Patent · US Expired

Automated dispensing apparatus

US5119973A · kind A · utility

121Cited by
11References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 14, 1990
Grant dateJun 9, 1992
Priority date
Expiry dateDec 14, 2010

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01F2101/30
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Dispenser actuating apparatus includes guide rails carrying a valve actuator at one end. A pump actuator is mounted for sliding along the guide rails, and the guide rails are mounted for sliding along their central axes. Separate motors and drive belts reciprocate the valve and pump actuators with independent movements.

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