Blower and the blade structure thereof

Details Blower and the blade structure thereof Blower and the blade structure thereof

2006-01-17

2006-01-17

Trieu, Theresa (Department: 3748)

Fluid reaction surfaces (i.e., impellers)

Rotor having flow confining or deflecting web, shroud or...

Radially extending web or end plate

C416S228000, C416S237000, C415S206000

Reexamination Certificate

active

06986643

ABSTRACT:
The present invention provides a blade structure used in a blower to not only increase the wind pressure and gas quantity but also reduce the noise. The blade structure includes a vane group constituted by a plurality of vanes. A plurality of inclined portions is also included in the blade structure. Each of the plurality of the inclined portions is connected to each of the plurality of vanes of the vane group.

REFERENCES:
patent: 2354653 (1944-08-01), Allen
patent: 3075743 (1963-01-01), Sheets
patent: 3260443 (1966-07-01), Garnett et al.
patent: 3294365 (1966-12-01), Wilde et al.
patent: 6210109 (2001-04-01), Will et al.
patent: 55125396 (1980-09-01), None

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