Title:
横流ファン用カットオフ部材
Document Type and Number:
Japanese Patent JP4099542
Kind Code:
B2
Abstract:
A fan assembly. The fan assembly comprises: a fan having an axis and an outer periphery; a housing about the fan; and a cutoff separating fan inflow from fan outflow. The cutoff is preferably arranged parallel to the axis and is proximal to the outer periphery. The cutoff includes first and second layers. The first layer provides structural support and has a plurality of apertures therethrough. The second layer is formed of an acoustically insulating material.
Inventors:
Smiley, William A. The Third
Rockwood, William Bee
Rockwood, William Bee
Application Number:
JP54806498A
Publication Date:
June 11, 2008
Filing Date:
March 25, 1998
Export Citation:
Assignee:
Train International Incorporated
International Classes:
F04D17/04; F04D29/42; F04D29/44; F04D29/66
Domestic Patent References:
| JP3087529A | ||||
| JP8232894A |
Foreign References:
| US3695775 | ||||
| US2171341 | ||||
| US3286914 | ||||
| GB926088A | ||||
| US5449271 |
Attorney, Agent or Firm:
Yoichi Oshima