Pump with bearing assembly
The two-component bearing assembly with a stiff plastic core ring and soft rubber outer ring enhances pump efficiency and sand handling at higher speeds, addressing the limitations of conventional rubber bearings by maintaining functionality and reducing sand wear.
WO2025008105A1PCT designated stage expired Publication Date: 2025-01-09GRUNDFOS HLDG
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Patent Information
- Application Number
- PCT/EP2024/063694
- Authority / Receiving Office
- WO · WO
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 2023-07-05
- Filing Date
- 2024-05-17
- Publication Date
- 2025-01-09
Smart Images
Figure EP2024063694_09012025_PF_FP_ABST
Abstract
The invention relates to a pump (20) having a bearing assembly (10). The bearing assembly (1) comprises a core ring structure (11); and an outer ring structure (12) which at least partially surrounds the core ring structure (11) on all sides; wherein the core ring structure (11) has a higher mechanical stiffness than the outer ring structure (12).
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