B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 33/21 (2006.01) B01D 29/11 (2006.01) B01D 29/41 (2006.01) B01D 33/23 (2006.01) B01D 35/16 (2006.01)
Patent
CA 2147853
A filter apparatus for filtering machine tool coolant is disclosed as including a disc filter assembly (24') including a hollow rotatable mandrel (100) having perforations (102) and a plurality of removable hollow disc filter element (88') mounted on the mandrel (100) in a driven relationship. Each disc filter element (88') has a filter portion (104) for receiving the machine tool coo- lant into the hollow of the filter element (88') and a hub portion (106) of a cross-sectional shape configured to key to the predeter- mined cross-sectional shape of the mandrel (100). A plurality of spacer elements (108) functions to space the filter elements (88') along the mandrel (100) and also to provide a bearing surface (128) for supporting a scraper blade assembly (130) for relative ro- tation with respect to the mandrel (100).
Creps Jay M.
Mcewen Scott M.
Mcewen Stephen N.
Henry Filters Inc.
Smart & Biggar
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