To assist a bolt cutting work for a door shoe attachment bolt so as to be carried out easily.SOLUTION: A bolt cutting assistance tool 70 for a door shoe attachment bolt comprises: a flat plate-like tool body 72 to which a through-hole 76 having a hole diameter smaller than the double-surface size of a hexagonal head of the attachment bolt is provided; and a cylindrical socket 80 fixed correspondingly to the position of the through-hole 76 of the tool body 72. The cylindrical socket 80 includes a socket body 82 having a cylindrical shape, a bottomed hexagonal hole 84 which is provided at one cylindrical end of the socket body 82 and in which the hexagonal head of the attachment bolt can be fitted, and a guide hole 86 having a diameter equal to that of the through-hole 76 and provided at the other cylindrical end of the socket body 82 so as to communicate with the bottomed hexagonal hole 84. The guide hole 86 and the through-hole 76 are integrated with the tool body 72 at coaxial communicating positions to be fixed.SELECTED DRAWING: Figure 4
【課題】ドアシューの取付ボルトについてのボルト切削作業を簡単に行えるように支援することである。【解決手段】ドアシュー取付ボルトのボルト切削支援治具70は、取付ボルトの六角形頭部の二面幅寸法よりも小さい穴径の貫通穴76が設けられている平板形状の治具本体部72と、治具本体部72の貫通穴76の位置に対応して固定された状態の筒状ソケット部80とを備える。筒状ソケット部80は、筒状形状を有するソケット本体部82と、ソケット本体部82の筒状一方端に設けられ、取付ボルトの六角形頭部を嵌め込み収容可能な有底六角穴84と、ソケット本体部82の筒状他方端に設けられ、有底六角穴84に連通して貫通穴76と同径のガイド穴86とを含む。ガイド穴86と貫通穴76とは同軸で連通する位置で治具本体部72に一体化されて固定されている。【選択図】図4
BOLT CUTTING ASSISTANCE TOOL FOR DOOR SHOE ATTACHMENT BOLT, BOLT CUTTING ASSISTANCE SOCKET FOR DOOR SHOE ATTACHMENT BOLT, AND BOLT CUTTING ASSISTANCE METHOD FOR DOOR SHOE ATTACHMENT BOLT
ドアシュー取付ボルトのボルト切削支援治具、ドアシュー取付ボルトのボルト切削支援ソケット、及び、ドアシュー取付ボルトのボルト切削支援方法
2021-12-16
Patent
Electronic Resource
Japanese
COUPLING SUSPENSION BOLT AND ATTACHMENT MECHANISM FOR COUPLING SUSPENSION BOLT
European Patent Office | 2019
|TRACK SHOE OR TRACK BOLT WITH INCREASED SURFACE ROUGHNESS
European Patent Office | 2023
|