US3357408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor generating apparatus
Assignee: Babcock and Wilcox Co
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Filing: 1965-08-19
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Granted: 1967-12-12
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Expires: 1985-08-19
Abstract
No abstract record available.
Inventors
- 👤 Gordon A Patterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:45
CPC Classifications
F; F22; F22B; F22B37/00; F22B37/02; F22B37/10; F22B37/20; F22B37/208; F28; F28F; F28F9/00; F28F9/007; F28F9/013
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
IN A VAPOR GENERATOR, THE COMBINATION OF: (A) A FURNACE INCLUDING A ROW OF UPRIGHT TUBES JOINED TOGETHER TO DEFINE A WALL, (B) BUCKSTAY STRUCTURE INCLUDING A HORIZONTALLY ELONGATED TIE BAR FOR REINFORCING SAID WALL, (C) HORIZONTAL SERIES OF UPPER AND LOWER LUGS EACH HAVING A BIGHT PORTION, SAID LUGS BEING JOINED TO SAID WALL IN VERTICALLY SPACED PAIRS ADAPTED TO RECEIVE SAID TIE BAR THEREBETWEEN FOR CONTACT WITH SAID WALL, (D) AND ELONGATED LOCKING MEANS ADAPTED FO SNUG RECEPTION IN UPRIGHT POSITION BETWEEN THE BIGHT PORTIONS OF EACH PAIR OF LUGS AND SAID TIE BAR WHEREBY SAID BUCKSTAY STRUCTURE IS ASSEMBLEABLE WITH SAID WALL BY FIRST POSITIONING SAID TIE BAR HORIZONTALLY BETWEEN THE UPPER AND LOWER LUGS OF SAID SERIES AND NEXT INSERTING SAID LOCKING MEANS IN SAID LUGS TO THEREBY HOLD SAID TIE BAR AGAINST LATERAL MOVEMENT WITHOUT RESTRAINING SAID WALL FROM EXPANSIVE MOVEMENT ACROSS ITS WIDTH AND HEIGHT RELATIVE TO SAID TIE BAR.
Claim 2
Dependent Claim
156 words
IN A VAPOR GENERATOR, THE COMBINATION OF: (A) A FURNACE INCLUDING A ROW OF UPRIGHT TUBES JOINED TOGETHER TO DEFINE A WALL, (B) BUCKSTAY STRUCTURE INCLUDING A HORIZONTALLY ELONGATED TIE BAR FOR REINFORCING SAID WALL, (C) HORIZONTAL SERIES OF UPPER AND LOWER LUGS EACH HAVING A BIGHT PORTION, SAID LUGS BEING JOINED TO SAID WALL IN VERTICALLY SPACED PAIRS ADAPTED TO RECEIVE SAID TIE BAR THEREBETWEEN FOR CONTACT WITH SAID WALL, (D) AND ELONGATED LOCKING MEANS ADAPTED FO SNUG RECEPTION IN UPRIGHT POSITION BETWEEN THE BIGHT PORTIONS OF EACH PAIR OF LUGS AND SAID TIE BAR WHEREBY SAID BUCKSTAY STRUCTURE IS ASSEMBLEABLE WITH SAID WALL BY FIRST POSITIONING SAID TIE BAR HORIZONTALLY BETWEEN THE UPPER AND LOWER LUGS OF SAID SERIES AND NEXT INSERTING SAID LOCKING MEANS IN SAID LUGS TO THEREBY HOLD SAID TIE BAR AGAINST LATERAL MOVEMENT WITHOUT RESTRAINING SAID WALL FROM EXPANSIVE MOVEMENT ACROSS ITS WIDTH AND HEIGHT RELATIVE TO SAID TIE BAR.
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) | 1970-12-11 | 1971-06-12 | 1971-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-11 | 1975-06-12 | 1975-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-11 | 1979-06-12 | 1979-12-12 | $7700.00 | Window Closed / Lapsed |