Patent · US Expired

Device for opening plastic bottles by cutting the dome

US6886437B2 · kind B2 · utility

4Cited by
18References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 21, 2001
Grant dateMay 3, 2005
Priority date
Expiry dateJul 3, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T83/7264
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A device for opening blown plastic bottles that are hermetically closed by a dome and mounted in a duct by cutting the dome using a cutting knife mounted in a cutting head that can move relative to the dome along the periphery thereof. The opening device includes holding members having at least two centering fingers, which can move radially relative to the dome to engage with the part of the dome that is to be cut off.

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