Patent · US Expired

Fluid dispenser

US6460740B2 · kind B2 · utility

2Cited by
3References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 5, 2001
Grant dateOct 8, 2002
Priority date
Expiry dateDec 5, 2021

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB05B11/10
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A fluid dispenser having a reservoir forming a bottom, side walls, and a neck; and a dispensing member, such as a pump or a valve mounted on the neck. The dispensing member is provided with a tube extending inside the reservoir to the point of being in contact with the bottom via its free bottom end. At least over a portion of the tube's length, the tube has a deformation zone that is deformed by the free end of the tube pressing against the bottom.

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