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Class Information
Number: 384/100
Name: Bearings > Rotary bearing > Fluid bearing
Description: Subject matter wherein fluid pressure is used to support an element wholly, or partially, balance the bearing, or resist the vertical, or horizontal thrust of a rotary element by interposing a layer that in operation eliminates contact between relatively rotating elements.










Sub-classes under this class:

Class Number Class Name Patents
384/103 Flexible member 98
384/107 Radial and thrust 547
384/114 Radial 242
384/121 Thrust 161
384/101 With antifriction bearing 42


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
8690435 Dynamic pressure bearing and spindle motor using the same Apr. 8, 2014
8672548 Fluid dynamic bearing device and manufacturing method therefor Mar. 18, 2014
8641283 Hydrodynamic bearing apparatus and spindle motor having the same Feb. 4, 2014
8634160 Disk drive device provided with lubricant-filled fluid dynamic bearing Jan. 21, 2014
8628246 Groove configuration for a fluid dynamic bearing Jan. 14, 2014
8629593 Spindle motor with sleeve holder including cylindrical part, seating part, and coupling part Jan. 14, 2014
8630063 Bearing mechanism, motor, and disk drive apparatus Jan. 14, 2014
8618706 Fluid pumping capillary seal for a fluid dynamic bearing Dec. 31, 2013
8616863 ESP with offset laterally loaded bearings Dec. 31, 2013
8616771 Fluid dynamic bearing device Dec. 31, 2013
8607442 Rotating apparatus capable of improving the shock resistance Dec. 17, 2013
8603286 Mechanical part and manufacturing method for the same Dec. 10, 2013
8591113 Fluid dynamic bearing device Nov. 26, 2013
8585289 Spindle motor Nov. 19, 2013
8568033 Bearing apparatus, spindle motor, and disk drive apparatus Oct. 29, 2013
8568827 Textured coating on a component surface Oct. 29, 2013
8562217 Compact non-contact mechanical coupling, damping and/or load bearing device Oct. 22, 2013
8562218 Fluid dynamic bearing system and a spindle motor having a fluid dynamic bearing system Oct. 22, 2013
8562219 Fluid dynamic bearing device Oct. 22, 2013
8562220 Fluid dynamic bearing system Oct. 22, 2013
8562221 Spindle motor Oct. 22, 2013
8556510 Rotating apparatus capable of improving the rotation reliability even after having been downsized, and method for manufacturing the rotating apparatus Oct. 15, 2013
8550720 Positioning device for motor bearing Oct. 8, 2013
8542459 Spindle motor and storage disk drive Sep. 24, 2013
8523444 Ring for a hydrostatic or hydrodynamic bearing, a hydraulic machine equipped with such a ring, and a method of mounting such a ring on a shaft Sep. 3, 2013
8517611 Bearing apparatus, spindle motor, and disk drive apparatus Aug. 27, 2013
8511898 Gas bearing and fabrication method Aug. 20, 2013
8499456 Method for producing a housing for a fluid bearing apparatus Aug. 6, 2013
8485729 Self-compensating hydrostatic journal bearing Jul. 16, 2013
8454239 Fluid dynamic bearing device and assembling method thereof Jun. 4, 2013
8453665 Self-acting self-circulating fluid system without external pressure source and use in bearing system Jun. 4, 2013
8454237 Spindle motor Jun. 4, 2013
8430569 Fluid dynamic bearing motor including molded plastic Apr. 30, 2013
8427777 Disk drive device provided with lubricant-filled fluid dynamic bearing Apr. 23, 2013
8419282 Fluid dynamic bearing device and process for manufacturing the same Apr. 16, 2013
8419281 Bearing member and method for manufacturing the same, and bearing unit having bearing member and method for manufacturing the same Apr. 16, 2013
8407899 Fluid dynamic bearing, method of manufacturing fluid dynamic bearing, rotating device, and disk drive device Apr. 2, 2013
8408797 Method of manufacturing bearing device component coated with photoluminescence material, bearing device component and processing device with an indicator displaying information for a signal in Apr. 2, 2013
8403565 Fluid dynamic bearing device Mar. 26, 2013
8398307 Bearing device Mar. 19, 2013
8387246 Shaft member for fluid lubrication bearing apparatuses and a method for producing the same Mar. 5, 2013
8388227 Hydrodynamic bearing assembly and motor having the same Mar. 5, 2013
8381404 Method manufacturing of fluid dynamic bearing using cutting tool that performs micro alternating drive Feb. 26, 2013
8373011 Process for producing saturated aliphatic hydrocarbon compound, and lubricant composition Feb. 12, 2013
8366321 Bearing unit, and motor and electronic apparatus having bearing unit Feb. 5, 2013
8365413 Fluid dynamic bearing filled with lubricant in work area having reduced pressure, method of manufacturing the fluid dynamic bearing, apparatus for manufacturing the fluid dynamic bearing, and Feb. 5, 2013
8353630 Fluid dynamic bearing with a labyrinth seal Jan. 15, 2013
8343899 Bearing lubricating oil and bearing Jan. 1, 2013
8337086 Bearing apparatus, spindle motor, and disk drive apparatus Dec. 25, 2012
8322927 Fluid dynamic bearing Dec. 4, 2012

1 2 3 4 5 6 7 8 9 10 11










 
 
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