公开(公告)号：US08920150B2

公开(公告)日：2014-12-30

申请号：US14108750

申请日：2013-12-17

Applicant: Futaba Corporation

Inventor： Toshiharu Tanaka ,  Yasuhiro Nohara

IPC: B29C45/77 ,  B29C45/40

CPC classification number: B29C45/401 ,  B29C2945/76006 ,  B29C2945/7604 ,  B29C2945/7611 ,  B29C2945/76244 ,  B29C2945/76257

Abstract: A pin having a light guide for an injection mold includes an outer sleeve having a hollow portion, an inner sleeve fixed to the hollow portion of the outer sleeve, a bundle sleeve fixed to a hollow portion of the inner sleeve, a bundle fiber fixed to a hollow portion of the bundle sleeve. A leading end portion of the bundle sleeve has a substantially cone-shaped caulked portion. A portion of the hollow portion of the inner sleeve which is brought into contact with the cone-shaped caulked portion of the bundle sleeve has a tapered shape that coincides with the shape of the portion of the bundle sleeve. A shoulder portion is formed at a rear end portion of the hollow portion of the outer sleeve and a rear end of the inner sleeve is engage with the shoulder portion.

Abstract translation: 具有注射模具用导光体的销包括具有中空部的外套筒，固定在外套筒的中空部的内套筒，固定于内套筒的中空部的束套筒，固定于 束套筒的中空部分。 束套管的前端部具有大致锥形的铆接部分。 与套管的锥形铆接部分接触的内套筒的中空部分的一部分具有与束套筒部分的形状一致的锥形形状。 肩部形成在外套筒的中空部的后端部，内套筒的后端与肩部接合。