US3776362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stethoscope headset
Assignee: Individual
•
Filing: 1972-05-26
•
Granted: 1973-12-04
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Expires: 1992-05-26
Abstract
Abstract Stethoscope-type headset for conducting sound from a remote location to a user''s ears which is adjustable to fit widely varying individuals while being yet comfortable to all such individuals and secure during all normal head movement.
Inventors
- 👤 A Rice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:19
CPC Classifications
A; A61; A61B; A61B7/00; A61B7/02
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
189 words
Stethoscope headset comprising a pair of curved generally Cshaped arms having upper and lower end portions and joined together through pivot means at the respective lower end portions, each of said curved arms being channel shaped in crosssection, sound carrier conduit means located in said channels and extending generally outwardly of each of the upper end portions of the curved arms to face each other in opposed relation, removable means cooperating with said channel and said conduit means to hold said conduit means in said channel at the upper and lower end portions, earpiece means comprising soft, compliant material and each formed with an inwardly directed tubular portion telescopically connected to the conduit means at the upper, outwardly extending portions thereof, said earpiece means being of sufficient depth to permit same to roll backwardly and outwardly to conform to various shapes of users'' heads, said pivot means comprising a pair of generally disc-shaped mating portions formed at the lower ends of the respective curved arms, detenting means for the disc-like portions comprising indentations and dimples formed on said portions to hold said portions in different positions of angular adjustment.
Claim 2
Dependent Claim
189 words
Stethoscope headset comprising a pair of curved generally Cshaped arms having upper and lower end portions and joined together through pivot means at the respective lower end portions, each of said curved arms being channel shaped in crosssection, sound carrier conduit means located in said channels and extending generally outwardly of each of the upper end portions of the curved arms to face each other in opposed relation, removable means cooperating with said channel and said conduit means to hold said conduit means in said channel at the upper and lower end portions, earpiece means comprising soft, compliant material and each formed with an inwardly directed tubular portion telescopically connected to the conduit means at the upper, outwardly extending portions thereof, said earpiece means being of sufficient depth to permit same to roll backwardly and outwardly to conform to various shapes of users'' heads, said pivot means comprising a pair of generally disc-shaped mating portions formed at the lower ends of the respective curved arms, detenting means for the disc-like portions comprising indentations and dimples formed on said portions to hold said portions in different positions of angular adjustment.
Claim 3
Dependent Claim
59 words
The structure of claim 1 wherein each disc-like portion has a counterbore formed therein, said pivot means comprising a pivot pin disposed in said counterbore permitting pivotal movement of said arms with respect to each other, means biasing said disc-shaped mating portions together, said biasing means being received wholly in the counterbore of one of said mating disc-like portions.
Claim 4
Dependent Claim
21 words
The structure of claim 1 wherein said indentations and dimples are spaced generally equally at an even number of angular locations.
Claim 5
Dependent Claim
43 words
The structure of claim 3 wherein said dimples number four in number spaced at approximate right angles to one another and said indentations number approximately 20 in number equally spaced along the circle to cooperate with said dimples in various positions of adjustment.
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) | 1976-12-03 | 1977-06-04 | 1977-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-03 | 1981-06-04 | 1981-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-03 | 1985-06-04 | 1985-12-04 | $7700.00 | Window Closed / Lapsed |