Patent · US Expired

Tube's cap and the pierce structure of a sealed opening

US4456150A · kind A · utility

12Cited by
1References
1Claims
0Family size

Inventor

Key dates

Filing dateJun 1, 1983
Grant dateJun 26, 1984
Priority date
Expiry dateJun 1, 2003

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D2251/0096
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A cap for use on a tube of adhesive is equipped with a cutter at one end for puncturing the sealed opening of the tube and an internal through bore, the cutter being maintained in a spaced relationship with the sealed opening prior to use by a protecting ring which can be readily deformed into a stand for the tube, the stand being attached to the cap when the cutter is moved to puncture the sealed opening.

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