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.

Date of Patent:
Feb. 25, 2014

Filed:

May. 28, 2010
Applicants:

Hiroshi Oohashi, Osaka, JP;

Hiroshi Masuda, Osaka, JP;

Inventors:

Hiroshi Oohashi, Osaka, JP;

Hiroshi Masuda, Osaka, JP;

Assignee:

Yanmar Co., Ltd., Osaka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/023 (2006.01);
U.S. Cl.
CPC ...
Abstract

A diesel engine is configured to be optionally set either to a low fuel consumption mode in which the amount of fuel consumption is reduced or to a low noise mode in which the noise is reduced so that a continuous regeneration mode is automatically selected when the output value of the diesel engine is greater than a predetermined value (Ptr), the estimated amount of accumulation of particulate matter collected in a DPF is greater than or equal to a predetermined value (Vtr), a forced regeneration mode is automatically selected when the output value of the diesel engine is less than the predetermined value (Ptr) and the estimated amount of accumulation of particulate matter collected in the DPF is greater than the predetermined value (Vtr) when either the continuous regeneration mode or forced regeneration mode is manually selected, control is started depending on the selected mode.


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