A membrane valve controller of a dustcollecting device

Details for Australian Patent Application No. 2003100219 (hide)

Owner Bag Filter Enterprise Co., Ltd.

Inventors Chung, Hsi-Chu

Agent Pizzeys

Pub. Number AU-A-2003100219

Filing date 24 March 2003

Opi date 17 July 2003

International Classifications

F16K 031/00 Operating means

G05B 015/02 Systems controlled by a computer - electric

G05D 009/12 Level control, e.g. controlling quantity of material stored in vessel

A47L 009/00 Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action

Event Publications

10 April 2003 Innovation Patent Application Filed

17 July 2003 Innovation Patent Open to Public Inspection

  Published as AU-A-2003100219

17 July 2003 Innovation Patent Sealed

22 October 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143A(d), or Expired. Examination has not been requested on this patent. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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