Patent US3114307A successfully refreshed from Google Patents.
US3114307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Induction circulator tube means assembly
Assignee: Worthington Corp
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Filing: 1962-04-19
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Granted: 1963-12-17
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Expires: 1982-04-19
Abstract
No abstract record available.
Inventors
- 👤 Birger O G Hugoson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:17
CPC Classifications
F; F24; F24F; F24F13/00; F24F13/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
224 words
AN INDUCTION CIRCULATOR COMPRISING: (A) A CASING, (B) A PLENUM CONNECTED TO THE CASING, (C) THE PLENUM HAVING AN OPENING WHICH DEFINES A SLOT, (D) THE SLOT EXTENDING SUBSTANTIALLY THE LENGTH OF THE PLENUM, (E) A PAIR OF FINS FORMED ALONG THE LENGTH OF THE SLOT ON EITHER SIDE THEREOF AND WITH ONE OF THE FINS EXTENDING INTO THE SLOT A GREATER DISTANCE THAN THE OTHER, (F) A PLURALITY OF HOLDER ELEMENTS SLIDEABLY DISPOSED IN THE OPENING OF THE PLENUM AND EXTENDING THE LENGTH OF THE SLOT MEANS IN SEALED ENGAGEMENT WITH EACH OTHER ALONG THE SIDE THEREOF TRANSVERSE TO THE PAIR OF FINS, (G) THE SIDES OF EACH OF THE HOLDER ELEMENTS EXTENDING IN THE DIRECTION OF THE LENGTH OF THE SLOT HAVING GROOVE MEANS FORMED THEREIN INTO WHICH THE FINS EXTEND INTO WHEREBY EACH OF THE HOLDER ELEMENTS STRADDLES EACH OF THE FINS IN SEALED RELATIONSHIP THEREWITH, (H) COVER MEANS CONNECTED TO THE PLENUM TO PRESS THE HOLDER ELEMENTS AGAINST EACH OTHER TO PREVENT LEAKAGE THEREBETWEEN, (I) A TUBE ELEMENT CONNECTED TO EACH OF THE HOLDER ELEMENTS IN COMMUNICATION WITH THE PLENUM AND EXTENDING IN A HORIZONTAL PLANE OUTWARDLY THEREFROM, (J) A PLURALITY OF OPENINGS FORMED IN EACH OF THE TUBE ELEMENTS ON THE SIDE THEREOF ADJACENT ONE OF THE FINS WHEREBY ALL THE OPENINGS FACE IN THE DIRECTION OF SAID FIN.
Claim 2
Dependent Claim
224 words
AN INDUCTION CIRCULATOR COMPRISING: (A) A CASING, (B) A PLENUM CONNECTED TO THE CASING, (C) THE PLENUM HAVING AN OPENING WHICH DEFINES A SLOT, (D) THE SLOT EXTENDING SUBSTANTIALLY THE LENGTH OF THE PLENUM, (E) A PAIR OF FINS FORMED ALONG THE LENGTH OF THE SLOT ON EITHER SIDE THEREOF AND WITH ONE OF THE FINS EXTENDING INTO THE SLOT A GREATER DISTANCE THAN THE OTHER, (F) A PLURALITY OF HOLDER ELEMENTS SLIDEABLY DISPOSED IN THE OPENING OF THE PLENUM AND EXTENDING THE LENGTH OF THE SLOT MEANS IN SEALED ENGAGEMENT WITH EACH OTHER ALONG THE SIDE THEREOF TRANSVERSE TO THE PAIR OF FINS, (G) THE SIDES OF EACH OF THE HOLDER ELEMENTS EXTENDING IN THE DIRECTION OF THE LENGTH OF THE SLOT HAVING GROOVE MEANS FORMED THEREIN INTO WHICH THE FINS EXTEND INTO WHEREBY EACH OF THE HOLDER ELEMENTS STRADDLES EACH OF THE FINS IN SEALED RELATIONSHIP THEREWITH, (H) COVER MEANS CONNECTED TO THE PLENUM TO PRESS THE HOLDER ELEMENTS AGAINST EACH OTHER TO PREVENT LEAKAGE THEREBETWEEN, (I) A TUBE ELEMENT CONNECTED TO EACH OF THE HOLDER ELEMENTS IN COMMUNICATION WITH THE PLENUM AND EXTENDING IN A HORIZONTAL PLANE OUTWARDLY THEREFROM, (J) A PLURALITY OF OPENINGS FORMED IN EACH OF THE TUBE ELEMENTS ON THE SIDE THEREOF ADJACENT ONE OF THE FINS WHEREBY ALL THE OPENINGS FACE IN THE DIRECTION OF SAID FIN.
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) | 1966-12-16 | 1967-06-17 | 1967-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-16 | 1971-06-17 | 1971-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-16 | 1975-06-17 | 1975-12-17 | $7700.00 | Window Closed / Lapsed |