System of variable hydrostatic guideway for vertical lathes and a vertical lathe that includes said guideway

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United States of America Patent

PATENT NO 9566678
APP PUB NO 20130319192A1
SERIAL NO

13885074

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Abstract

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A variable hydrostatic track system for vertical lathes includes

    a plurality of sectors arranged between the periphery and the central opening of an annular base. Each sector includes an upper housing with a hydraulic fluid outlet such that when the injected hydraulic fluid overflows from the housings, it forms a film between the rotating chuck and the sectors. The track system further includesa positioning mechanism having a plurality of hydraulic cylinders fixed on the annular base in a radial direction between the central opening and the sectors. The rod of each hydraulic cylinder is coupled to a piston and to one of the sectors.

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Patent Owner(s)

Patent OwnerAddress
BOST MACHINE TOOLS COMPANY S A20159 ASTEASU (GUIPÚZCOA)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bengoechea, Ubarrechena Elisabete Asteasu, ES 1 2
Garcia, Calderón Emilio Asteasu, ES 1 2

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