US3209468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Force field facility
Assignee: Westinghouse Electric Corp
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Filing: 1963-05-24
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Granted: 1965-10-05
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Expires: 1983-05-24
Abstract
No abstract record available.
Inventors
- 👤 Frisch Erling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:24
CPC Classifications
B; B64; B64G; B64G7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
IN A GRVITITIONAL FACILITY THE COMBINATION COMPRISING A ROTOR, MEANS FOR SUPPORTING SAID ROTOR ADJACENT THE CENTRAL AXIS THEREOF FOR ROTATION, SAID ROTOR INCLUDING A PERIPHERAL HOLLOW TORUS MEMBER, SAID TORUS MEMBER FORMING AN ENCLOSED CABIN OF ANNULAR CONFIGURATION, A CENTRAL HUB MEBER ENGAGEABLE WITH SAID SUPPORTING MEANS, SPOKE MEANS JOINED RESPECTIVELY AT THEIR ENDS TO SAID HUB MEMBER AND TO SAID TORUS MEMBER FOR FIXEDLY SUPPORTING SAID TORUS ON SAID HUB MEMBER FOR ROTATION THEREWITH, TRACK MEANS EXTENDING BETWEEN SAID HUB MEMBER AND SAID TORUS MEMBER, AND AN ACCESS CHAIR MOUNTED ON A WHEEL SUPPORTED AXLE AND MOVABLE ALONG SAID TRACK MEANS AND BETWEEN SAID HUB MEMBER AND AN OPENING THEREFOR IN SAID TORUS MEMBER TO AFFORD ACCESS TO THE INTERIOR OF SAID CABIN DURING OPERATION OF SAID ROTOR.
Claim 2
Dependent Claim
130 words
IN A GRVITITIONAL FACILITY THE COMBINATION COMPRISING A ROTOR, MEANS FOR SUPPORTING SAID ROTOR ADJACENT THE CENTRAL AXIS THEREOF FOR ROTATION, SAID ROTOR INCLUDING A PERIPHERAL HOLLOW TORUS MEMBER, SAID TORUS MEMBER FORMING AN ENCLOSED CABIN OF ANNULAR CONFIGURATION, A CENTRAL HUB MEBER ENGAGEABLE WITH SAID SUPPORTING MEANS, SPOKE MEANS JOINED RESPECTIVELY AT THEIR ENDS TO SAID HUB MEMBER AND TO SAID TORUS MEMBER FOR FIXEDLY SUPPORTING SAID TORUS ON SAID HUB MEMBER FOR ROTATION THEREWITH, TRACK MEANS EXTENDING BETWEEN SAID HUB MEMBER AND SAID TORUS MEMBER, AND AN ACCESS CHAIR MOUNTED ON A WHEEL SUPPORTED AXLE AND MOVABLE ALONG SAID TRACK MEANS AND BETWEEN SAID HUB MEMBER AND AN OPENING THEREFOR IN SAID TORUS MEMBER TO AFFORD ACCESS TO THE INTERIOR OF SAID CABIN DURING OPERATION OF SAID ROTOR.
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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |