Elbow and pipe
US11209110B2 · kind B2 · utility
0Cited by
9References
8Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Mar 20, 2018 |
| Grant date | Dec 28, 2021 |
| Priority date | — |
| Expiry date | Feb 19, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF23J2213/20
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An elbow includes an elbow body, and a pipe wall of the elbow body is saw-toothed along an extending direction of the elbow body so that a bending angle of the elbow body is adjustable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.