Patent · US Expired

Focusing device based on bonded plate structures

US6966212B2 · kind B2 · utility

9Cited by
4References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 8, 2004
Grant dateNov 22, 2005
Priority date
Expiry dateApr 8, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2030/122
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

The invention provides a low mass and size thermal focusing device for a gas phase analytical device. The device has two or more plates bonded together. The device also has at least one channel with an entrance and exit is formed within allowing ingress and egress of a gas stream. The device also has a temperature reduction module in thermal contact with at least one plate of the device. Thermal focusing devices with additional plates and/or channels are also disclosed.

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