Patent Number: 6,332,259

Title: Production system using the dismounting method for fastening member

Abstract: The dismounting device includes, in order that a fastening member is dismounted from a base material, the fastening member comprising a head and a body, the body being inserted into a fastening hole formed in a base material, the head contacting a peripheral edge of the fastening hole into a fastened state with the body, a cutting member for cutting a boundary region between the head and the body from the head toward the body to separate the head from the body, the cutting member removing the fastening member from the base material.

Inventors: Yoshikawa; Ryosuke (Tokyo, JP), Jibiki; Yuichi (Tokyo, JP), Yasuda; Mitsuru (Tokyo, JP)

Assignee: Ricoh Company, Ltd.

International Classification: B23B 47/28 (20060101); B23B 51/04 (20060101); B21J 15/50 (20060101); B21J 15/00 (20060101); B23B 47/00 (20060101); B23D 31/00 (20060101); B23D 29/00 (20060101); B23Q 017/00 ()

Expiration Date: 12/25/2018