Apparatus for indicating a state of a device

作者: Zoran Radivojevic , Akseli Anttila

DOI:

关键词:

摘要: An arrangement for indicating a state of device comprising magnet and coil configured such that one is moveable relative to the other that, when shaken, generates electrical power controller be powered by coil, determine set an output so as indicate device.

参考文章(40)
Clifford G. Flittie, Sleeper's smoke-alarm clock ,(1978)
Kenichi Nagasawa, Kan Takaiwa, Hideaki Kawamura, Junzo Taira, Yoshitaka Murata, Camera sensing when a memory cartridge is installed ,(1992)
John A. Konotchick, Linear motion electric power generator ,(1998)
James A. Latty, Jeffrey T. Cheung, Autonomous power source ,(2004)