Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1995-02-13
1995-08-15
Budd, Mark O.
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
310348, 310351, 310367, 310326, H01L 4108
Patent
active
054422515
ABSTRACT:
Disclosed herein is a vibrating unit comprising vibration cancel means which is coupled to a vibration source through a vibration transfer part. The vibration cancel means receives vibration from the vibration source and resonates in a bending mode, to cancel vibration as propagated by a dynamic vibration absorbing phenomenon.
REFERENCES:
patent: 5001383 (1991-03-01), Kawashima
patent: 5059853 (1991-10-01), Kawashima
patent: 5107164 (1992-04-01), Kimura
patent: 5159301 (1992-10-01), Kaida et al.
patent: 5218260 (1993-06-01), Kawashima
J. P. Den Hartog, "Mechanical Vibrations", pp. 87-93, Dover Publications, Inc. New York, 1985.
Osamu Taniguchi, "Vibration Technology", pp. 113-116, Corona Publishing Co., Ltd.
Inoue Jiro
Kaida Hiroaki
Budd Mark O.
Murata Mfg. Co. Ltd.
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