Title:
CUTTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2004/014590
Kind Code:
A1
Abstract:
A cutting device having attached thereto a planar movable blade having a cutting edge larger than the diameter dimension of a cutter rod, wherein the movable blade can be prevented from having a crack breakdown. A portion (7b) outwardly projecting from the larger diameter section (40b) of the cutter rod (4) of a movable blade (7) is formed with a curved inner peripheral surface (7c) having the same radius dimension as the outer periphery of the larger diameter section (40b), and the movable blade (7) is abutted against the flat surface (40c) of the cutter rod (4), while the curved inner peripheral surface (7c) is fitted to the outer periphery of the large diameter section (40b) of the cutter rod (4), with the outer periphery of the cutter rod (4) supporting an external force acting on the projecting portion (7b).
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Inventors:
KIMURA KIYOSHI (JP)
Application Number:
PCT/JP2003/010018
Publication Date:
February 19, 2004
Filing Date:
August 06, 2003
Export Citation:
Assignee:
OGURA KK (JP)
KIMURA KIYOSHI (JP)
KIMURA KIYOSHI (JP)
International Classes:
B23D15/04; B23D15/14; B23D29/00; B23D35/00; (IPC1-7): B23D35/00; B23D15/04; B23D23/00; B23D29/00
Foreign References:
| US4132266A | 1979-01-02 | |||
| JPS62258060A | 1987-11-10 | |||
| JP3005689U | 1995-01-10 | |||
| JPS57108827U | 1982-07-05 |
Other References:
See also references of EP 1533063A4
Attorney, Agent or Firm:
Yoshitake, Kenji (Room 323 Fuji Bldg., 2-3, Marunouchi 3-chom, Chiyoda-ku Tokyo, JP)
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