Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
179 words
A filter assembly (10) comprising: a tubular body portion (11) having a plurality of openings (12) having diameters, first and second ends and a middle portion, and a plane of symmetry defining front (20) and rear (22) faces, said openings (12) being arranged in a plurality of adjacent bands (14, 16, 18), said bands being coextensive with only a portion of said front (20) and rear (22) faces, said diameter of each of said openings (12) within each of said bands (14, 16, 18) being equal, said diameters of said openings (12) increasing from a relatively smaller dimension in said bands (14) adjacent said first and second ends to a relatively larger dimension in said bands (18) of said middle portion; an overflow opening (40, 40'); engagement means for engaging a waste drain (26, 26'); hold down means for securing said body portion (11) to the waste drain (26, 26'); and retaining means comprising a plurality of grooves (38, 38') at said first and said second ends of said body portion (11) for retaining said hold down means therein.
Claim 2
Dependent Claim
179 words
A filter assembly (10) comprising: a tubular body portion (11) having a plurality of openings (12) having diameters, first and second ends and a middle portion, and a plane of symmetry defining front (20) and rear (22) faces, said openings (12) being arranged in a plurality of adjacent bands (14, 16, 18), said bands being coextensive with only a portion of said front (20) and rear (22) faces, said diameter of each of said openings (12) within each of said bands (14, 16, 18) being equal, said diameters of said openings (12) increasing from a relatively smaller dimension in said bands (14) adjacent said first and second ends to a relatively larger dimension in said bands (18) of said middle portion; an overflow opening (40, 40'); engagement means for engaging a waste drain (26, 26'); hold down means for securing said body portion (11) to the waste drain (26, 26'); and retaining means comprising a plurality of grooves (38, 38') at said first and said second ends of said body portion (11) for retaining said hold down means therein.
Claim 3
Dependent Claim
28 words
An assembly as set forth in claim 1 further characterized by said, engagement means comprising a straight portion (30) at said second end of said body portion (11).
Claim 4
Dependent Claim
43 words
An assembly as set forth in claim 2 further characterized by said retaining means comprising a plurality of grooves (38, 38') at said first end and said second end of said body portion (11), said hold down means being inserted in said grooves.
Claim 5
Dependent Claim
36 words
An assembly as set forth in claim 3 further characterized by said hold down means comprising an elastic band (32), a rod (34) at one end thereof, and a hook (36) at the opposite end thereof.
Claim 6
Dependent Claim
36 words
An assembly as set forth in claim 4 further characterized by said hook (36) being adapted for attachment with the waste drain (26, 26') to secure said body portion (11) to the waste drain (26, 26').
Claim 7
Dependent Claim
36 words
An assembly as set forth in claim 1 further characterized by said hold down means comprising an elastic band (32), a rod (34) at one end thereof, and a hook (36) at the opposite end thereof.
Claim 8
Dependent Claim
36 words
An assembly as set forth in claim 6 further characterized by said hook (36) being adapted for attachment with the waste drain (26, 26') to secure said body portion (11) to the waste drain (26, 26').
Claim 9
Dependent Claim
29 words
An assembly as set forth in claim 1 further characterized by said engagement means comprising a radially extending flange (28) at said first end of said body portion (11).
Claim 10
Dependent Claim
224 words
A filter assembly (10) comprising: a tubular body portion (11) adapted for disposition in the bottom of a water receptacle, said body portion (11) having first and second ends and a middle portion, a plane of symmetry defining front (20) and rear (22) faces, a plurality of openings (12) having diameters and arranged in a plurality of adjacent bands (14, 16, 18), said openings (12) of said bands (14, 16, 18) being coextensive only with the front (20) and rar (22) faces, the diameter of each of said openings (12) within each of said bands (14, 16, 18) being equal and increasing from a relatively smaller dimension in said bands (14) adjacent said first and second ends to a relatively larger dimension in said bands (18) of said middle portion; an overflow opening (40, 40') for providing water flow therethrough; engagement means for engaging a waste drain (26, 26'); a plurality of grooves (28, 28') at said first and seconds ends of said body portion (11); a rod (34) for disposition in said grooves (38, 38'); an elastic band (32) for depending from said rod (34); and a hook (36) for attachment to said elastic band (32) at the opposite end from said rod (34), said hook being adapted for attachment with the waste drain (26, 26') to secure said body portion (11) thereto.
Claim 11
Dependent Claim
224 words
A filter assembly (10) comprising: a tubular body portion (11) adapted for disposition in the bottom of a water receptacle, said body portion (11) having first and second ends and a middle portion, a plane of symmetry defining front (20) and rear (22) faces, a plurality of openings (12) having diameters and arranged in a plurality of adjacent bands (14, 16, 18), said openings (12) of said bands (14, 16, 18) being coextensive only with the front (20) and rar (22) faces, the diameter of each of said openings (12) within each of said bands (14, 16, 18) being equal and increasing from a relatively smaller dimension in said bands (14) adjacent said first and second ends to a relatively larger dimension in said bands (18) of said middle portion; an overflow opening (40, 40') for providing water flow therethrough; engagement means for engaging a waste drain (26, 26'); a plurality of grooves (28, 28') at said first and seconds ends of said body portion (11); a rod (34) for disposition in said grooves (38, 38'); an elastic band (32) for depending from said rod (34); and a hook (36) for attachment to said elastic band (32) at the opposite end from said rod (34), said hook being adapted for attachment with the waste drain (26, 26') to secure said body portion (11) thereto.
Claim 12
Dependent Claim
29 words
An assembly as set forth in claim 9 further characterized by said engagement means comprising a radially extending flange (28) at said first end of said body portion (11).
Claim 13
Dependent Claim
28 words
An assembly as set forth in claim 9 further characterized by said engagement means comprising a straight portion (30) at said second end of said body portion (11).