초록 ▼

A conical element for filerting various substance and separating particles wherein a wire is wound in the form of a helix to form a helical slit between the adjoining peripheral margins of the wire thereby producing a linear treatment opening and increasing the area for filtering or separation to th

A conical element for filerting various substance and separating particles wherein a wire is wound in the form of a helix to form a helical slit between the adjoining peripheral margins of the wire thereby producing a linear treatment opening and increasing the area for filtering or separation to the utmost to improve the filtering or separation efficiency.

대표청구항 ▼

A frustro-conical filter for filtering various substances and separating particles, said frustro-conical filter including, in combination: (a) a central member forming the apex of said filter and having at least a portion of a concave groove formed therein, (b) an annular member coaxial with said ce

A frustro-conical filter for filtering various substances and separating particles, said frustro-conical filter including, in combination: (a) a central member forming the apex of said filter and having at least a portion of a concave groove formed therein, (b) an annular member coaxial with said central member and having at least a portion of a concave groove formed therein, (c) a plurality of extending support frames connecting said central member and said annular member, and together forming a conically shaped frame, (d) discrete locking grooves provided in said extending support frames and arranged to extend in a helical fashion along the support frames from the central member to the annular member, (e) a wire of uniform cross section formed into a helix and extending from said concave groove in said annular member to said concave groove in said central member and engaging said locking grooves in said extending support frames, the interior of said wire forming a smooth conical curved surface, (f) a locking device on said central member to fix said wire into said concave groove in said central member, and (g) a locking device on said annular member to fix said wire into said concave groove in said annular member.