US3354655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatically operated door for water control
Assignee: Individual
•
Filing: 1965-09-17
•
Granted: 1967-11-28
•
Expires: 1985-09-17
Abstract
No abstract record available.
Inventors
- 👤 Charles V Armond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:16
CPC Classifications
E; E02; E02B; E02B7/00; E02B7/20; E02B7/205; E02B13/00; E02B13/02; E02B7/26; E02B7/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A SYSTEM FOR REGULATING CHANGE IN LEVEL OF A FLUID BODY COMPRISING FLOW CONTROLLING GATE MEANS THROUGH WHICH FLUID FROM SAID FLUID BODY MAY FLOW TO REDUCE THE LEVEL THEREOF, DRIVE MEANS CONNECTED TO THE GATE MEANS FOR POSITIONING THEREOF TO CONTROL THE FLOW RATE OF SAID FLUID, AND CONTROL MEANS CONNECTED TO DRIVE MEANS FOR VARYING THE FLOW RATE IN RESPONSE TO CHANGES IN A PREDETERMINED POSITIONED RELATIONSHIP BETWEEN THE LEVEL OF SAID FLUID BODY AND THE POSITION OF THE GATE MEANS, SAID CONTROL MEANS INCLUDING FLUID LEVEL SENSING MEANS MOUNTED BY THE GATE MEANS AND MOVABLE THEREWITH BY THE DRIVE MEANS.
Claim 2
Independent Claim
103 words
A SYSTEM FOR REGULATING CHANGE IN LEVEL OF A FLUID BODY COMPRISING FLOW CONTROLLING GATE MEANS THROUGH WHICH FLUID FROM SAID FLUID BODY MAY FLOW TO REDUCE THE LEVEL THEREOF, DRIVE MEANS CONNECTED TO THE GATE MEANS FOR POSITIONING THEREOF TO CONTROL THE FLOW RATE OF SAID FLUID, AND CONTROL MEANS CONNECTED TO DRIVE MEANS FOR VARYING THE FLOW RATE IN RESPONSE TO CHANGES IN A PREDETERMINED POSITIONED RELATIONSHIP BETWEEN THE LEVEL OF SAID FLUID BODY AND THE POSITION OF THE GATE MEANS, SAID CONTROL MEANS INCLUDING FLUID LEVEL SENSING MEANS MOUNTED BY THE GATE MEANS AND MOVABLE THEREWITH BY THE DRIVE MEANS.
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) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |