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The ornamental design for an impeller, as shown and described.
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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.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Sep 03 2004 | VON HUBEN, MARK A | Ventracor Limited | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 015795 | /0407 | |
Sep 07 2004 | TANSLEY, GEOFFREY D | Ventracor Limited | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 015795 | /0407 | |
Sep 10 2004 | Ventracor Limited | (assignment on the face of the patent) | / | |||
Jan 21 2010 | Ventracor Limited | Thoratec Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 024272 | /0577 | |
Nov 12 2015 | Thoratec Corporation | THORATEC LLC | ENTITY CONVERSION | 048613 | /0146 | |
Jan 26 2018 | THORATEC LLC | TC1 LLC | CONFIRMATORY ASSIGNMENT | 045193 | /0930 |
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