Vehicle-mounted concrete pump

The air-cooled electric motor with a decentralized drive system addresses installation and cost issues of liquid-cooled systems, enhancing efficiency and power distribution in truck-mounted concrete pumps.

WO2026131275A1PCT designated stage Publication Date: 2026-06-25SCHWING GMBH
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Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
SCHWING GMBH
Filing Date
2025-12-09
Publication Date
2026-06-25

AI Technical Summary

Technical Problem

Existing truck-mounted concrete pumps with liquid-cooled electric motors face installation challenges, high manufacturing complexity, and cost due to the need for coolant systems and radiators, which are difficult to integrate in limited space.

Method used

Implementing an air-cooled electric motor with a decentralized drive system, utilizing an internal combustion engine for additional hydraulic power, and incorporating features like air ducts, filters, and temperature sensors to optimize cooling efficiency.

Benefits of technology

The air-cooled system reduces manufacturing complexity and cost, enhances cooling efficiency, and allows for a more compact design with reduced energy consumption by decoupling idle hydraulic pumps, improving overall efficiency and power distribution.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to a vehicle-mounted concrete pump (1) having a hydraulically driven concrete pump device (2), at least one first hydraulic pump (3) which is provided for hydraulically driving the concrete pump device (2), and a first drive motor (4) which is provided for mechanically driving the at least one first hydraulic pump (3), wherein the first drive motor (4) is an air-cooled electric motor.
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