US3097565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ship deck level sensor
Assignee: —
•
Filing: —
•
Granted: 1963-07-16
•
Expires: 1980-07-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:15
CPC Classifications
B; B63; B63B; B63B39/00; B63B39/14; B63G; B63G1/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
109 words
IN A LEVEL SENSING DEVICE FIXEDLY MOUNTED ON THE DECK OF A SHIP FOR PRODUCING A ROCKET FIRING SIGNAL WHEN THE DECK OF THE SHIP IS IN A LEVEL CONDITION, A LIGHT SENSITIVE CELL RENDERED INEFFECTIVE AS A SHADOW IS CAST THEREON, MEANS FOR PROJECTING LIGHT ONTO SAID LIGHT SENSITIVE CELL, AN OMNI-DIRECTIONAL MOVABLE PENDULUM RESPONSIVE TO THE PITCH AND ROLL OF THE SHIP FOR INTERRUPTING SAID LIGHT AND CASTING SAID SHADOW ONTO THE LIGHT SENSITIVE CELL TO INACTIVATE THE CELL AND PRODUCE SAID FIRING SIGNAL ONLY WHEN THE DECK OF THE SHIP IS IN SAID LEVEL CONDITION AND THE PENDULUM S IN AXIAL ALIGNMENT WITH THE LIGHT SENSI-
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |