Method of making a heat exchanger
US4744505A · kind A · utility
24Cited by
17References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 13, 1986 |
| Grant date | May 17, 1988 |
| Priority date | — |
| Expiry date | May 13, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49375
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A new and improved automotive heat exchanger and a method of assembling tubes in a header of a heat exchanger comprising, shaping the ends of non-circular cross section tubes into a substantially circular cross section, forming collared openings of substantially circular cross section in a header wall, inserting the tube ends into the openings, welding the tube ends to the collars, and bonding the tubes to the header wall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.