To everyday use of lower leg prosthetic foot socket for legs which can adjust the leg length of the prosthetic limb to match the length of the foot of the healthy side while using the socket of the prosthetic limb prosthesis as it is And to provide a mounting structure of the same.SOLUTION: The bracket 1 for attaching the lower end portion of the socket A of the daily-use lower leg prosthetic foot to the upper band-shaped plate portion E of the rear mold leaf spring feet E 1 is fitted, the bracket 1 is fitted to the upper band-like plate portion E 1, A rectangular tube portion 11 movable in the extending direction of the band-shaped plate portion E 1, an intermediate portion 12 extending downward from the rectangular tube portion 11, extending from the lower end portion of the intermediate portion 12 toward the tip The socket A has a support plate portion 13 for supporting the socket A from below. The rectangular tube portion 11 is provided with fixing means 114 for fixing to the upper belt-like plate portion E 1, and the support plate portion 13 is provided with a lower end portion And a lower joint C 3 capable of being coupled directly or indirectly to the upper joint C 1.(FIG.【課題】日常用下腿義足のソケットをそのまま用いながら、義足側の足の長さを健常側の足の長さに合うように調整することのできる日常用下腿義足ソケットの後方型板バネ足への取付構造を提供することを課題としている。【解決手段】後方型板バネ足E1の上側帯状板部Eに日常用下腿義足のソケットAの下端部を取り付けるためのブラケット1を備え、ブラケット1は上側帯状板部E1に嵌合し、上側帯状板部E1の延在方向に移動可能な角筒部11を有し、角筒部11から下方に延在する中間部12を有し、中間部12の下端部から先端に向けて延在しソケットAを下方から支持する支持板部13を有しており、角筒部11には上側帯状板部E1に固定する固定手段114が備えられ、支持板部13にはソケットAの下端部の上側継手C1と直接的に又は間接部材を介して連結が可能な下側継手C3が設けられた構成になっている。【選択図】図1
