The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 25, 2017
Filed:
Jul. 01, 2014
Caterpillar Inc., Peoria, IL (US);
Philip Spengler, Washington, IL (US);
Vincent Paul Caliendo, Peoria, IL (US);
Caterpillar Inc., Peoria, IL (US);
Abstract
A filter system may include a filter housing and a filter. The filter may include layers of impermeable material. Additionally, the filter may include at least one first layer of corrugated filter media situated between layers of the impermeable material. The at least one first layer may at least partially define a first plurality of flutes extending from a first side of the filter to a second side of the filter. The filter may also include at least one second layer of corrugated filter media situated between layers of the impermeable material. The at least one second layer may at least partially define a second plurality of flutes extending from a third side of the filter to a fourth side of the filter. The housing may be configured to direct a first fluid into the first side of the filter, and direct a second fluid into the third side of the filter.