Heat insulation structure for rooftops of buildings
US4546580A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 12, 1983 |
| Grant date | Oct 15, 1985 |
| Priority date | — |
| Expiry date | Jul 12, 2003 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04F15/02476
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A heat insulation structure for rooftops, coated with a waterproof layer, including: a plurality of heat insulation panels; a plurality of protective panels; and devices, supported on the waterproof layer, for supporting the insulation panels so that an air gap is formed between the waterproof layer and the insulation panels to form an air layer and for supporting the protective panels so that the protective panels are positioned above the insulation panels, the insulation panels being arranged in a side by side relation to thereby form an insulation layer, and the protective panels being arranged in a side by side relation to thereby form a protective layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.