Title:
WORKING METHOD FOR QUARTZ PIECE AND QUARTZ RESONATOR WORKED BY THIS METHOD
Document Type and Number:
Japanese Patent JP2003318698
Kind Code:
A
Abstract:
To provide a working method for a quartz piece, capable of working a quartz piece so that its cut surface becomes vertical to, e.g. the main surface and planar, thereby realizing superior resonant characteristics, and to provide resonator.
The quartz pieces 1, 2 are cut and formed by wet etching and blasting process for blasting fine powder, and the quartz resonator is cut and formed by the wet etching and the blasting process for blasting the fine powder.
Inventors:
ARAI MASAAKI
UMEKI SATOSHI
INOUE TAKAHIRO
UEHARA HIROSHI
UMEKI SATOSHI
INOUE TAKAHIRO
UEHARA HIROSHI
Application Number:
JP2002125294A
Publication Date:
November 07, 2003
Filing Date:
April 26, 2002
Export Citation:
Assignee:
NIHON DEMPA KOGYO CO
International Classes:
H03H9/19; H03H3/02; (IPC1-7): H03H9/19; H03H3/02