Patent US4175217A successfully refreshed from Google Patents.
US4175217A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telephone headset
Assignee: Individual
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Filing: 1978-03-30
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Granted: 1979-11-20
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Expires: 1998-03-30
Abstract
Abstract A telephone headset including a dialing mechanism for allowing a user to place and receive calls, without being disturbed by loud noises nearby, when the headset is connected to a telephone line. The headset also includes a signaling device for alerting the user to incoming calls when a switch on the headset is in one of two given states. A dial tone is obtained prior to making outgoing calls by placing the switch in its second state.
Inventors
- 👤 Lewis M. Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:02
CPC Classifications
H; H04; H04M; H04M1/00; H04M1/02; H04M1/04; H04M1/05; H04M1/23
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
251 words
A telephone headset for connection to a telephone line, said headset having a pair of earphones and a microphone contained therein, said headset comprising: a headstrap formed to span the head of a user; first and second housings connected to said headstrap for placement adjacent the two ears of said user, said earphones being mounted in said housings for directing sound towards the user's ears; a telephone dialing mechanism disposed one one of said housings on the surface thereof disposably remote from the user's ear; an arm comprising two pivotally connected portions, one end of said arm being connected to the lower portion of either one of said housings and the other end of said arm being connected to said microphone for positioning said microphone in the vicinity of the user's mouth; signaling means disposed in said headset for alerting the user to an incoming call when said headset is operatively connected to said telephone line; circuit network means disposed in said headset for coupling said earphone, said microphone, said dialing mechanism, and said signaling means to said telephone line; and switch means connected to said circuit network means for selecting either a first operating state for said headset wherein said signaling means is connected to said telephone line for alerting the user to an incoming call, or a second operating state wherein said microphone, said earphones and said dialing mechanism are connected to said telephone line for enabling said user to place an outgoing call and converse using said headset.
Claim 2
Dependent Claim
251 words
A telephone headset for connection to a telephone line, said headset having a pair of earphones and a microphone contained therein, said headset comprising: a headstrap formed to span the head of a user; first and second housings connected to said headstrap for placement adjacent the two ears of said user, said earphones being mounted in said housings for directing sound towards the user's ears; a telephone dialing mechanism disposed one one of said housings on the surface thereof disposably remote from the user's ear; an arm comprising two pivotally connected portions, one end of said arm being connected to the lower portion of either one of said housings and the other end of said arm being connected to said microphone for positioning said microphone in the vicinity of the user's mouth; signaling means disposed in said headset for alerting the user to an incoming call when said headset is operatively connected to said telephone line; circuit network means disposed in said headset for coupling said earphone, said microphone, said dialing mechanism, and said signaling means to said telephone line; and switch means connected to said circuit network means for selecting either a first operating state for said headset wherein said signaling means is connected to said telephone line for alerting the user to an incoming call, or a second operating state wherein said microphone, said earphones and said dialing mechanism are connected to said telephone line for enabling said user to place an outgoing call and converse using said headset.
Claim 3
Dependent Claim
15 words
A headset according to claim 1, wherein said headstrap comprises a resilient, arcuately formed material.
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) | 1982-11-19 | 1983-05-21 | 1983-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-11-19 | 1987-05-21 | 1987-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-11-19 | 1991-05-21 | 1991-11-20 | $7700.00 | Window Closed / Lapsed |