Patent · US Expired

Freezer door opener/closer for a vending machine

US7021491B2 · kind B2 · utility

1Cited by
5References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 27, 2003
Grant dateApr 4, 2006
Priority date
Expiry dateOct 24, 2023

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25D2400/10
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

An article handler having an article storage area and an article dispensing opening at a top portion thereof, with a hinged lid mounted so as to have at least a predetermined range of arcuate movement thereover. The lid has a lifting portion thereon adapted for engagement with a lid opening/closing mechanism, and a lid opening/closing mechanism mounted adjacent the cooled article storage area. The mechanism has an engaging portion adapted for positively engaging the lid lifting portion, and a drive portion for positively and alternately driving the engaging portion in a direction toward the lid lifting portion and then in a reverse direction, wherein the engaging portion is adapted to positively engage the lid lifting portion while being driven toward the lid lifting portion and at a time after initial contact with the lid lifting portion, and the engaging portion is adapted to then positively disengage the lid lifting portion while being driven in the reverse direction, after a substantial portion of the entire predetermined range of arcuate movement of the lid has been completed.

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