Patent US3993879A successfully refreshed from Google Patents.
US3993879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acoustical communications headset
Assignee: Individual
•
Filing: 1975-03-24
•
Granted: 1976-11-23
•
Expires: 1995-03-24
Abstract
Abstract The detachable communications headset described herein is all acoustic, comprising support means for coupling a mouthpiece tube to a transmitter tube and a receiver tube to an ear tube and for supporting the headset on the user's head. All electronic components necessary for radio and telephone communications are remote from the user's head.
Inventors
- 👤 Wallace Keith Larkin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:34
CPC Classifications
H; H04; H04M; H04M1/00; H04M1/02; H04M1/04; H04M1/05; H04B; H04B1/00; H04B1/38; H04B1/3827; H04B1/385; H04R; H04R1/00; H04R1/10; H04R1/1016; H04R1/1058; H04R1/20; H04R1/32; H04R1/34; H04R1/342; H04R1/345
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
125 words
An acoustical communications headset for use with communications equipment, said headset comprising: a transmitter tube having one end detachably coupled to the communications equipment for conducting sound thereto and the other end terminating in a mouthpiece tube positioned near the user's mouth for conducting sound therefrom; a receiver tube detachably coupled at one end to the communications equipment for conducting sound therefrom and at the other end terminating in an ear tube positioned in the user's ear for conducting sound thereto; and head mounted support means for supporting the other ends of the transmitter, mouthpiece, receiver and ear tubes, respectively, adjacent the user's ear and for conducting sound from the mouthpiece tube to the transmitter tube and from the receiver tube to the ear tube.
Claim 2
Dependent Claim
125 words
An acoustical communications headset for use with communications equipment, said headset comprising: a transmitter tube having one end detachably coupled to the communications equipment for conducting sound thereto and the other end terminating in a mouthpiece tube positioned near the user's mouth for conducting sound therefrom; a receiver tube detachably coupled at one end to the communications equipment for conducting sound therefrom and at the other end terminating in an ear tube positioned in the user's ear for conducting sound thereto; and head mounted support means for supporting the other ends of the transmitter, mouthpiece, receiver and ear tubes, respectively, adjacent the user's ear and for conducting sound from the mouthpiece tube to the transmitter tube and from the receiver tube to the ear tube.
Claim 3
Dependent Claim
40 words
An acoustical communications headset as in claim 1 further including coupling means for coupling a microphone to the transmitting tube and a receiver to the receiver tube, and for detachably coupling the transmitter and receiver tubes to a communications console.
Claim 4
Dependent Claim
32 words
An acoustical communications headset as in claim 2 wherein the coupling means also contains a microphone, a receiver and electric circuit means to connect the microphone and receiver to a communications console.
Claim 5
Dependent Claim
30 words
An acoustical communications headset as in claim 1 further including adjustment means for adjustably coupling the mouthpiece tube to the support means to position one end adjacent the user's mouth.
Claim 6
Dependent Claim
23 words
An acoustical communications headset as in claim 1 wherein the transmitter, receiver and ear tubes are constructed of flexible and resilient plastic material.
Claim 7
Dependent Claim
21 words
An acoustical communications headset as in claim 5 wherein the transmitter, receiver and ear tubes are constructed of polyvinylchloride plastic material.
Claim 8
Dependent Claim
31 words
An acoustical communications headset as in claim 1 wherein the support means and mouthpiece tube are constructed of high impact resistant plastic material and contoured to fit around the user's ear.
Claim 9
Dependent Claim
21 words
An acoustical communications headset as in claim 7 wherein the support means and mouthpiece tube is constructed of polyvinylchloride plastic material.
Claim 10
Dependent Claim
17 words
An acoustical communications headset as in claim 7 wherein the support means is a post auricle mount.
Claim 11
Dependent Claim
20 words
An acoustical communications headset as in claim 3 wherein the coupling means is constructed of high impact resistant plastic material.
Claim 12
Dependent Claim
18 words
An acoustical communications headset as in claim 3 wherein the coupling means is rigidly connected to the console.
Claim 13
Dependent Claim
18 words
An acoustical communications headset as in claim 3 wherein the coupling means is worn on the user's body.
References Cited (Backward Citations)
US1541121A
Cited
US1615974A
Cited
US3671685A
Cited
US3610830A
Cited
US3781492A
Cited
US3693748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-11-23 | 1980-05-24 | 1980-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-11-23 | 1984-05-24 | 1984-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-11-23 | 1988-05-24 | 1988-11-23 | $7700.00 | Window Closed / Lapsed |