US3231104A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coke wharf gate operating mechanism
Assignee: Steel Company of Canada Ltd
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Filing: 1963-06-25
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Granted: 1966-01-25
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Expires: 1983-06-25
Abstract
No abstract record available.
Inventors
- 👤 Samuel O Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:41
CPC Classifications
B; B65; B65D; B65D90/00; B65D90/54; B65D90/62; B65D90/623; C; C10; C10B; C10B39/00; C10B39/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
IN COMBINATION WITH A COKE WHARF HAVING A SERIES OF GATES ARRANGED ALONG ONE EDGE OF THE WHARF AND BEING MOVABLE BETWEEN OPENED AND CLOSED POSITIONS TO REGULATE THE DISCHARGE OF COKE FROM THE WHARF, A SERIES OF FLUID PRESSURE OPERATED ACTUATING MEANS CONNECTED WITH SAID GATES FOR OPENING AND CLOSING THE LATTER, MEANS FOR SUPPLYING FLUID UNDER PRESSURE TO SAID ACTUATING MEANS, VALVE MEANS FOR EACH OF SAID ACTUATING MEANS FOR CONTROLLING THE SUPPLY OF PRESSURE FLUID TO AND DISCHARGE THEREOF FROM SAID FLUID PRESSURE ACTUATING MEANS, MEANS CONTROLLING THE OPERATION OF SAID VALVE MEANS TO OPERATE SAID ACTUATING MEANS TO OPEN AND CLOSE THE RESPECTIVE GATES IN ACCORDANCE WITH A PREDETERMINED SEQUENCE, MEANS FOR SENSING THE PRESENCE OF COKE ON SAID WHARF AND OPERATIVE TO ACTUATE SAID CONTROLLING MEANS FOR CONTROLLING THE OPERATION OF SAID VALVE MEANS TO ACUATE SAID VALVE MEANS TO OPEN AND CLOSE THE RESPECTIVE GATES IN ACCORDANCE WITH SAID PREDETERMINED SEQUENCE AS LONG AS COKE TO BE DISCHARGED FROM SAID WHARF REMAINS ON SAID WHARF.
Claim 2
Dependent Claim
171 words
IN COMBINATION WITH A COKE WHARF HAVING A SERIES OF GATES ARRANGED ALONG ONE EDGE OF THE WHARF AND BEING MOVABLE BETWEEN OPENED AND CLOSED POSITIONS TO REGULATE THE DISCHARGE OF COKE FROM THE WHARF, A SERIES OF FLUID PRESSURE OPERATED ACTUATING MEANS CONNECTED WITH SAID GATES FOR OPENING AND CLOSING THE LATTER, MEANS FOR SUPPLYING FLUID UNDER PRESSURE TO SAID ACTUATING MEANS, VALVE MEANS FOR EACH OF SAID ACTUATING MEANS FOR CONTROLLING THE SUPPLY OF PRESSURE FLUID TO AND DISCHARGE THEREOF FROM SAID FLUID PRESSURE ACTUATING MEANS, MEANS CONTROLLING THE OPERATION OF SAID VALVE MEANS TO OPERATE SAID ACTUATING MEANS TO OPEN AND CLOSE THE RESPECTIVE GATES IN ACCORDANCE WITH A PREDETERMINED SEQUENCE, MEANS FOR SENSING THE PRESENCE OF COKE ON SAID WHARF AND OPERATIVE TO ACTUATE SAID CONTROLLING MEANS FOR CONTROLLING THE OPERATION OF SAID VALVE MEANS TO ACUATE SAID VALVE MEANS TO OPEN AND CLOSE THE RESPECTIVE GATES IN ACCORDANCE WITH SAID PREDETERMINED SEQUENCE AS LONG AS COKE TO BE DISCHARGED FROM SAID WHARF REMAINS ON SAID WHARF.
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) | 1969-01-24 | 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 |