CFT Box fin
US4071934A · kind A · utility
11Cited by
6References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 17, 1975 |
| Grant date | Feb 7, 1978 |
| Priority date | — |
| Expiry date | Oct 17, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49378
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An integral fin/tube combination of extruded aluminum wherein the fins are shredded into parallel radial strips which are bent into alternately upwardly and downwardly peaked configurations. Shredding may be accomplished by means of a die set.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.