Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Casing having tangential inlet or outlet
Reexamination Certificate
2005-06-23
2009-12-08
Nguyen, Ninh H (Department: 3745)
Rotary kinetic fluid motors or pumps
Working fluid passage or distributing means associated with...
Casing having tangential inlet or outlet
C416S18600A, C416S189000, C417S423700, C417S423120
Reexamination Certificate
active
07628582
ABSTRACT:
The air blower includes a case body having an air suction mouth and an outlet formed at a peripheral wall thereof; a motor which is installed into the case body, having a fluid dynamic bearing; and an impeller which is fixed to a rotation member of the motor, having a plurality of blade support plates, which is formed in the shape of a ring, capable of suctioning air from the air suction mouth by rotating and discharging from the outlet, provided at an upper and lower surfaces thereof, equalizing the difference in pressure between the upper and lower surfaces thereof. Therefore, it can rotate at a high speed, blow in under high pressure at large air volume even though it has small size and is economical and long-lived.
REFERENCES:
patent: 5328332 (1994-07-01), Chiang
patent: 6146094 (2000-11-01), Obana et al.
patent: 6236129 (2001-05-01), Yamashita
patent: 7435051 (2008-10-01), Obinelo et al.
Kanai Takashi
Matsushita Hiroki
Jordan and Hamburg LLP
Nguyen Ninh H
Nidec Copal Electronics Corporation
LandOfFree
Air blower does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Air blower, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Air blower will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4090480