Oven having multiple chokes
US12171052B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 1, 2020 |
| Grant date | Dec 17, 2024 |
| Priority date | — |
| Expiry date | Feb 9, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B6/6414
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An oven includes: a body part defining an inner space that has an opening in one direction, a front plate disposed along a circumference of the opening of the body part and extending in a direction intersecting with the one direction, and a door part configured to contact the front plate to cover the inner space. The door part includes a door plate configured to overlap with the inner space and the front plate in the one direction and providing a protrusion that protrudes from a central portion thereof toward the inner space, a first choke provided in an annular shape along a circumference of the protrusion, and a second choke disposed outside the first choke, provided in an annular shape along a circumference of the first choke, and configured to overlap with the front plate in the one direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.