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. 22, 2003
Filed:
Apr. 18, 2000
Mehran K. Rahbar, London, CA;
Marek Horski, London, CA;
Siemens Canada Limited, Mississauga, CA;
Abstract
An engine cooling module includes a shroud structure A housing of a d.c. electric motor is formed integrally with the shroud structure The housing has an open end The motor has a drive shaft A heat sink is disposed opposite the open end and is insert molded with respect to the housing The heat sink defines a seat for a bearing supporting the shaft A flux ring assembly is insert molded with respect to the housing. The flux ring assembly includes permanent magnets An armature assembly is disposed in the housing and fixed to the shaft for rotation in response to a magnetic field generated by the magnets A commutator is disposed in the housing and electrically connected with the armature assembly and mounted for movement with the armature assembly. A brush card assembly is coupled to the open end of the housing to define an end cap covering the open end. The brush card assembly has brushes associated with the commutator A fan is coupled to the shaft for rotation therewith.