US3194201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Underwater missile
Assignee: Individual
•
Filing: 1961-02-13
•
Granted: 1965-07-13
•
Expires: 1981-02-13
Abstract
No abstract record available.
Inventors
- 👤 Thomas G Lang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:08
CPC Classifications
F; F42; F42B; F42B19/00; F42B19/12; F42B19/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A TORPEDO COMPRISING; (A) AN ELONGATED HULL, (B) THE MAJOR PORTION OF THE LENGTH OF SAID HULL BEING OF WATER PENETRABLE MATERIAL ADAPTED TO PERMIT FLOW OF WATER FROM THE BOUNDARY LAYER THROUGH SAID HULL INTO A SPACE THEREWITHIN, (C) A PUMP ADAPTED TO DISCHARGE A JET OF WATER REARWARDLY FROM THE TORPEDO, SAID JET PROVIDING THE SOLE SOURCE OF THRUST FOR PROPELLING SAME, (D) SAID PUMP COMMUNICATING WITH SAID SPACE FOR PROVIDING SUCTION TO PRODUCE SAID FLOW, (E) A MAJOR PORTION OF THE POWER APPLIED TO THE PUMP BEING UTILIZED FOR PROPULSION OF THE TORPEDO AND A MINOR PORTION FOR PRODUCING SAID SUCTION, (F) WHEREBY AS SAID MATERIAL TENDS TO CLOG WITH FOREIGN MATTER, SAID PUMP TENDS TO MAINTAIN SAID FLOW SUBSTANTIALLY CONSTANT WITHOUT SUBSTANTIAL DECREASE IN THE PROPULSION EFFECT OF SAID JET.
Claim 2
Dependent Claim
134 words
A TORPEDO COMPRISING; (A) AN ELONGATED HULL, (B) THE MAJOR PORTION OF THE LENGTH OF SAID HULL BEING OF WATER PENETRABLE MATERIAL ADAPTED TO PERMIT FLOW OF WATER FROM THE BOUNDARY LAYER THROUGH SAID HULL INTO A SPACE THEREWITHIN, (C) A PUMP ADAPTED TO DISCHARGE A JET OF WATER REARWARDLY FROM THE TORPEDO, SAID JET PROVIDING THE SOLE SOURCE OF THRUST FOR PROPELLING SAME, (D) SAID PUMP COMMUNICATING WITH SAID SPACE FOR PROVIDING SUCTION TO PRODUCE SAID FLOW, (E) A MAJOR PORTION OF THE POWER APPLIED TO THE PUMP BEING UTILIZED FOR PROPULSION OF THE TORPEDO AND A MINOR PORTION FOR PRODUCING SAID SUCTION, (F) WHEREBY AS SAID MATERIAL TENDS TO CLOG WITH FOREIGN MATTER, SAID PUMP TENDS TO MAINTAIN SAID FLOW SUBSTANTIALLY CONSTANT WITHOUT SUBSTANTIAL DECREASE IN THE PROPULSION EFFECT OF SAID JET.
References Cited (Backward Citations)
US2147550A
Cited
US2382593A
Cited
US2742247A
Cited
GB717416A
Cited
US3066893A
Cited
US2969759A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |