To improve strength of a caster.SOLUTION: In casters 31A, 31B of the invention, a fixing part 50 has: a bolt member 51 which is inserted into a support part 36 and a swing part 42 and arranged along a swing axis O; a nut member 53 which is threadedly engaged with the bolt member 51; and a lower washer member 70 into which the bolt member 51 is inserted and which is located between the swing part 42 and the nut member 53 and provided with projection parts 71b projecting to the side of the swing part 42.SELECTED DRAWING: Figure 6

    【課題】キャスターの強度を向上させることを目的とする。【解決手段】本発明のキャスター31A、31Bは、固定部50が、支持部36および旋回部42を挿通し旋回軸Oに沿ったボルト部材51と、ボルト部材51に螺合されるナット部材53と、ボルト部材51が挿通されると共に、旋回部42とナット部材53との間に位置し、旋回部42の側に向かって突出する突起部71bを設けた下側座金部材70と、を有する。【選択図】図6


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    Title :

    CASTER AND TRANSPORT DOLLY


    Additional title:

    キャスターおよび運搬台車


    Contributors:

    Publication date :

    2021-03-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60B VEHICLE WHEELS , Räder für Fahrzeuge / B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS



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