Bit-storing apparatus

Details Bit-storing apparatus Bit-storing apparatus

2008-09-22

2009-08-18

Cadugan, Erica E (Department: 3726)

Tool changing

Tool transfer to or from matrix

Matrix including means to project tool for transfer

C483S068000, C211S001560

Reexamination Certificate

active

07575543

ABSTRACT:
A chain-type bit-storing apparatus is provided for a CNC machine tool. The chain-type bit-storing apparatus includes a chain engaged with sprockets rotationally provided thereon. The chain includes links each includes a frame, a rotator rotationally connected to the frame, a pin for pivotally connecting the frame thereof to the rotator of another link and a socket connected to the frame and used to receive a bit. There is a pivoting unit for pivoting a selected one of the bits by pivoting a related one of the links.

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patent: 5704885 (1998-01-01), Lee
patent: 6042524 (2000-03-01), Kato
patent: 6514184 (2003-02-01), Oitaka et al.
patent: 7104941 (2006-09-01), Sakuragi et al.
patent: 2008/0039306 (2008-02-01), Yang
patent: 61-136750 (1986-06-01), None
patent: 2004-160595 (2004-06-01), None
patent: 2005-081448 (2005-03-01), None

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