Positioning device

Details Positioning device Positioning device

2006-11-14

2006-11-14

Wong, K. (Department: 2627)

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

C360S077020

Reexamination Certificate

active

07136249

ABSTRACT:
A positioning device includes a swiveling shaft, at one end of which an element to be positioned may be attached, a swivel drive, made up of a rotor, which is movable relative to a stator, a position measuring device, made up of two parts movable relative to each other, and a roller bearing, which includes several rolling elements. The rotor of the swivel drive and a first part of the position measuring device are connected to the shaft in a rotatably fixed manner. The rolling elements are made of a ceramic material.

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patent: 5796542 (1998-08-01), Szeremeta
patent: 6151185 (2000-11-01), Ishizuka et al.
patent: 6933700 (2005-08-01), Lahr et al.
patent: 0 978 708 (1999-07-01), None
Y. Uematsu; M. Fukuda,Servo Track Writing Technology, Fujitsu Sci. Tech. J, 37.2, p. 220-226, Dec. 2001.

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