Patent · US Expired

Thermal shock chamber

US4575257A · kind A · utility

16Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 1, 1984
Grant dateMar 11, 1986
Priority date
Expiry dateMar 1, 2004

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N25/00
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A thermal shock chamber comprising a test area, a high-temperature air conditioning unit having a gas outlet and a gas inlet adjacent to the test area, an outside air supplying unit having an air outlet and an air inlet adjacent to the test area, a low-temperature air conditioning unit having a gas outlet and a gas inlet adjacent to the test area, a first damper assembly for opening the outlet and the inlet of one of the high-temperature air conditioning unit and the outside air supplying unit and closing the outlet and the inlet of the other unit at the same time, and a second damper assembly for opening the outlet and the inlet of one of the low-temperature air conditioning unit and the outside air supplying unit and closing the outlet and the inlet of the other unit at the same time.

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