Patent · US Expired

Apparatus for preparing U-shaped spacers for insulating units

US7021110B2 · kind B2 · utility

10Cited by
16References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 23, 2003
Grant dateApr 4, 2006
Priority date
Expiry dateMar 26, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/5148
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A device is disclosed for preparing a U-shaped spacer having a longitudinal axis, wherein the spacer has first and second opposing sides extending from a spacer bottom, and wherein the spacer is to be used as a spacer between glass sheets on insulating frames. A method for producing such spacer features is also disclosed.

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