Filter cartridges; features and methods of assembly; air cleaner assemblies; and, filter cartridge combinations
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United States of America Patent
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Feb 13, 2018
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N/A
app pub date -
May 21, 2015
filing date -
Nov 29, 2012
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Abstract
Filter cartridge arrangements, features thereof and assembly for use therewith, are provided. Selected filter cartridge features disclosed are particularly well adapted for use with a safety or secondary filter cartridge, usable with media thereof projecting into an open interior of a main filter cartridge, in use. An example filter cartridge is described, with a non-pleated end and a pleated end, although variations are also described. Advantageous main cartridges are also described. Methods of assembly and systems for use are described.
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