Needle-equipped outer tube
US11219722B2 · kind B2 · utility
0Cited by
5References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2019 |
| Grant date | Jan 11, 2022 |
| Priority date | — |
| Expiry date | Feb 28, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/7544
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A needle-equipped outer tube includes a needle; a joint member that supports the needle, the needle being insert molded or thermally welded to the joint member; and an outer tube including a connection section, wherein the joint member is thermally welded to the connection section of the outer tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.