Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Industria Electrotehnica
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Inventia se refera la un accelerator unidirectional alcatuit dintr-o camasa cilindrica echipata cu un disc colector izolat electric, pe care este amplasat un ansamblu de elemente piezoelectrice care primesc impulsurile vibratorii prin intermediul unui presor de contact de la o masa seismica centrala radial printr-un inel distantiei si un arc disc.