US3402347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vertical stand for a superconductive magnet having a vertically guided probe carriage
Assignee: Varian Medical Systems Inc
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Filing: 1966-04-25
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Granted: 1968-09-17
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Expires: 1986-04-25
Abstract
No abstract record available.
Inventors
- 👤 Forrest A Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:48
CPC Classifications
H; H01; H01F; H01F6/00; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/879
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A SUPERCONDUCTIVE MAGNET APPARATUS INCLUDING MEANS FORMING A SUPERCONDUCTIVE SOLENOID FOR PRODUCING AN INTENSE MAGNETIC FIELD WITHIN ITS INTERIOR REGION, MEANS FORMING A CRYOSTAT ENVELOPING SAID SOLENOID FOR COOLING SAID SOLENOID TO SUPERCONDUCTIVE TEMPERATURE, SAID CRYOSTAT HAVING A REENTRANT BORE EXTENDING COAXIALLY OF AND INTO THE CENTRAL REGION OF SAID SOLENOID, MEANS FORMING A STAND FOR SUPPORTING SAID CRYOSTAT AND SOLENOID WITH SAID BORE BEING VERTICALLY DIRECTED INTO SAID CRYOSTAT FROM THE BOTTOM OF SAID CRYOSTAT, SAID STAND MEANS INCLUDING A VERTICALLY TRANSLATABLE PROBE SUPPORT CARRIAGE FOR VERTICALLY INSERTING AND WITHDRAWING A PROBE WITHIN SAID REENTRANT BORE FROM BELOW SAID CRYOSTAT, AND SAID REENTRANT FURTHER INCLUDING MEANS FOR HORIZONTALLY GUIDING THE VERTICAL MOVEMENT OF SAID PROBECARRIAGE TO ONE PREDETERMINED VERTICAL PATH WHICH BRINGS THE VERTICAL PATH OF THE PROBE INTO COAXIAL REGISTRATION WITH THE VERTICAL AXIS OF SAID REENTRANT BORE, WHEREBY VERTICAL INSERTION OF THE PROBE INTO SAID BORE OF SAID CRYOSTAT IS FACILITATED.
Claim 2
Dependent Claim
154 words
A SUPERCONDUCTIVE MAGNET APPARATUS INCLUDING MEANS FORMING A SUPERCONDUCTIVE SOLENOID FOR PRODUCING AN INTENSE MAGNETIC FIELD WITHIN ITS INTERIOR REGION, MEANS FORMING A CRYOSTAT ENVELOPING SAID SOLENOID FOR COOLING SAID SOLENOID TO SUPERCONDUCTIVE TEMPERATURE, SAID CRYOSTAT HAVING A REENTRANT BORE EXTENDING COAXIALLY OF AND INTO THE CENTRAL REGION OF SAID SOLENOID, MEANS FORMING A STAND FOR SUPPORTING SAID CRYOSTAT AND SOLENOID WITH SAID BORE BEING VERTICALLY DIRECTED INTO SAID CRYOSTAT FROM THE BOTTOM OF SAID CRYOSTAT, SAID STAND MEANS INCLUDING A VERTICALLY TRANSLATABLE PROBE SUPPORT CARRIAGE FOR VERTICALLY INSERTING AND WITHDRAWING A PROBE WITHIN SAID REENTRANT BORE FROM BELOW SAID CRYOSTAT, AND SAID REENTRANT FURTHER INCLUDING MEANS FOR HORIZONTALLY GUIDING THE VERTICAL MOVEMENT OF SAID PROBECARRIAGE TO ONE PREDETERMINED VERTICAL PATH WHICH BRINGS THE VERTICAL PATH OF THE PROBE INTO COAXIAL REGISTRATION WITH THE VERTICAL AXIS OF SAID REENTRANT BORE, WHEREBY VERTICAL INSERTION OF THE PROBE INTO SAID BORE OF SAID CRYOSTAT IS FACILITATED.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |