US3346043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat exchanger pipe coil with support means
Assignee: Sulzer AG
•
Filing: 1965-08-26
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Granted: 1967-10-10
•
Expires: 1985-08-26
Abstract
No abstract record available.
Inventors
- 👤 Thurnauer Ernst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:47
CPC Classifications
F; F28; F28F; F28F9/00; F28F9/26; F22; F22B; F22B37/00; F22B37/02; F22B37/10; F22B37/14; F22B37/142; F22B37/20; F22B37/202; F28D; F28D7/00; F28D7/08; F28D7/082; F28D7/085; F28D7/087; F28F9/007; F28F9/013; F28F9/0132; Y; Y10; Y10S; Y10S165/00; Y10S165/355; Y10S165/40; Y10S165/401; Y10S165/416; Y10S165/426
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A HEAT EXCHANGER COMPRISING AT LEAST A PAIR OF OPPOSITE SIDE WALLS HAVING SPACED MOUNTS THEREON; AT LEAST ONE PIPE COIL DISPOSED TRANSVERSELY BETWEEN SAID SIDE WALLS, SAID PIPE COILS HAVING A PLURALITY OF SPACED STRAIGHT PORTIONS AND A PLURALITY OF BENDS INTERCONNECTING SAID STRAIGHT PORTIONS; AND BEARER MEMBERS SPACED FROM EACH OF SAID SIDE WALLS, SAID BEARER MEMBERS MOUNTING SAID PIPE COIL THEREIN AND HAVING MEANS TO FORM A WALL SPACED FROM EACH OF SAID SIDE WALLS, EACH OF SAID BEARER MEMBERS INCLUDING A PAIR OF ARMS FIXED THERETO AND DIRECTED TOWARD AN ADJACENT SIDE WALL ADJACENT RESPECTIVE ONE OF SAID MOUNTS, AND MEANS MOUNTING SAID PAIR OF ARMS ON ADJACENT MOUNTS TO FIX SAID BEARER MEMBERS AND PIPE COIL IN PLACE ON SAID MOUNTS.
Claim 2
Dependent Claim
126 words
A HEAT EXCHANGER COMPRISING AT LEAST A PAIR OF OPPOSITE SIDE WALLS HAVING SPACED MOUNTS THEREON; AT LEAST ONE PIPE COIL DISPOSED TRANSVERSELY BETWEEN SAID SIDE WALLS, SAID PIPE COILS HAVING A PLURALITY OF SPACED STRAIGHT PORTIONS AND A PLURALITY OF BENDS INTERCONNECTING SAID STRAIGHT PORTIONS; AND BEARER MEMBERS SPACED FROM EACH OF SAID SIDE WALLS, SAID BEARER MEMBERS MOUNTING SAID PIPE COIL THEREIN AND HAVING MEANS TO FORM A WALL SPACED FROM EACH OF SAID SIDE WALLS, EACH OF SAID BEARER MEMBERS INCLUDING A PAIR OF ARMS FIXED THERETO AND DIRECTED TOWARD AN ADJACENT SIDE WALL ADJACENT RESPECTIVE ONE OF SAID MOUNTS, AND MEANS MOUNTING SAID PAIR OF ARMS ON ADJACENT MOUNTS TO FIX SAID BEARER MEMBERS AND PIPE COIL IN PLACE ON SAID MOUNTS.
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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) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |