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:
Jul. 19, 2016
Filed:
Jul. 18, 2013
Komatsu Ltd., Tokyo, JP;
Izumi Nishizawa, Oyama, JP;
Komatsu Ltd., Tokyo, JP;
Abstract
An exhaust gas purifying device includes a first branch pipe and a second branch pipe that cause exhaust gas exhausted from a diesel engine to branch into a plurality of passages and pass through the passages, a first exhaust gas purification unit and a second exhaust gas purification unit that purify the exhaust gas, an exhaust gas temperature sensor that detects a temperature of the exhaust gas, an atmospheric pressure sensor, and a processing unit that obtains a convergence portion pressure at a convergence portion from a relationship obtained in advance between the convergence portion pressure, a total flow rate of the exhaust gas, a convergence portion temperature, and an atmospheric pressure.