Patent
   D514126
Priority
Mar 10 2004
Filed
Sep 10 2004
Issued
Jan 31 2006
Expiry
Jan 31 2020
Assg.orig
Entity
unknown
7
9
n/a
The ornamental design for an impeller, as shown and described.

FIG. 1 is a perspective view of the impeller of this invention;

FIG. 2 is a top plan view of the impeller of FIG. 1;

FIG. 3, is a front view of the impeller of FIG. 1, with the back view being the same;

FIG. 4 is a left side view of the impeller of FIG. 1;

FIG. 5 is a right side view of the impeller of FIG. 1;

FIG. 6 is a sectional view of the impeller of FIG. 1 taken along section 6—6 of FIG. 2;

FIG. 7 is a sectional view of the impeller of FIG. 1 taken along section 7—7 of FIG. 2;

FIG. 8 is a sectional view of the impeller of FIG. 1 taken along section 8—8 of FIG. 2;

FIG. 9 is a sectional view of the impeller of FIG. 1 taken along section 9—9 of FIG. 2;

FIG. 10 is a sectional view of the impeller of FIG. 1 taken along section 10—10 of FIG. 2;

FIG. 11 is a sectional view of the impeller of FIG. 1 taken along section 11—11 of FIG. 2;

FIG. 12 is a sectional view of the impeller of FIG. 1 taken along section 12—12 of FIG. 2;

FIG. 13 is a sectional view of the impeller of FIG. 1 taken along section 13—13 of FIG. 2;

FIG. 14 is a sectional view of the impeller of FIG. 1 taken along section 14—14 of FIG. 2;

FIG. 15 is a perspective view of a cross-section of the impeller of this invention taken along section 10—10 of FIG. 2; and,

FIG. 16 is a bottom plan view of the impeller of FIG. 1.

The cross-sectional views in FIGS. 6-15 are taken at ten degree intervals, with the impeller being symmetric.

Tansley, Geoffrey D., Von Huben, Mark A.

Patent Priority Assignee Title
10377097, Jun 20 2016 TERUMO CARDIOVASCULAR SYSTEMS, INC ; Terumo Cardiovascular Systems Corporation Centrifugal pumps for medical uses
D530724, May 09 2005 Intermediate housing for air compressor
D545126, Sep 09 2005 McGill Technology Limited Lid for blending apparatus
D586826, Nov 06 2007 Weir Minerals Australia, Ltd Pump impeller
D589060, Oct 22 2007 Parchem Construction Supplies Pty Ltd Pump volute
D591771, Mar 14 2008 MINEBEA CO , LTD Pipe-shaped compressor blades design
D616468, Feb 10 2009 Federal Signal Corporation Impeller
Patent Priority Assignee Title
4904158, Aug 18 1988 PRAXAIR TECHNOLOGY, INC Method and apparatus for cryogenic liquid expansion
5639217, Feb 12 1996 Kawasaki Jukogyo Kabushiki Kaisha Splitter-type impeller
6227797, Mar 30 1999 TC1 LLC Rotary pump with hydrodynamically suspended impeller
6250880, Sep 05 1997 TC1 LLC Rotary pump with exclusively hydrodynamically suspended impeller
6609883, May 09 1997 TC1 LLC Rotary pump with hydrodynamically suspended impeller
6638011, Sep 05 1997 TC1 LLC Rotary pump with exclusively hydrodynamically suspended impeller
D268112, Nov 10 1979 Impeller for centrifugal pumps or similar article
D443281, Jul 21 1998 ITT Manufacturing Enterprises, Inc Impeller for a pump
D486158, Dec 23 2002 Delta Electronics Inc. Impeller
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 03 2004VON HUBEN, MARK A Ventracor LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0157950407 pdf
Sep 07 2004TANSLEY, GEOFFREY D Ventracor LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0157950407 pdf
Sep 10 2004Ventracor Limited(assignment on the face of the patent)
Jan 21 2010Ventracor LimitedThoratec CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0242720577 pdf
Nov 12 2015Thoratec CorporationTHORATEC LLCENTITY CONVERSION0486130146 pdf
Jan 26 2018THORATEC LLCTC1 LLCCONFIRMATORY ASSIGNMENT0451930930 pdf
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