Patent · US Expired

Method for aligning multiple nozzle members in a solid free form fabrication tool

US7229144B2 · kind B2 · utility

12Cited by
13References
39Claims
0Family size

Inventors

Key dates

Filing dateOct 31, 2002
Grant dateJun 12, 2007
Priority date
Expiry dateJun 4, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB33Y50/02
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A method for aligning multiple nozzle members in a solid free form build unit is disclosed. A geometric test shape having at least one investigational topographic region projecting outward from a central base is formed and analyzed for at least one physical characteristic correlative with nozzle member targeting accuracy. The physical characteristic is at least one of color hue shift, surface pattern irregularity, and dimensional accuracy.

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