US3286767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tube support arrangement
Assignee: Babcock and Wilcox Co
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Filing: 1964-10-01
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Granted: 1966-11-22
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Expires: 1984-10-01
Abstract
No abstract record available.
Inventors
- 👤 Arthur L Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:24
CPC Classifications
F; F28; F28F; F28F9/00; F28F9/007; F28F9/013; F28F9/0132; Y; Y10; Y10S; Y10S165/00; Y10S165/051; Y10S165/052; Y10S165/067
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
IN A HEAT EXCHANGER HAVING A PLURALITY OF SPACED SUBSTANTIALLY PARALLEL TUBES ARRANGED AS A TUBE BUNDLE, A TUBE SUPPORT ARRANGEMENT COMPRISING A FIRST MEMBER EXTENDING TRANSVERSELY OF A FIRST ROW OF TUBES ON ONE SIDE THEREOF HAVING A PORTION PROJECTING BETWEEN ADJACENT TUBES IN SAID FIRST ROW TO DEFINE OPENINGS WHEREIN THE TUBES OF SAID FIRST ROW ARE CONFINED, CLAMPING MEANS POSITIONED ON THE OPPOSITE SIDE OF THE TUBES OF SAID FIRST ROW FROM SAID FIRST MEMBER, SAID CLAMPING MEANS BEING CONNECTED WITH AND COOPERATING WITH SAID FIRST MEMBER TO MAINTAIN THE TUBES OF SAID FIRST ROW IN SAID OPENINGS, A SECOND MEMBER IN ALIGNMENT WITH SAID FIRST MEMBER AND EXTENDING TRANSVERSELY OF A SECOND ROW OF TUBES, SAID SECOND MEMBER HAVING A TO SAID FIRST ROW OF TUBES, SAID SECOND MEMBER HAVING A PORTION PROJECTING BETWEEN ADJACENT TUBES IN SAID SECOND ROW TO DEFINE OPENINGS WHEREIN THE TUBES IN SAID SECOND ROW ARE CONFINED, SAID CLAMPING MEANS BEING ENGAGED WITH AND ARRANGED TO ALIGN AND GUIDE SAID SECOND MEMBER.
Claim 2
Dependent Claim
171 words
IN A HEAT EXCHANGER HAVING A PLURALITY OF SPACED SUBSTANTIALLY PARALLEL TUBES ARRANGED AS A TUBE BUNDLE, A TUBE SUPPORT ARRANGEMENT COMPRISING A FIRST MEMBER EXTENDING TRANSVERSELY OF A FIRST ROW OF TUBES ON ONE SIDE THEREOF HAVING A PORTION PROJECTING BETWEEN ADJACENT TUBES IN SAID FIRST ROW TO DEFINE OPENINGS WHEREIN THE TUBES OF SAID FIRST ROW ARE CONFINED, CLAMPING MEANS POSITIONED ON THE OPPOSITE SIDE OF THE TUBES OF SAID FIRST ROW FROM SAID FIRST MEMBER, SAID CLAMPING MEANS BEING CONNECTED WITH AND COOPERATING WITH SAID FIRST MEMBER TO MAINTAIN THE TUBES OF SAID FIRST ROW IN SAID OPENINGS, A SECOND MEMBER IN ALIGNMENT WITH SAID FIRST MEMBER AND EXTENDING TRANSVERSELY OF A SECOND ROW OF TUBES, SAID SECOND MEMBER HAVING A TO SAID FIRST ROW OF TUBES, SAID SECOND MEMBER HAVING A PORTION PROJECTING BETWEEN ADJACENT TUBES IN SAID SECOND ROW TO DEFINE OPENINGS WHEREIN THE TUBES IN SAID SECOND ROW ARE CONFINED, SAID CLAMPING MEANS BEING ENGAGED WITH AND ARRANGED TO ALIGN AND GUIDE SAID SECOND MEMBER.
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |