Patent · US Expired

Solar collector comprising an evacuated cover

US4142509A · kind A · utility

12Cited by

4References

6Claims

0Family size

Assignee

U.S. Philips Corporation · US

Inventors

Wilhelm Hermann · Roetgen, DE
Horst Horster
Johann Schroder · Aachen, DE
Faramarz Mahdjuri · Bergamo, IT

Key dates

Filing date	Aug 1, 1977
Grant date	Mar 6, 1979
Priority date	—
Expiry date	Aug 1, 1997

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S126/904
WIPO fieldThermal processes and apparatus
WIPO sectorMechanical engineering

Abstract

A solar collector including at least one evacuated transparent cover tube provided with means for supplying hydrogen to and extracting hydrogen from the cover tube.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.