US3144290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple-point electrical connector
Assignee: Blonder Tongue Electronics
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Filing: 1961-03-20
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Granted: 1964-08-11
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Expires: 1981-03-20
Abstract
No abstract record available.
Inventors
- 👤 Isaac S Blonder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:44
CPC Classifications
H; H01; H01R; H01R24/00; H01R24/28; H01R2103/00; Y; Y10; Y10S; Y10S411/00; Y10S411/918
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
225 words
A CONNECTOR FOR PROVIDING READY CONNECTION TO AND DISCONNECTION FROM A RADIO FREQUENCY TRANSMISSION LINE, COMPRISING, IN COMBINATION, A PAIR OF SUBSTANTIALLY PARALLEL PLANAR LUGS EACH HAVING AT A CORRESPONDING END THEREOF A PAIR OF OPPOSITE LATERAL ARMS CURVING TRANSVERSELY OUT OF THE PLANE OF THE LUG INTO THE FORM OF A SUBSTANTIALLY ELLIPTICAL CROSS-SECTION TUBULAR RECEPTACLE WITH A LONGITUDINAL SPLIT EXTENDING ALONG THE LUG BETWEEN SAID ARMS, SAID RECEPTACLE HAVING AN ENTRANCE EXTREMITY WITH EDGE PORTIONS FLARING OUTWARDLY ADJACENT THE SPLIT, AND MEANS FOR ESTABLISHING A RELEASABLE RADIO FREQUENCY CONNECTION TO SAID LUGS AND SIMULTANEOUSLY CLEANING THE INNER WALLS OF SAID RECEPTACLES SUBSTANTIALLY THROUGHOUT THEIR LENGTH AT REGIONS ADJACENT THE LONGITUDINAL EDGES OF SAID SPLITS AND REGIONS OPPOSITE SAID SPLITS, SAID MEANS COMPRISING A PLUG HAVING A PAIR OF SCREWS ALIGNED WITH SAID RECEPTACLES, RESPECTIVELY, EACH SCREW HAVING A SUBSTANTIALLY CIRCULAR CROSSSECTION WITH AN OUTER THREAD DIAMETER EQUAL SUBSTANTIALLY TO THE MINOR AXIS OF THE SUBSTANTIALLY ELLIPTICAL FLARED ENTRANCE EXTREMITY OF THE CORRESPONDING RECEPTABLE, BUT BEING GREATER THAN THE MINOR AXIS OF THE REMAINDER OF THE SUBSTANTIALLY ELLIPTICAL RECEPTACLE, WHEREBY WHEN SAID SCREWS ARE INSERTED IN SAID RECEPTACLES THROUGH SAID ENTRANCE EXTREMITIES, SAID THREADS SCRAPE SAID REGIONS OF SAID RECEPTACLE WALLS AND FORCE OPEN SAID RECEPTACLE SPLITS TO ESTABLISH CLEAN, RELIABLE RADIO FREQUENCY CONTACT AT SUCCESSIVE THREAD POSITIONS THROUGHOUT THE LENGTH OF SAID REGIONS.
Claim 2
Dependent Claim
225 words
A CONNECTOR FOR PROVIDING READY CONNECTION TO AND DISCONNECTION FROM A RADIO FREQUENCY TRANSMISSION LINE, COMPRISING, IN COMBINATION, A PAIR OF SUBSTANTIALLY PARALLEL PLANAR LUGS EACH HAVING AT A CORRESPONDING END THEREOF A PAIR OF OPPOSITE LATERAL ARMS CURVING TRANSVERSELY OUT OF THE PLANE OF THE LUG INTO THE FORM OF A SUBSTANTIALLY ELLIPTICAL CROSS-SECTION TUBULAR RECEPTACLE WITH A LONGITUDINAL SPLIT EXTENDING ALONG THE LUG BETWEEN SAID ARMS, SAID RECEPTACLE HAVING AN ENTRANCE EXTREMITY WITH EDGE PORTIONS FLARING OUTWARDLY ADJACENT THE SPLIT, AND MEANS FOR ESTABLISHING A RELEASABLE RADIO FREQUENCY CONNECTION TO SAID LUGS AND SIMULTANEOUSLY CLEANING THE INNER WALLS OF SAID RECEPTACLES SUBSTANTIALLY THROUGHOUT THEIR LENGTH AT REGIONS ADJACENT THE LONGITUDINAL EDGES OF SAID SPLITS AND REGIONS OPPOSITE SAID SPLITS, SAID MEANS COMPRISING A PLUG HAVING A PAIR OF SCREWS ALIGNED WITH SAID RECEPTACLES, RESPECTIVELY, EACH SCREW HAVING A SUBSTANTIALLY CIRCULAR CROSSSECTION WITH AN OUTER THREAD DIAMETER EQUAL SUBSTANTIALLY TO THE MINOR AXIS OF THE SUBSTANTIALLY ELLIPTICAL FLARED ENTRANCE EXTREMITY OF THE CORRESPONDING RECEPTABLE, BUT BEING GREATER THAN THE MINOR AXIS OF THE REMAINDER OF THE SUBSTANTIALLY ELLIPTICAL RECEPTACLE, WHEREBY WHEN SAID SCREWS ARE INSERTED IN SAID RECEPTACLES THROUGH SAID ENTRANCE EXTREMITIES, SAID THREADS SCRAPE SAID REGIONS OF SAID RECEPTACLE WALLS AND FORCE OPEN SAID RECEPTACLE SPLITS TO ESTABLISH CLEAN, RELIABLE RADIO FREQUENCY CONTACT AT SUCCESSIVE THREAD POSITIONS THROUGHOUT THE LENGTH OF SAID REGIONS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |