Walled structure for an appliance with wide sealable aperture for depositing insulation matertal within the walled structure
US11236939B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 18, 2020 |
| Grant date | Feb 1, 2022 |
| Priority date | — |
| Expiry date | Sep 18, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B40/00
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A walled structure for an appliance comprising: (i) an inner wall portion defining a reception compartment, the reception compartment having a width; (ii) an outer wall portion facing the inner wall portion and at least partially surrounding the inner wall portion, the outer wall portion separated from the inner wall portion by a space, the outer wall portion being disposed further away from the reception compartment than the inner wall portion, the outer wall portion having a width parallel to the width of the reception compartment; (iii) an interior volume including the space between the inner wall portion and the outer wall portion; and (iv) an aperture through the outer wall portion providing access to the interior volume, the aperture having a width parallel to the widths of the reception compartment and the outer wall portion that is at least 25 percent of the width of the outer wall portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.