US3071342A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gate
Assignee: Rockwell Manufacturing Co
•
Filing: 1953-08-28
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Granted: 1963-01-01
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Expires: 1973-08-28
Abstract
No abstract record available.
Inventors
- 👤 Allen Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:58
CPC Classifications
F; F16; F16K; F16K3/00; F16K3/02; F16K3/12; F16K3/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
221 words
A GATE VALVE, COMPRISING A BODY HAVING A FLOWWAY THERETHROUGH AND AN OPENING THEREIN INTERSECTING THE FLOWWAY, A SEAT ASSEMBLY INSERTABLE AND REMOVABLE THROUGH THE OPENING IN THE BODY, SAID ASSEMBLY HAVING A FLOWWAY THERETHROUGH REGISTERING WITH THE FLOWWAY THROUGH THE BODY AND AN OPENING REGISTERING WITH THE FLOWWAY THROUGH THE BODY AND AN OPENING INTERSECTING THE FLOWWAY, A BONNET REMOVABLY SECURED TO THE BODY TO COVER THE OPENING THEREIN, A GATE MOUNTED ON THE BONNET FOR MOVEMENT THROUGH THE OPENING IN THE BONNET AND ASSEMBLY TO OPEN AND CLOSE THE FLOWWAY, SAID ASSEMBLY INCLUDING RIGID REINFORCING PORTIONS SURROUNDING THE FLOWWAY ON EACH SIDE OF THE OPENING THEREIN, A BODY OF RESILIENT MATERIAL SURROUNDING SAID RIGID REINFORCING PORTIONS AND EXTENDING ACROSS SAID OPENING TO ABUT THE END OF THE GATE WHEN IN FLOWWAY CLOSING POSITION, SAID VALVE BODY, BONNET, RIGID REINFORCING PORTIONS OF THE SEAL ASSEMBLY, AND THE GATE WHEN IN FLOWWAY CLOSING POSITION FORMING AN INCLOSURE CONFINING THE BODY OF RESILIENT MATERIAL OF SAID SEAT ASSEMBLY, MEANS TO ADJUST THE SIZE OF THE ENCLOSURE WITHIN WHICH THE BODY OF RESILIENT MATERIAL IS CONFINED, AND AN ADDITIONAL RIGID REINFORCING PORTION ON THE ASSEMBLY ATTACHED TO THE RESILIENT PORTION OPPOSITE THE OPENING THEREIN AND EXTENDING CONTINUOUSLY IN A DIRECTION LONGITUDINALLY OF THE FLOWWAY AND SUBSTANTIALLY ACROSS SAID OPENING LONGITUDINALLY OF THE FLOWWAY.
Claim 2
Dependent Claim
221 words
A GATE VALVE, COMPRISING A BODY HAVING A FLOWWAY THERETHROUGH AND AN OPENING THEREIN INTERSECTING THE FLOWWAY, A SEAT ASSEMBLY INSERTABLE AND REMOVABLE THROUGH THE OPENING IN THE BODY, SAID ASSEMBLY HAVING A FLOWWAY THERETHROUGH REGISTERING WITH THE FLOWWAY THROUGH THE BODY AND AN OPENING REGISTERING WITH THE FLOWWAY THROUGH THE BODY AND AN OPENING INTERSECTING THE FLOWWAY, A BONNET REMOVABLY SECURED TO THE BODY TO COVER THE OPENING THEREIN, A GATE MOUNTED ON THE BONNET FOR MOVEMENT THROUGH THE OPENING IN THE BONNET AND ASSEMBLY TO OPEN AND CLOSE THE FLOWWAY, SAID ASSEMBLY INCLUDING RIGID REINFORCING PORTIONS SURROUNDING THE FLOWWAY ON EACH SIDE OF THE OPENING THEREIN, A BODY OF RESILIENT MATERIAL SURROUNDING SAID RIGID REINFORCING PORTIONS AND EXTENDING ACROSS SAID OPENING TO ABUT THE END OF THE GATE WHEN IN FLOWWAY CLOSING POSITION, SAID VALVE BODY, BONNET, RIGID REINFORCING PORTIONS OF THE SEAL ASSEMBLY, AND THE GATE WHEN IN FLOWWAY CLOSING POSITION FORMING AN INCLOSURE CONFINING THE BODY OF RESILIENT MATERIAL OF SAID SEAT ASSEMBLY, MEANS TO ADJUST THE SIZE OF THE ENCLOSURE WITHIN WHICH THE BODY OF RESILIENT MATERIAL IS CONFINED, AND AN ADDITIONAL RIGID REINFORCING PORTION ON THE ASSEMBLY ATTACHED TO THE RESILIENT PORTION OPPOSITE THE OPENING THEREIN AND EXTENDING CONTINUOUSLY IN A DIRECTION LONGITUDINALLY OF THE FLOWWAY AND SUBSTANTIALLY ACROSS SAID OPENING LONGITUDINALLY OF THE FLOWWAY.
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) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |