Patent · US Expired

Process for manufacture of closure assembly

US5961911A · kind A · utility

41Cited by
13References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 5, 1997
Grant dateOct 5, 1999
Priority date
Expiry dateDec 5, 2017

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29L2031/565
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A process for making a closure assembly includes placing a closure cap portion in a compression mold, introducing a melt of elastomer, pressing the melt into a septum against the cap and applying a foil barrier against the septum. The process may be performed in a rotary compression molding apparatus.

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