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. 21, 2015
Filed:
May. 16, 2011
Hitoshi Satou, Fujisawa, JP;
Hiroyuki Ishikawa, Fujisawa, JP;
Takashi Haseyama, Fujisawa, JP;
ISUZU MOTORS LIMITED, Tokyo, JP;
Abstract
A diesel particulate filter ('DPF') system that suppresses clogging of a DPF and enhances convenience including accumulated particulate matter ('PM') quantity estimator for estimating an accumulated PM quantity in an idle state; and a long low idle forced regeneration unitthat if the accumulated PM quantity estimated by the accumulated PM quantity estimation estimator exceeds a predetermined quantity, performs long low idle forced regeneration that automatically performs regeneration of the DPF, and the long low idle forced regeneration unit, when a vehicle starts moving during long low idle forced regeneration, performs automatic regeneration of the diesel particulate filter while the vehicle is moving.