Invention Grant
US08764503B2 System and method for removal of hazardous substances from liquid crystal displays 有权
从液晶显示器中去除有害物质的系统和方法

  • Patent Title: System and method for removal of hazardous substances from liquid crystal displays
  • Patent Title (中): 从液晶显示器中去除有害物质的系统和方法
  • Application No.: US13516716
    Application Date: 2010-12-16
  • Publication No.: US08764503B2
    Publication Date: 2014-07-01
  • Inventor: Lisa O'DonoghueHuw LewisAlan Ryan
  • Applicant: Lisa O'DonoghueHuw LewisAlan Ryan
  • Applicant Address: IE Limerick
  • Assignee: University of Limerick
  • Current Assignee: University of Limerick
  • Current Assignee Address: IE Limerick
  • Agent Patrick J. S. Inouye; Krista A. Wittman
  • Priority: IE2009/0943 20091216
  • International Application: PCT/IE2010/000072 WO 20101216
  • International Announcement: WO2011/073966 WO 20110623
  • Main IPC: H01J9/50
  • IPC: H01J9/50
System and method for removal of hazardous substances from liquid crystal displays
Abstract:
A process for removing hazardous substances from a LCD display (1) includes incision through off set lines (10) around the front of the panel (3). Top components are then removed to expose the fluorescent tubes (5) which contain hazardous substances. The incisions are parallel to the recessed lips, at a distance in the range of 0 to 20 mm from the recessed lips. The cuts are to a depth of 20 mm to 50 mm. Preferably, at least two incisions are made simultaneously. The fluorescent tubes (5) are crushed after the access operation, by rollers, chains or by plates. During crushing there is suction of the particles and gases which are released, thereby removing the hazardous substances by filtration.
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