Exhaust gas purifier

Power plants – Internal combustion engine with treatment or handling of... – By means producing a chemical reaction of a component of the...

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C060S285000, C060S299000

Reexamination Certificate

active

07080507

ABSTRACT:
In order to improve the decrease of the catalytic action and the deterioration of the exhaust purification performance, a catalyst installed in the exhaust pipe of an engine and a secondary air pump for supplying secondary air into the exhaust pipe are provided, and the secondary air pump is operated even after the engine has stopped.

REFERENCES:
patent: 3391710 (1968-07-01), Härtel
patent: 3771921 (1973-11-01), Rohde et al.
patent: 5088463 (1992-02-01), Affeldt et al.
patent: 5233830 (1993-08-01), Takeshima et al.
patent: 5331809 (1994-07-01), Takeshima et al.
patent: 5675968 (1997-10-01), Katashiba et al.
patent: 5785025 (1998-07-01), Yoshiume et al.
patent: 5979157 (1999-11-01), Kinugasa et al.
patent: 6192678 (2001-02-01), Tachibana
patent: 196 08 060 (1997-07-01), None
patent: 05-079319 (1993-03-01), None
patent: 2000-352338 (2000-12-01), None
patent: 2001-241319 (2001-09-01), None
patent: 2003-027987 (2003-01-01), None
Shinji Nakagawa, et al., “A New Air-Fuel Ratio Feed Back Control for ULEV/SULEV Standard,” SAE Technical Paper Series, 2002-01-0194.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Exhaust gas purifier does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Exhaust gas purifier, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Exhaust gas purifier will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3581869

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.