Patent US3137397A successfully refreshed from Google Patents.
US3137397A
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US
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Nuclear reactor fuel handling system
Assignee: Individual
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Filing: 1961-08-02
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Granted: 1964-06-16
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Expires: 1981-08-02
Abstract
No abstract record available.
Inventors
- 👤 Nicoll David
- 👤 Jackson L Hedgecock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:31
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/04; G21C1/06; G21C1/08; G21C19/00; G21C19/02; G21C19/10; G21C19/105; G21C19/16; G21C19/18; G21C19/32; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
FUEL ELEMENT HANDLING APPARATUS COMPRISING A SHIELDED HOUSING ADAPTED FOR RECEIVING A FUEL ELEMENT, A GRAPPLE MOVABLE VERTICALLY IN SAID HOUSING, SAID GRAPPLE INCLUDING A BODY HAVING A PLURALITY OF GRIPPING MEMBERS PIVOTALLY MOUNTED ADJACENT THE LOWER END THEREOF FOR LATERAL SWINGING MOVEMENT RELATIVE TO SAID BODY, AN AXIALLY MOVABLE PLUNGER IN SAID HOUSING, SAID PLUNGER BEING CONNECTED TO SAID GRIPPING MEMBERS IN A MANNER AFFORDING CONTROLLED LATERAL MOVEMENT THEREOF AS AN INCIDENT TO AXIAL MOVEMENT OF SAID PLUNGER, MEANS FOR RAISING AND LOWERING SAID GRAPPLE INCLUDING MEANS CONNECTED TO SAID GRAPPLE AND EXTENDING EXTERIORLY OF SAID HOUSING, MEANS CONNECTED TO SAID PLUNGER AND OPERABLE TO EFFECT
Claim 2
Dependent Claim
107 words
FUEL ELEMENT HANDLING APPARATUS COMPRISING A SHIELDED HOUSING ADAPTED FOR RECEIVING A FUEL ELEMENT, A GRAPPLE MOVABLE VERTICALLY IN SAID HOUSING, SAID GRAPPLE INCLUDING A BODY HAVING A PLURALITY OF GRIPPING MEMBERS PIVOTALLY MOUNTED ADJACENT THE LOWER END THEREOF FOR LATERAL SWINGING MOVEMENT RELATIVE TO SAID BODY, AN AXIALLY MOVABLE PLUNGER IN SAID HOUSING, SAID PLUNGER BEING CONNECTED TO SAID GRIPPING MEMBERS IN A MANNER AFFORDING CONTROLLED LATERAL MOVEMENT THEREOF AS AN INCIDENT TO AXIAL MOVEMENT OF SAID PLUNGER, MEANS FOR RAISING AND LOWERING SAID GRAPPLE INCLUDING MEANS CONNECTED TO SAID GRAPPLE AND EXTENDING EXTERIORLY OF SAID HOUSING, MEANS CONNECTED TO SAID PLUNGER AND OPERABLE TO EFFECT
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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |