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Patent Searching and Data


Title:
FAN
Document Type and Number:
Japanese Patent JP2013148096
Kind Code:
A
Abstract:

To provide a fan for preventing leakage of air between an impeller housing and a casing, and reducing the vibration transmission to the casing from a motor housing.

A fan includes an outer casing having an air inlet and an air outlet, and an impeller housing located within the casing. An impeller is provided within the impeller housing for generating an air flow along a path extending from the air inlet to the air outlet through the impeller housing. A motor for driving the impeller is located within a motor housing connected to the impeller housing. A foam annular seal is located between the impeller housing and a seat to prevent the leakage of air between the impeller housing and the casing. A plurality of resilient supports is provided between the impeller housing and the seat to reduce a load on the annular seal.


Inventors:
ATKINSON ANTOINE FRANCOIS
Application Number:
JP2013008743A
Publication Date:
August 01, 2013
Filing Date:
January 21, 2013
Export Citation:
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Assignee:
DYSON TECHNOLOGY LTD
International Classes:
F04D29/60; F04D23/00; F04D29/08; F04D29/66
Attorney, Agent or Firm:
Koichi Tsujii
Sadao Kumakura
Disciple Maru Ken
Ino Sato
Mitsuru Matsushita
Ichiro Kurasawa
Hiroko Suzuki