US3231232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic control valves
Assignee: Individual
•
Filing: 1963-08-08
•
Granted: 1966-01-25
•
Expires: 1983-08-08
Abstract
No abstract record available.
Inventors
- 👤 Hans D Baumann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:07
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/126; F16K31/1262; G; G05; G05D; G05D16/00; G05D16/14; G05D16/16; G05D16/163
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A CONTROL VALVE, COMPRISING (A) A PORTED HOUSING HAVING AN INNER VALVE PLUG AND AN ORIFICE, (B) A VALVE STEM OPERATIVELY CONNECTED TO THE PLUG, (C) ACTUATOR MEANS CONSISTING OF A MOVABLE PLATE OPERATIVELY CONNNECTED TO THE STEM, THE PLATE BEING RETAINED IN THE HOUSING BY ELASTIC ELEMENTS IN A PRESSURETIGHT FRAME DEFINING TWO CHAMBERS ON OPPOSITE SIDES THEREOF, (D) AN ADJUSTABLE NOZZLE MOUNTED IN THE FRAME AND HAVING A THROTTLING PORTION ARRANGED IN COOPERATIVE RELATIONSHIP TO THE SURFACE OF THE PLATE, THE NOZZLE BEING SEALED AT ITS OUTER CIRCUMFERENCE WITH RESPECT TO THE FRAME IN ONE OF SAID CHAMBERS ADJACENT SAID PLATE, AND (E) A BLEED ORIFICE CONNECTING SAID CHAMBERS ON OPPOSITE SIDES OF THE PLATE WITHIN THE FRAME, AND A CONTROL PRESSURE INLET PORT COMMUNICATING WITH THE OTHER OF SAID CHAMBERS.
Claim 2
Dependent Claim
133 words
A CONTROL VALVE, COMPRISING (A) A PORTED HOUSING HAVING AN INNER VALVE PLUG AND AN ORIFICE, (B) A VALVE STEM OPERATIVELY CONNECTED TO THE PLUG, (C) ACTUATOR MEANS CONSISTING OF A MOVABLE PLATE OPERATIVELY CONNNECTED TO THE STEM, THE PLATE BEING RETAINED IN THE HOUSING BY ELASTIC ELEMENTS IN A PRESSURETIGHT FRAME DEFINING TWO CHAMBERS ON OPPOSITE SIDES THEREOF, (D) AN ADJUSTABLE NOZZLE MOUNTED IN THE FRAME AND HAVING A THROTTLING PORTION ARRANGED IN COOPERATIVE RELATIONSHIP TO THE SURFACE OF THE PLATE, THE NOZZLE BEING SEALED AT ITS OUTER CIRCUMFERENCE WITH RESPECT TO THE FRAME IN ONE OF SAID CHAMBERS ADJACENT SAID PLATE, AND (E) A BLEED ORIFICE CONNECTING SAID CHAMBERS ON OPPOSITE SIDES OF THE PLATE WITHIN THE FRAME, AND A CONTROL PRESSURE INLET PORT COMMUNICATING WITH THE OTHER OF SAID CHAMBERS.
References Cited (Backward Citations)
US991647A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |