Caterpillar Inc.

Dave Michael Thaler

Cornelius Nicolae Opris

Matthew Thomas Kiser

Matthew Earnest Williams

Joanna Louise Costura

Robert L Meyer

J Josh Driscoll

Amy Fluharty

An exhaust treatment device is provided for a power system. The exhaust treatment device has an inlet module, a filter module, an outlet module, and a clamping element. The filter has a housing with at least one submerged flange. At least one of the inlet and the outlet modules also have at least one submerged flange. The clamping element is configured to engage the at least one submerged flange of the filter module and the at least one submerged flange of the at least one of the inlet and the outlet modules to connect the filter module to the at least one of the inlet and outlet modules.

Exhaust treatment device having submerged connecting flanges

A particulate trap has a housing with an inlet and an outlet. The particulate trap also has a plurality of fluidly isolated filters stacked within the housing, between the inlet and the outlet. The stacked plurality of filters have a stack direction and a transverse direction and the flow of exhaust is directed through the plurality of filters in the transverse direction. The particulate trap further has an actuator with a blocking portion configured for linear movement to selectively block exhaust flow through each of the plurality of filters.

Particulate trap with selective blocking element

A filter element has a filter media and at least one base member. The filter element further has a ceramic paste connecting the filter media to the at least one base member.

Particulate trap filter element

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Mossville, IL, United States of America

Dave Michael Thaler