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Showing 1 to 10 of 10 for “"Hydrostatic Bearing"”.
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Design of a low cost hydrostatic bearing
… method for a new surface self compensating hydrostatic bearing. A lumped resistance model was used to analyze the performance of the bearing and provide guidance on laying out the bearing features. One arrangement of bearing features was cut into a flat sheet of ultra high molecular weight …
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MITIGATION OF GEAR MESH-FREQUENCY VIBRATIONS UTILIZING A HYDROSTATIC BEARING
… flow can be disrupted, for example using a hydrostatic bearing as a low pass filter of vibrations while still preserving the positioning accuracy of the gear drive.</p><p>Hydrostatic bearings are a class of fluid bearings consisting of externally pressurized fluid trapped in a recess to …
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Design, dynamic modeling, simulation and feedback control of hydrostatic bearing
A hydrostatic bearing carriage (Hydrocline) that uses an open face linear motor to drive the carriage as well as to preload the hydrostatic bearings has been developed by Professor Alexander Slocum and Gerald Rothenhöfer of the Massachusetts Institute of Technology's Mechanical Engineering …
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Mancais hidrostáticos aplicados em tornos de fabricação nacional
A routine is formulated for the design of plane hydrostatic bearing system, as used in machine tools, particularly lathes. Incompressible fluid flow conditions and parameters are first studied and defined for the bearing system. A digital computer program is then presented, which is capable of …
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Elements for the design of precision machine tools and their application to a prototype 450mm Si-wafer grinder
… stiff servo-controllable kinematic couplings and hydrostatic bearings to minimize the structural loop of multi-axis precision grinding machines while reducing complexity. The fundamental importance of these ultra stiff, adjustable machine elements is demonstrated in the design of a grinding …
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Surface self-compensated hydrostatic bearings
… been known in the machine tool industry that hydrostatic bearing technology has several unique advantages over rolling element bearings. The thin fluid film between the bearing pads and the rail provides virtually infinite motion resolution due to lack of static friction, very low straightness …
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Design and manufacturing of modular self-compensating hydrostatic journal bearings
In order to carry a load, a multi recess hydrostatic bearing supplied with a single pressure source requires compensation devices. These devices are also known as restricters and they allow the recess pressures to differ from each other. These devices, when properly selected and tuned, can deliver …
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Design and control of a long stroke fast tool servo
… long stroke fast tool servo consists of an air bearing stage driven by a unique three phase oil cooled linear motor. The linear FTS has a travel range of 25 mm and is capable of 100 m/s² accelerations. The FTS is mounted to a T-base diamond turning machine (DTM). The FTS is attached to a …
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Development of a nano-precision ruling engine for machining of freeform micro-scale optical surfaces
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2026-05-01
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Hydrostatická ložiska pro větrnou energetiku
… hlavního hřídele rotoru větrné turbíny pomocí hydrostatických ložisek. Větrné turbíny se vyskytují v mnoha provedeních a v rámci práce poté byly určeny provozní parametry a užívaná ložiska u horizontálních turbín o různých instalovaných výkonech. V současné době jsou opravy, ale i servisování …