HOLD ADJUSTMENT DEVICE BETWEEN FORE-END IRON AND ACTION BODY IN BREAK-OPEN TYPE FIREARM

摘要

PPROBLEM TO BE SOLVED: To provide a hold adjustment device between a fore-end iron and an action body in a break-open type firearm. PSOLUTION: This hold adjustment device provided with: at least one gun barrel turnable between a condition closedly arrayed around a fixed hinging point provided in the action body, and a condition released turnedly with respect to the action body; and a tenon fixed to a bottom part in the at least one gun barrel to be hooked to the fore-end iron, is provided with: a block or a cursor movable along an axial direction of the fore-end iron and fit to interfere with the tenon; an adjustment pin for supporting a plurality of ring shaped springs in a shaft-like portion; and a rear axial binding. In the device, an elastic adjustment device for the holding condition between the fore-end iron and the action body is suitable for providing the proper holding condition, and/or is suitable for recovering loss in the holding condition caused by coupling part abrasion of the fore-end iron and the action body. PCOPYRIGHT: (C)2006,JPO&NCIPI