Patent · US Expired

Manipulator apparatus with low-cost compliance

US6722215B2 · kind B2 · utility

5Cited by
11References
8Claims
0Family size

Inventors

Key dates

Filing dateJun 18, 2002
Grant dateApr 20, 2004
Priority date
Expiry dateJun 18, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01R31/2887
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A compliance assembly is disclosed for use in a semiconductor tester testhead stand. The compliance assembly includes an airspring having compliance along a plurality of axes and a containment vessel adapted for receiving the airspring. The containment vessel includes walls that, when the airspring is loaded, control the compliance along the plurality of axes.

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