Patent · US Expired

Engraving machine

US4136453A · kind A · utility

1Cited by
2References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 28, 1977
Grant dateJan 30, 1979
Priority date
Expiry dateJul 28, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T409/302688
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

An engraving machine is disclosed for engraving articles in a manner which automatically causes relative rotation between an engraving tool and the article support means as a function of the width of a digit (letter of alphabet or numeral) to be engraved so that digits may be engraved on the article with uniform space between digits regardless of the width of the digit.

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