Concrete mixer truck inspection hatch cover mounting adapter

JP1830776SActive Publication Date: 2026-07-03OHMI ASANO CONCRETE CO LTD
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Patent Information

Application Number
JP2026002988D
Authority / Receiving Office
JP · JP
Patent Type
Designs
Current Assignee / Owner
Filing Date
2026-02-16
Publication Date
2026-07-03
Estimated Expiration
2051-02-16

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Abstract

The article relating to this design is a mounting adapter that can be attached to an existing inspection port provided in the drum body of a concrete mixer truck, and allows a lid to be attached to the inspection port. The article comprises an annular outer part and an annular inner part formed in a stepped manner on the inner circumference side of the outer part. The outer part has a plurality of mounting holes on its outer edge and is fixed to the existing inspection port of the drum body. The inner part has a plurality of screw holes and a lid can be attached to it.
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