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Patent Searching and Data


Title:
COMPOSITE SHEET PRODUCTION DEVICE AND COMPOSITE SHEET PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2019/203074
Kind Code:
A1
Abstract:
A device (20) for producing a composite sheet includes an ultrasonic processing unit (40) that has: an ultrasonic fusing machine (41) provided with an ultrasonic horn (42); and a first roller (31) having protrusions and recesses on the circumferential surface thereof. The ultrasonic processing unit (40) is configured to sandwich a first sheet (1) and a second sheet (2), which are superimposed on each other, between a protrusion of the first roller (31) and the ultrasonic horn (42) and to apply ultrasonic vibrations to the sheets to form a through hole (14) in the sheets. A vibration application surface (42t) with a cross section orthogonal to a rotary shaft (31c) of the first roller (31) that is arc-shaped and recessed away from the rotary shaft (31c) is formed by the distal end of the ultrasonic horn (42).

Inventors:
KURODA, Keisuke (Research Laboratories 2606, Akabane, Ichikai-machi, Haga-gu, Tochigi 97, 〒3213497, JP)
MORITA, Shinnosuke (Research Laboratories 2606, Akabane, Ichikai-machi, Haga-gu, Tochigi 97, 〒3213497, JP)
Application Number:
JP2019/015529
Publication Date:
October 24, 2019
Filing Date:
April 09, 2019
Export Citation:
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Assignee:
KAO CORPORATION (14-10, Nihonbashi Kayabacho 1-chome Chuo-k, Tokyo 10, 〒1038210, JP)
International Classes:
B29C65/08; A61F13/15; B26D7/08; B26F1/08; B26F1/26; B29C59/04
Foreign References:
JP2015093391A2015-05-18
JP2017064228A2017-04-06
JPH03146755A1991-06-21
JP2012240376A2012-12-10
JPH05104634A1993-04-27
Attorney, Agent or Firm:
SHOWA INTERNATIONAL PATENT FIRM (NIKKEN AKASAKA BLDG, 7F. 5-7, Akasaka 2-chome, Minato-K, Tokyo 52, 〒1070052, JP)
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