PROBLEM TO BE SOLVED: To provide a caster that can be attached to a fitting part of a wheelchair, a walking aid, a walker for the aged, a handcart, etc., and can smoothly climb over small to large level differences.SOLUTION: A level difference climbing-over caster is a caster having a frame 1 and a plurality of wheels. The frame 1 is composed of an inner frame 11 and an outer frame 12. A large wheel 21 and a small wheel 23 are attached to the inner frame 11, and a middle-sized wheel 22 is attached between the inner frame 11 and the outer frame 12. A contact surface of each wheel from the large wheel 21 to the small wheel 23 is arranged toward the forward so as to be directed upward in an arch-shaped manner.

    【課題】車椅子、歩行補助器、シルバーカー、手押し車などの取り付け部に装着でき、小さな段差から大きな段差までスムースに乗り越えることができるキャスターを提供すること。【解決手段】段差乗り越えキャスターは、フレーム1と複数の車輪とを備えるキャスターであって、該フレーム1が内フレーム11と外フレーム12で構成され、該内フレーム11に車輪大21と車輪小23が取り付けられ、該内フレーム11と該外フレーム12の間に車輪中22が取り付けられ、車輪大21から車輪小23に至る各車輪の当接面が前方に向けて弓なり状に上向くように配置されている。【選択図】図1


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    Title :

    LEVEL DIFFERENCE CLIMBING-OVER CASTER


    Additional title:

    段差乗り越えキャスター


    Contributors:

    Publication date :

    2015-09-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60B VEHICLE WHEELS , Räder für Fahrzeuge



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