Patent · US Expired

Manually operable water purifying device

US7090779B2 · kind B2 · utility

14Cited by
15References
39Claims
0Family size

Inventors

Key dates

Filing dateOct 20, 2004
Grant dateAug 15, 2006
Priority date
Expiry dateOct 20, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02A20/212
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

A manually operated water purifying device which includes a manually moveable operating member that pumps unpurified water into a conduit where it is exposed to purification by an electrically operated UV-C lamp and then dispensed from a portable container, and the UV-C lamp is energized by an electric generator that is also driven by a manually moveable operating member.

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