| |
 |
|
Class Information
Number: 416/199
Name: Fluid reaction surfaces (i.e., impellers) > Multiple axially spaced working members > Opposed axial flow
Description: Apparatus wherein the working members direct the fluid from opposed axial sides to either an axially inward or outward direction.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7568883 |
Turbocharger having two-stage compressor with boreless first-stage impeller |
Aug. 4, 2009 |
| 7293955 |
Supersonic gas compressor |
Nov. 13, 2007 |
| 6910483 |
Double-ended blower and volutes therefor |
Jun. 28, 2005 |
| 6868903 |
Production tool |
Mar. 22, 2005 |
| 6520740 |
Energy efficient fan |
Feb. 18, 2003 |
| 5501524 |
Method for mixing granulates, powders and liquids and a device therefor |
Mar. 26, 1996 |
| 5127798 |
Air mixer |
Jul. 7, 1992 |
| 4813787 |
Blending apparatus |
Mar. 21, 1989 |
| 4764084 |
Inlet flow guide for a low pressure turbine |
Aug. 16, 1988 |
| 4693673 |
Ceiling fan |
Sep. 15, 1987 |
| 4648720 |
Beating/emulsifying tool for a domestic electrical appliance for food preparation |
Mar. 10, 1987 |
| 4515527 |
Center plate-blade interconnection on a centrifugal blower wheel |
May. 7, 1985 |
| 4388042 |
Rotor for turbo engines |
Jun. 14, 1983 |
| 4330236 |
System for keying discs to a shaft |
May. 18, 1982 |
| 4305673 |
High efficiency mixing impeller |
Dec. 15, 1981 |
| 4245950 |
Turbine rotorconstructions |
Jan. 20, 1981 |
| 4155151 |
Heavy duty impeller and method of fabricating the same |
May. 22, 1979 |
| 4086027 |
Shrouded rotor blade annulus for a centripetal turbine stage |
Apr. 25, 1978 |
| 4017212 |
Bladed rotor |
Apr. 12, 1977 |
| 4004786 |
Stirring device |
Jan. 25, 1977 |
| 3953150 |
Impeller apparatus |
Apr. 27, 1976 |
|
|
|
