Twin screw pump

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Description

FIG. 1 is a conventional perspective view of the twin screw pump showing our new design;

FIG. 2 is a rear, left-side, bottom perspective view of the twin screw pump shown in FIG. 1;

FIG. 3 is a front elevational view of the twin screw pump shown in FIG. 1;

FIG. 4 is rear elevational view of the twin screw pump shown in FIG. 1;

FIG. 5 is a top plan view of the twin screw pump shown in FIG. 1;

FIG. 6 is a bottom plan view of the twin screw pump shown in FIG. 1;

FIG. 7 is a right side elevational view of the twin screw pump shown in FIG. 1;

FIG. 8 is a left side elevational view of the twin screw pump shown in FIG. 1;

FIG. 9 is a conventional perspective view of a twin screw pump showing the second embodiment of our new design;

FIG. 10 is a rear, left-side, bottom perspective view of the twin screw pump shown in FIG. 9;

FIG. 11 is a front elevational view of the twin screw pump shown in FIG. 9;

FIG. 12 is rear elevational view of the twin screw pump shown in FIG. 9;

FIG. 13 is a top plan view of the twin screw pump shown in FIG. 9;

FIG. 14 is a bottom plan view of the twin screw pump shown in FIG. 9;

FIG. 15 is a right side elevational view of the twin screw pump shown in FIG. 9; and,

FIG. 16 is a left side elevational view of the twin screw pump shown in FIG. 9.

The ornamental design which is claimed is shown in solid lines in the drawing figures. Any broken lines in the drawing figures are for illustrative purposes only and form no part of the claimed design.

Claims

The ornamental design for a twin screw pump, as shown and described.

Referenced Cited
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Foreign Patent Documents
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Other references
  • Bornemann, Hygienic twin screw pumps for food, pharmaceuticals and more, SLH-4G—the next generation, pp. 1-8, ITT Engineered for Life.
Patent History
Patent number: D749138
Type: Grant
Filed: Jan 20, 2015
Date of Patent: Feb 9, 2016
Assignee: Q-Pumps S.A. de C.V. (Queretaro, QRO)
Inventors: Alejandro Martinez Sanudo (Queretaro), Geraldo Vega Borbolla (Queretaro), Jose Rangel Hernandez (Queretaro)
Primary Examiner: Ralf Seifert
Application Number: 29/515,051
Classifications
Current U.S. Class: Pump Or Compressor (D15/7)