Patent · US Expired

Universal revolving microscope stage

US4589741A · kind A · utility

9Cited by
2References
1Claims
0Family size

Inventor

Key dates

Filing dateDec 21, 1984
Grant dateMay 20, 1986
Priority date
Expiry dateDec 21, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/18752
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A stage which can be revolved and moved linearly simultaneously by turning a single knob. The specimen revolves in an involute curve beneath the objective lens. A wheel revolves the stage while a threaded shaft applies linear displacement of the stage.

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