Positioning apparatus and assembly thereof

Details Positioning apparatus and assembly thereof Positioning apparatus and assembly thereof

2005-07-19

2005-07-19

Pyo, Kevin (Department: 2878)

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

C250S231140, C324S207250

Reexamination Certificate

active

06919558

ABSTRACT:
A positioning apparatus and method for assembling the same on a rotating member. An embodiment of the positioning apparatus comprises an encoder having index markings indicative of the rotational position of the rotating member, a decoder for reading the index markings from the encoder when the encoder is mounted to the rotating member at a desired distance from the decoder to determine the rotational position of the rotating member, and at least one spacer for mounting the encoder on the rotating member at the desired distance from the decoder.

REFERENCES:
patent: 5081756 (1992-01-01), Abe et al.
patent: 6297629 (2001-10-01), Peilloud
patent: 3337612 (1985-04-01), None
patent: 0177711 (1986-04-01), None
patent: 0280390 (1988-08-01), None
patent: 402147815 (1990-06-01), None

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