Patents Assigned to Ishigaki Company Limited
  • Patent number: 5741418
    Abstract: This invention relates to a filter cloth suspending apparatus in which a filter cake is produced by pressing sewage and waste water between filter cloths with filter plates, and the obtained cake is discharged. In the apparatus, an upper edge of the filter cloth (3) is supported on an upper supporting bar (13), on the other hand, a lower edge of the filter cloth is formed in a concave shape, and a suspending member (15) is connected to both corners (18, 20). Thus, the contact of the lower edge of the filter cloth with the upper supporting bar is prevented, and damage of the filter cloth is prevented. Further, sagging of the lower edge of the filter cloth is also prevented.
    Type: Grant
    Filed: June 17, 1996
    Date of Patent: April 21, 1998
    Assignee: Ishigaki Company Limited
    Inventors: Akitoshi Iwatani, Hiroichi Kawasaki