Title:
SHEET PAPER SHREDDER
Document Type and Number:
Japanese Patent JP3107872
Kind Code:
B2
Abstract:
PURPOSE: To provide a sheet paper shredder wherein the constitutional parts are reduced and the whole casing is miniaturized and made lightweight and also vibration and noise are reduced and it is operated in the range of a long time in a silent room in relation to the sheet paper shredder for shredding and treating sheet paper consisting of a spent secret document.
CONSTITUTION: A pair of supporting bars 2 and a pair of cutter shafts 3 are arranged side by side to the frames 1. The respective stators 5 of an ultrasonic wave motor 4 are provided in both supporting bars 2. Peeling parts are formed around the respective stators 5. The respective rotors 8 of the ultrasonic wave motor 4 are mutually faced to the respective stators 5 and supported to both cutter shafts 3. A sheet paper shredder is formed so that the respective rotary edge parts 10 are mutually brought into contact with the outer circumferences of the respective rotors 8 and shred paper.
Inventors:
Shunichi Yokomine
Application Number:
JP27457491A
Publication Date:
November 13, 2000
Filing Date:
September 26, 1991
Export Citation:
Assignee:
Meiko Shokai Co., Ltd.
International Classes:
B02C18/16; B02C18/06; B02C18/24; (IPC1-7): B02C18/06; B02C18/24
Attorney, Agent or Firm:
Kazuo Sato (3 others)