Method of working in situ the end of a heat exchanger tube
US4761866A · kind A · utility
12Cited by
9References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 25, 1986 |
| Grant date | Aug 9, 1988 |
| Priority date | — |
| Expiry date | Nov 25, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/53122
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
This invention is directed to a method of working the free end of heat exchanger tubes, and particularly the formation of braze cups, with the heat exchanger tubes in situ relative to the heat exchanger core with the method including the step of utilizing centering tooling positioned about a tube expansion rod to assure that the braze cup is centered relative to its respective tube axis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.