Acoustics – Sound-modifying means – Housing or enclosure
Patent
1994-01-14
1995-12-19
Dang, Khanh
Acoustics
Sound-modifying means
Housing or enclosure
G10K 1104
Patent
active
054770130
ABSTRACT:
A soundproofing device for a resonant scanner for deflecting a laser beam includes a plate member for fixing the resonant scanner, a plurality of stanchions for supporting the plate member, and a base for fixing the stanchions. The stanchions support the plate member at a position at which an amplitude of the plate member at a resonant frequency of the resonant scanner is minimum.
REFERENCES:
patent: 4215763 (1980-08-01), Pasko
patent: 5048904 (1991-09-01), Montagu
Adachi Akira
Okugawa Hisashi
Dang Khanh
Nikon Corporation
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