Package of material for microwave heating including container with stepped structure
US4831224A · kind A · utility
36Cited by
6References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 30, 1987 |
| Grant date | May 16, 1989 |
| Priority date | — |
| Expiry date | Apr 30, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S99/14
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A container for containing a material to be heated in a microwave oven, having at least one stepped structure protruding into or out of the container from a surface thereof, this structure including a side wall or side walls that define boundary conditions that generate a microwave field pattern within the container having a higher order than that of the fundamental mode of the container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.