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Apparatuses For Generation Of Mechanical Vibrations
(AREA)
Abstract
Improvements in pieces of furniture or of oscillating play, such as cradle, rocking chair, swing, garden couch, hammock, oscillating horse, characterized in that it comprises at least one device (7) for maintenance of oscillations, comprising a electromagnet (16) fed intermittently in electric current to provide, after a change of direction of oscillation, a maintenance drive in the new direction of oscillation. (Machine-translation by Google Translate, not legally binding)
ES412825A1972-04-031973-03-20Improvements in parts of furniture or oscillating game. (Machine-translation by Google Translate, not legally binding)
ExpiredES412825A1
(en)
Spinning device, oscillation and unión of the base with the seat of armchairs and chairs. (Machine-translation by Google Translate, not legally binding)