Donaldson Comapny, Inc.

Caterpillar Inc.

Jared Lee Niccum

Benny K Nelson

Thomas Donald Raether

Corey Everette Baxter

Daniel S Brandt

Bradley J Patera

A regulator assembly having a main body is provided. The main body includes a first passage extending from a first end and a second passage extending from the first passage towards a second end. The main body also includes a seat defined between the first passage and the second passage. The regulator assembly also includes a valve element. The valve element includes a head portion having a projection. The projection includes a plurality of apertures provided therethrough. The valve element further includes an internal channel. The regulator assembly further includes a spring element. Direct fluid communication between the plurality of apertures of the valve element and the first passage of the main body is discontinued when the head portion is in contact with the seat; and is in direct fluid communication with the first passage of the main body when the valve element is not in contact with the seat.

Regulator assembly

Air filter assemblies and components therefor are described. The air filter assembly typically includes an air filter cartridge. Air filter cartridges including a media pack comprising at least a first stack of single facer strips are described. In examples described, at least a portion of the first stack of single facer strips is arcuate. Air filter assemblies are characterized that are configured, for example, to advantageously use such air filter cartridges. Example air filter assemblies are described that include pulse jet air cleaning systems.

Filter assembly; components therefor; and, methods

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Lafayette, IN, United States of America

Jared Lee Niccum