Pressure vessel
US11105465B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 8, 2019 |
| Grant date | Aug 31, 2021 |
| Priority date | — |
| Expiry date | Nov 8, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/32
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A pressure vessel including: a cylindrical straight body section and dome sections provided at both ends of the body section, where: the body section and the dome sections are composed of a resin main body, and an outer shell made of a fiber reinforced resin material, the outer shell being on the outside of the main body; each of dome sections has pinch-off regions extending from a tip of the dome section toward the body section; and when an end of each of the pinch-off regions opposite to the tip of the dome section is located in a region where a distance from the tip of the dome section to the end of each of the pinch-off regions opposite to the tip of the dome section in the axial direction of the straight body section is less than a distance from the tip of each of the dome sections to a boundary between the straight body section of the main body and each of the dome sections in the axial direction of the straight body section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.