Patent · US Expired

Humidity control method and apparatus for use in an enclosed assembly

US7478760B2 · kind B2 · utility

18Cited by
17References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 22, 2004
Grant dateJan 20, 2009
Priority date
Expiry dateFeb 11, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B33/1453
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A humidity control method and apparatus that can be utilized to provide humidity control within an enclosed assembly such as a disc drive. The apparatus includes a container that is at least partially formed of a material through which water vapor can freely move. The apparatus also includes a humidity-controlling mixture that comprises at least one salt and a superabsorbent polymer. The humidity-controlling mixture is enclosed within the container.

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