Energy supply device for power tools

By designing a positionable energy supply device and an optimized housing area connection in the power tool, the problems of instability and power supply damage during operation of large handheld power tools are solved, achieving better handling stability and power protection.

CN115038553BActive Publication Date: 2025-05-02HILTI AG
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Patent Information

Application Number
CN202180011467.4
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Priority Date
2020-03-05
Filing Date
2021-02-23
Publication Date
2025-05-02
Estimated Expiration
2041-02-23

AI Technical Summary

Technical Problem

Large handheld power tools are prone to instability and dropping during operation, resulting in damage to power components and uneven weight distribution makes handling difficult.

Method used

A power tool is designed, whose energy supply device can be positioned between the housing areas of the power tool and connected to the housing area through releasable mechanical and electrical connections, ensuring the transmission of electrical energy and signals while ventilation is carried out through a fan to cool down.

Benefits of technology

Improved manipulation stability and weight distribution of power tools, reduces the risk of damage to power components, and improves the overall performance of power tools through optimized design.

✦ Generated by Eureka AI based on patent content.

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Abstract

A power tool, in particular a hammer, comprises a driver, a striking mechanism, a control device, an energy supply device for supplying electric energy to the power tool, and a power tool housing having a first power tool housing area and a second power tool housing area. The energy supply device can be positioned between the first power tool housing area and the second power tool housing area in one direction, and a first interface and a second interface are provided, the first interface is used to connect the energy supply device to the first power tool housing area, and the second interface is used to connect the energy supply device to the second power tool housing area.
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Citation Information

Patent Citations

  • Hand-held power tool, fanless storage battery

    CN107000188A

  • Machine tool

    CN110625574A