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. 23, 2002
Filed:
May. 04, 2001
Applicant:
Inventors:
Klaus Muckelmann, Hilden, DE;
Thomas Rosgen, Grevenbroich, DE;
Assignee:
Pierburg AG, Neuss, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 3/344 ;
U.S. Cl.
CPC ...
F02B 3/344 ;
Abstract
A secondary air fan for an internal combustion engine includes a housing in which a motor unit drives a pump unit, the housing having an air inlet channel and an air outlet channel, an air mass sensor, being arranged in one of the channels to control the motor unit by an electronic unit. The air mass sensor is connected to the electronic unit which is attached to the housing and/or to the air inlet channel or to the air outlet channel.