Heat exchanger tubes and tube assembly configurations
US11499747B2 · kind B2 · utility
0Cited by
15References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 4, 2019 |
| Grant date | Nov 15, 2022 |
| Priority date | — |
| Expiry date | Jan 14, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S165/329
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A water heater can include a baffle and a slab heat exchanger with at least two rows of heat exchanger tubes, each row comprising a plurality of heat exchanger tubes. At least one of the heat exchanger tubes comprises a tube and a plurality of fins on the exterior of the tube circumscribing the tube, wherein the outer edge of each fin of the plurality of fins is bent at least at the same three areas of each fin such that the bends form at least three flat or concave areas running along the length of the heat exchanger tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.