Refrigerating or warming cabinet
US4324445A · kind A · utility
Inventor
Key dates
| Filing date | Oct 9, 1979 |
| Grant date | Apr 13, 1982 |
| Priority date | — |
| Expiry date | Oct 9, 1999 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D2331/803
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A refrigeration or warming cabinet having detachably assembled flat wall elements. On each flat wall element is located a plurality of groove-tongue connections formed in the connecting areas. At least one wall element has, in addition to the groove and/or tongue positions on the front side, grooves and/or tongues on one side surface. The grooves and tongues have an approximate trapezoidal cross section and run continuously along the edges of the wall elements in such a manner that in the corner areas the grooves and/or tongues of the side surfaces of one of the wall elements merges into the tongues and grooves of the front side of another of the wall elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.