Patent US4136921A successfully refreshed from Google Patents.
US4136921A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adapter for CB radio replacement
Assignee: Individual
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Filing: 1977-09-12
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Granted: 1979-01-30
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Expires: 1997-09-12
Abstract
Abstract Adapters for use in connecting a single model of a replacement microphone to all makes and models of C B radios. Each adapter includes a shell providing for a female connector at each end of the adapter, screws holding the shell in clamping relationship about said female connectors, a threaded ring for securing the adapter to a C B radio, and electrical conductors operatively electrically connecting the female connectors electrically to each other.
Inventors
- 👤 George F. Hardy
- 👤 Morton E. David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:27
CPC Classifications
H; H01; H01R; H01R31/00
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
79 words
An adapter for use in connecting a model of a replacement mirophone to a C B radio comprising a shell having at least two complementary parts, a first female connector end for connection to the replacement microphone, a second female connector end spaced and insulated from said first connector end for connection to the C B radio, means for chlampingly securing said shell about said connector ends, and wiring means operatively electrically connecting said connector ends to each other.
Claim 2
Dependent Claim
79 words
An adapter for use in connecting a model of a replacement mirophone to a C B radio comprising a shell having at least two complementary parts, a first female connector end for connection to the replacement microphone, a second female connector end spaced and insulated from said first connector end for connection to the C B radio, means for chlampingly securing said shell about said connector ends, and wiring means operatively electrically connecting said connector ends to each other.
Claim 3
Dependent Claim
24 words
An adapter according to claim 1, wherein said shell includes complementary half shells, said securing means comprising screws threadedly engaged in said half shells.
Claim 4
Dependent Claim
23 words
An adapter according to claim 2, including a threaded locking nut disposed about said shell for threaded engagement with the C B radio.
Claim 5
Dependent Claim
27 words
An adapter according to claim 3, wherein said shell includes an integral lock ring to limiting axial movement of said lock nut while permitting rotational movement thereof.
Claim 6
Dependent Claim
15 words
An adapter according to claim 4, wherein said lock nut has a knurled outer surface.
Claim 7
Dependent Claim
20 words
An adapter according to claim 5, wherein said first connector end is of greater diameter than said second connector end.
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) | 1982-01-29 | 1982-07-31 | 1983-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-01-29 | 1986-07-31 | 1987-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-01-29 | 1990-07-31 | 1991-01-30 | $7700.00 | Window Closed / Lapsed |