Patent · US Expired

Flowable material dispenser

US4830225A · kind A · utility

3Cited by
8References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 23, 1987
Grant dateMay 16, 1989
Priority date
Expiry dateMar 23, 2007

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01F11/268
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A dispenser for flowable materials in which the flowable material is moved from a reservoir for such materials into a variable volume measuring chamber, the volume of which is adjustable only by an external key, and thereafter to a discharge opening remote from the measuring chamber, which opening has a closure to control dispersion of the granules.

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