Title:
LAPPING DEVICE
Document Type and Number:
Japanese Patent JP3738765
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a lapping device which stably provides desired surface roughness of a workpiece even if the same portion of an abrasive surface of a lapping film is used for machining a plurality of times.
SOLUTION: The lapping device has: a holding means for rotatably holding the workpiece W; the lapping film 1 formed of a thin substrate and abrasive grains attached to one surface of the same; at least two shoes 2a, 2b for pressing the abrasive surface of the lapping film 1 to the workpiece W; a take-up reel 6 for feeding the lapping film 1 during suspension of the machining; and a washing means arranged in a passage through which the lapping film 1 is fed, at a location between the two shoes 2a, 2b, for washing the abrasive surface of the lapping film 1.
Inventors:
Takashi Ogino
Masahiko Iizumi
Kiyoshi Hasegawa
Masahiro Komata
Tomohiro Kondo
Kazuo Takeda
Takafumi Watanabe
Yoshiyuki Senda
Matsushita Yasushi
Masahiko Iizumi
Kiyoshi Hasegawa
Masahiro Komata
Tomohiro Kondo
Kazuo Takeda
Takafumi Watanabe
Yoshiyuki Senda
Matsushita Yasushi
Application Number:
JP2003034088A
Publication Date:
January 25, 2006
Filing Date:
February 12, 2003
Export Citation:
Assignee:
Nissan Motor Co., Ltd
International Classes:
B24B21/18; B24B53/007; B24B53/10; (IPC1-7): B24B21/18; //B24B53/007
Domestic Patent References:
JP2643181B2 | ||||
JP8192360A | ||||
JP2269552A | ||||
JP8019963A |
Attorney, Agent or Firm:
Mikio Hatta
Atsushi Nogami
Yasuo Nara
Etsuko Saito
Katsuyuki Utani
Toshifumi Fujii
Atsushi Nogami
Yasuo Nara
Etsuko Saito
Katsuyuki Utani
Toshifumi Fujii
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