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. 26, 2005
Filed:
May. 24, 1999
Shuhei Nohara, Kitakyushu, JP;
Hiromi Imamura, Kitakyushu, JP;
Masayuki Ono, Kitakyushu, JP;
Kenji Isomoto, Kitakyushu, JP;
Shuhei Nohara, Kitakyushu, JP;
Hiromi Imamura, Kitakyushu, JP;
Masayuki Ono, Kitakyushu, JP;
Kenji Isomoto, Kitakyushu, JP;
Kabushiki Kaisha Yaskawa Denki, Fukuoka, JP;
Abstract
A cooling device for an electric equipment which is excellent in cooling efficiency and low in noise and permits easy mounting of a cooling fan and a fan guard, comprising a heat sink () having a U-shaped frame () consisting of a flat part () and side parts () disposed on the opposite sides of the flat part (), fins () formed on the frame () and fan guard mounting holes () formed in the side parts () of the frame (); a cooling fan () having an engaging recess () in the side thereof; and a U-shaped fan guard () consisting of a fan guard body () and side plates () disposed on the opposite ends of the fan guard body (); wherein a lattice body () is provided on the fan guard body (), an air guide () at the tip end of each side plate (), a fan mounting engaging projection () on the inner side surface of each side plate for clamping and retaining by engaging the cooling fan () and a projection support (), having an engaging projection () for mounting the fan guard () to the heat sink (), on the outer side surface of each side plate.