MOVING SYSTEM OF ELECTRODYNAMIC VIBRATOR Russian patent published in 1994 - IPC

FIELD: test equipment, in particular, in constructions operating in alternating load conditions. SUBSTANCE: use is made of sectional ribs. Attachment of rib external members is effected against displacement along the moving system housing - by a square tooth on the rib external member entering the recess on the internal member; against displacement tangentially to the coil - due to provision of grooves; against displacement in the radial direction - due to the employment of the coil as a fastener. The material of the rib external member is selected proceeding from the offered relation, provided the condition of equistrength of the rib internal and external members in the their cross sections are observed. EFFECT: enhanced reliability. 4 dwg