Patent ID: 11944925
Assignee: DONALDSON COMPANY, INC.
Field: Chemical engineering (Chemistry)
Classification: CPC B | IPC B

Claim 1:
2. A liquid filter member comprising:
(a) an outer shell defining interior and having an open end, a closed end and a sidewall;
(i) the outer shell defining an inwardly directed lip, adjacent the open end;

(b) a top plate positioned within the interior of the outer shell adjacent the lip; the top plate including a first region having inner threads and a second unthreaded region; the first region being positioned adjacent the lip;
(i) the top plate first region includes an outer surface and a tip with a beveled surface;
(ii) the beveled surface extending at an angle within the range of 40° to 70° inclusive, relative to the outer surface of the top plate first region; and
(iii) the lip of the shell is folded over the beveled surface of the top plate tip;

(c) a filter cartridge positioned between the top plate and the closed end of the outer shell;
(i) the filter cartridge including media extending between first and second end caps and defining an open interior;
(A) the second end cap being closed and being positioned adjacent the shell closed end;
(B) the first end cap having a central aperture therethrough in direct flow communication with the open interior defined by the media;
(1) the first end cap including an axially projecting seal support with a seal member positioned thereon; and
(2) the first end cap including a plurality of spacers thereon; the spacers including axial spacers between the top plate and a portion of the first end cap at a location positioned radially outwardly from the seal support.