Design of hydrodynamic bearing for mobile hard disk drives

IEEE Transactions on Magnetics

Volumn 41, Issue 2, 2005, Pages 741-743

  Asada, Takafumi ^a   Saitou, Hiroaki ^a   Itou, Daisuke ^a  

^a Kotobuki Electron IL   (Japan)

Author keywords

Bubble lubrication; Hydrodynamic bearing; Port

Indexed keywords

ATMOSPHERIC PRESSURE; BUBBLES (IN FLUIDS); CAPILLARY FLOW; DIFFERENTIAL EQUATIONS; GRAPH THEORY; HYDRODYNAMICS; LUBRICATION; THRUST BEARINGS;

BUBBLE LUBRICATION; CIRCULATION PORTS; FLOW RATES; HYDRODYNAMIC BEARING;

HARD DISK STORAGE;

EID: 14544303115     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2004.840315     Document Type: Article

References (11)

1. K. Ono, "Analysis and design of radial and trust bearing," J. JSME C, vol. 60, no. 576, pp. 180-188, 1994.
2. T. Asada, "Hydro dynamic bearings for portable VTR head assemblies," Nat. Tech. Rep., vol. 31, no. 6, pp. 98-104, 1985.
3. _, "Hydrodynamic grooved bearings for rigid disk drive systems," in Proc. Int. Tribology Conf., vol. 3FP-F15, Yokohama, Japan, 1995, p. 385.
4. T. Asada and H. Saitou, "Hydrodynamic bearings and applied technologies," Matsushita Tech. J., vol. 46, no. 1, pp. 54-76, 2000.
5. T. Asada, "Trends in hydrodynamic bearings," J. Jpn. Soc. Tribol., vol. 46, no. 2, pp. 141-146, 2001.
6. T. Asada, H. Saitou, Y. Asaida, and K. Itoh, "Characteristic analysis of hydrodynamic bearings for HDDs," IEEE Trans. Magn., vol. 37, no. 2, pp. 810-814, Mar. 2001.
7. T. Asada, "Design of hydrodynamic bearings for high-speed HDDs 2002," in Microsystem Technologies. New York: Springer-Verlag, 2002, vol. 8, pp. 220-226.
8. J. Bootsma, "The gas-to liquid interface of spiral groove journal bearings and its effect on stability," Trans. ASME, pp. 337-345, Jul. 1974.
9. A. Kawabata, "Analysis of conical bearings," J. JSME C, vol. 50, no. 499, pp. 152-159, 1984.
10. S. Choi and K. W. Kim, "Analysis of bubbly lubrication in journal bearings," JSME Int. J., ser. C, vol. 45, no. 3, pp. 802-808, 2002.
11. Y. Satou and A. Tamura, "Characteristics of flat spiral groove bearing," J. Jpn. Soc. Tribol., vol. 8, no. 21, pp. 504-510, 1976.