Screw pump and its components
JP2025518910A5Pending Publication Date: 2026-05-29ILLINOIS TOOL WORKS INC
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- ILLINOIS TOOL WORKS INC
- Filing Date
- 2023-06-09
- Publication Date
- 2026-05-29
AI Technical Summary
Technical Problem
Existing screw pumps face challenges in enhancing their design and performance, particularly in terms of material durability and fluid flow efficiency.
Method used
The design incorporates a casing with an inlet, outlet, and flow chamber, featuring screws with a central shaft made of a harder material and molded with a second material, which can be the same or different, to enhance strength and fluid flow.
Benefits of technology
This configuration improves the mechanical strength of the screws and enhances fluid flow efficiency, leading to improved performance and durability of the screw pump.
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Smart Images
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Abstract
The present disclosure relates to a screw pump 2, comprising a casing 3 having an inlet 30, an outlet 31 and a flow chamber 32 between the inlet and the outlet, and at least two screws 4, 5, 6 accommodated in the flow chamber and pushing out a fluid flow through the flow chamber from the inlet to the outlet, wherein the casing 3 comprises a shell 33 in which an insert 34 defining the flow chamber is accommodated.
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