Patent · US Expired

Coupler switchable among multiple apertures

US5881922A · kind A · utility

16Cited by
3References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 1996
Grant dateMar 16, 1999
Priority date
Expiry dateOct 15, 2016

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB67D2210/0006
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A coupler for a dispensing apparatus and method of use thereof includes a first member having a first, a second, and a third aperture. A second member is mountable on and rotatable about the first member to selectively communicate the first and second apertures with the third aperture.

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