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eur op eanexhibitionofcreati vityandinnovation - Europe Direct Iasi

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EUROINVENT 2013<br />

“Vasile Alecsandri” University of Bacau<br />

23.1<br />

Title EN<br />

Authors<br />

Institution<br />

Patent no.<br />

Description<br />

EN<br />

Class no.<br />

Nut for Helical Ball Transmissions<br />

Puiu Vasile, P<strong>op</strong>inceanu Niculai, Bontas Dumitru, Nasturas<br />

Vasile, Ionescu Adrian Mirel, Grigori Gheorghe<br />

“Vasile Alecsandri” University of Bacau<br />

“Gheorghe Asachi” Technical University of <strong>Iasi</strong><br />

“George Bacovia” University of Bacau<br />

S.C. “Electrica” S.A. Bacau<br />

Politehnica University Bucharest<br />

S.C. “Aerostar” S.A. Bacau<br />

Pending<br />

This invention refers to a nut for ball helical transmissions<br />

(ball screws), provided with frontal, identical recirculation<br />

parts, having ring sector shapes that are mounted by means<br />

of pins and screws in the seats of the same shape located in<br />

the nut body. This assures constructive and technological<br />

simplicity, high productivity and low machining costs.<br />

NATIONAL<br />

174

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