Flexible tubing
US4662404A · kind A · utility
64Cited by
2References
1Claims
0Family size
Inventors
Key dates
| Filing date | May 15, 1981 |
| Grant date | May 5, 1987 |
| Priority date | — |
| Expiry date | May 15, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/139
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Flexible tubing suitable for medical use is disclosed having a set of relatively stiff sections intercalated with a set of relatively flexible sections, each flexible section having a length no greater than twice the diameter of the tubing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.