERMINALS WHEREBY LOSES AND REFLECTION ARE MINIMIZED FOR HIGH FREQUENCY ENERGY PASSED THROUGH SAID STRIPLINE CENTER CONDUCTOR.
Claim 2
Dependent Claim
150 words
A LIQUID DISPLACEMENT SWITCH FOR USE IN A HIGH FREQUENCY STRIPLINE CENTER CONDUCTOR OF ELONGATED RECTANGULAR SHAPE, COMPRISING, IN COMBINATION: A BODY MEMBER HAVING A GENERALLY RECTANGULARLY SHAPED CHANNEL, THE CENTRAL PORTION OF SAID CHANNEL INCLUDING A RECESSED AREA; A GIVEN QUANTITY OF ELECTRICALLY CONDUCTINGLIQUID DISPOSED IN SAID RECESSES AREA; FLAT ELONGATED RECTANGULAR SHAPED STRIP TERMINALS EXTENDING INTO OPPOSITE ENDS OF SAID CHANNELS NORMALLY OUT OF CONTACT WITH SAID LIQUID AT THEIR INNER ENDS AND ADAPTED TO HAVE THEIR OUTER ENDS CONNECTED INTO SAID STRIPLINE CENTER CONDUCTOR; A DIAPHRAGM POSITIONED OVER SAID CHANNEL; AND FORCE MEANS FOR APPLYING A FORCE AGAINST SAID DIAPHRAGM IN A DIRECTION TO DISPLACE SAID LIQUID THROUGHOUT SAID RECTANGULAR CHANNEL TO EFFECT A BRIDGING CONNECTION BETWEEN SAID STRIP TERMINALS, WHICH BRIDGING CONNECTION IS DIMENSIONED SUBSTANTIALLY SIMILARLY TO SAID STRIP TERMINALS WHEREBY LOSES AND REFLECTION ARE MINIMIZED FOR HIGH FREQUENCY ENERGY PASSED THROUGH SAID STRIPLINE CENTER CONDUCTOR.
References Cited (Backward Citations)
US375403A
Cited
US2560717A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-17 | 1968-11-16 | 1969-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-17 | 1972-11-16 | 1973-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-17 | 1976-11-16 | 1977-05-18 | $7700.00 | Window Closed / Lapsed |