Work equipment

The caulking gun addresses the issue of incomplete filler use by employing position and load detection to stop the extrusion mechanism at the right time, ensuring all filler is utilized and minimizing waste.

JP7776736B2Active Publication Date: 2025-11-27KOKI HLDG CO LTD
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Patent Information

Application Number
JP2021185019
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2021-11-12
Publication Date
2025-11-27
Estimated Expiration
2041-11-12

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Abstract

To provide a work machine configured so that a filler can be used up completely.SOLUTION: A caulking gun 20 comprises: an electric motor 2 as a driving part; a housing 3 that houses the electric motor 2; a cartridge 13 which is mounted on a holder 4 provided in the housing 3 and in which a filler is housed; a pushing part 6 that is driven by the electric motor 2 to push out the filler housed in the cartridge 13; and a control substrate 8 provided with a control circuit for controlling the electric motor 2. The control circuit provided in the control substrate 8 stops output of the electric motor 2, after a piston 6b of the pushing part 6 contacts an inner wall at a filler charging-side D1 of the cartridge 13.SELECTED DRAWING: Figure 3
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Citation Information

Patent Citations

  • Apparatus for injecting viscous agent

    JP1987129175A

  • Sealing gun

    JP1996257465A

  • Application of viscous coating material

    JP2000042479A

  • Power tool

    JP2001252602A

  • Equipment for applying paste

    JP3061424U