Patent · US Expired

Decorated hollow element

US5143793A · kind A · utility

5Cited by
7References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 15, 1990
Grant dateSep 1, 1992
Priority date
Expiry dateMar 15, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12243
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A hollow metallic or metalloplastic element drawn or drawn-ironed from a decorated blank, and comprising an outer skirt decorated with an image formed from lines of dots of ink. The skirt has over its entire height which comprises zones of level h:2R at least equal to 0.5, a spacing between adjacent lines of dots of a same ink and an angle of inclination of the lines which are constant to better than a relative 1%.

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