Patent · US Expired

Variable focussed X-ray grid

US5291539A · kind A · utility

49Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 19, 1992
Grant dateMar 1, 1994
Priority date
Expiry dateOct 19, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG21K1/046
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A flexible elongated slatted grid structure is suspended between a pair of spaced apart grid support frames each of which is adapted for rotation about a transverse axis intermediate the suspended ends of the grid. Mechanical adjustment means provides equal but opposite angular motion of the frames to curve the grid along a circular path.

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