US3273796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heating and cooling zone valve by-pass
Assignee: Dole Valve Co
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Filing: 1964-03-23
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Granted: 1966-09-20
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Expires: 1984-03-23
Abstract
No abstract record available.
Inventors
- 👤 Carl C Bauerlein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:44
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/12; G05D23/121; G05D23/122; G05D23/02; G05D23/021
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A FLUID CONTROL VALVE COMPRISING: A VALVE BODY HAVING A CHAMBER FORMED THEREIN DEFINED BY AN ELONGATED CHAMBER WALL HAVING SPACED INLET AND OUTLET PORTS OPENING THROUGH SAID CHAMBER WALL AT OPPOSITE ENDS THEREOF, A VALVE MEMBER SLIDABLE ALONG SAID CHAMBER WALL BETWEEN SAID PORTS AND HAVING PORTIONS COOPERABLE WITH EACH OF SAID PORTS TO CONTROL FLUID FLOW THERETHROUGH, TEMPERATURE RESPONSIVE ACTUATING MEANS POSITIONED WITHIN SAID CHAMBER AND CONNECTED TO SAID VALVE MEMBER FOR SHIFTING SAID VALVE MEMBER TO A FLOW CONTROLLING POSITION ADJACENT ONE OR THE OTHER OF SAID PORTS AS A FUNCTION OF THE TEMPERATURE OF FLUID AT SAID INLET PORT, SPRING MEANS BIASING SAID VALVE MEMBER IN ONE DIRECTION, MEANS ENERGIZABLE AS A FUNCTION OF TEMPERATURE REMOTE
Claim 2
Dependent Claim
120 words
A FLUID CONTROL VALVE COMPRISING: A VALVE BODY HAVING A CHAMBER FORMED THEREIN DEFINED BY AN ELONGATED CHAMBER WALL HAVING SPACED INLET AND OUTLET PORTS OPENING THROUGH SAID CHAMBER WALL AT OPPOSITE ENDS THEREOF, A VALVE MEMBER SLIDABLE ALONG SAID CHAMBER WALL BETWEEN SAID PORTS AND HAVING PORTIONS COOPERABLE WITH EACH OF SAID PORTS TO CONTROL FLUID FLOW THERETHROUGH, TEMPERATURE RESPONSIVE ACTUATING MEANS POSITIONED WITHIN SAID CHAMBER AND CONNECTED TO SAID VALVE MEMBER FOR SHIFTING SAID VALVE MEMBER TO A FLOW CONTROLLING POSITION ADJACENT ONE OR THE OTHER OF SAID PORTS AS A FUNCTION OF THE TEMPERATURE OF FLUID AT SAID INLET PORT, SPRING MEANS BIASING SAID VALVE MEMBER IN ONE DIRECTION, MEANS ENERGIZABLE AS A FUNCTION OF TEMPERATURE REMOTE
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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |