Patent US4002166A successfully refreshed from Google Patents.
US4002166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bypassed scuba regulator
Assignee: HTM Sport SpA
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Filing: 1975-04-23
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Granted: 1977-01-11
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Expires: 1995-04-23
Abstract
Abstract The regulator control chamber is bypassed by a bypass tube conducting the incoming air directly to the mouthpiece.
Inventors
- 👤 Bill N. Oliver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:00
CPC Classifications
B; B63; B63C; B63C11/00; B63C11/02; B63C11/18; B63C11/22; B63C11/2227
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
In a scuba second stage regulator comprising a regulator control chamber, a flexible diaphragm at one end of said chamber, a mouthpiece tube at another end of said chamber, and an air supply connected to a side of said chamber, said air supply including an air valve, and a demand lever in said chamber which is connected to said valve and in engagement with said diaphragm to be adapted to be actuated by said diaphragm to open and close said valve; the improvement of an air bypass tube extending from said air supply to said mouthpiece tube to bypass the incoming air from said air supply around said control chamber, and said bypass tube having a tangential connection with said mouthpiece tube, and an adjustable air baffle positioned inside said mouthpiece tube, said baffle extending lengthwise of said mouthpiece tube and positioned opposite to said tangential connection at an obtuse angle with respect to the longitudinal axis of said tangential connection; said baffle divergently inclined towards the mouthpiece end of said tube.
Claim 2
Dependent Claim
172 words
In a scuba second stage regulator comprising a regulator control chamber, a flexible diaphragm at one end of said chamber, a mouthpiece tube at another end of said chamber, and an air supply connected to a side of said chamber, said air supply including an air valve, and a demand lever in said chamber which is connected to said valve and in engagement with said diaphragm to be adapted to be actuated by said diaphragm to open and close said valve; the improvement of an air bypass tube extending from said air supply to said mouthpiece tube to bypass the incoming air from said air supply around said control chamber, and said bypass tube having a tangential connection with said mouthpiece tube, and an adjustable air baffle positioned inside said mouthpiece tube, said baffle extending lengthwise of said mouthpiece tube and positioned opposite to said tangential connection at an obtuse angle with respect to the longitudinal axis of said tangential connection; said baffle divergently inclined towards the mouthpiece end of said tube.
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) | 1980-01-11 | 1980-07-12 | 1981-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-01-11 | 1984-07-12 | 1985-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-01-11 | 1988-07-12 | 1989-01-11 | $7700.00 | Window Closed / Lapsed |