Incremental printing of symbolic information – Light or beam marking apparatus or processes – Scan of light
Patent
1997-12-02
1999-09-21
Le, N.
Incremental printing of symbolic information
Light or beam marking apparatus or processes
Scan of light
347245, 347152, 347170, 359198, 399110, 399118, G02B 2608
Patent
active
059560720
ABSTRACT:
An optical scanner includes a light source to generate a light beam, a first optical unit to give a specified optical characteristic to the light beam emitted from the light source, a scanning unit including a rotatable member to scan a scanning object by applying the light beam passed through the first optical unit while rotating the rotatable member in a specified direction and a second optical unit to lead the light beam to form an image on a specified position of the scanning object; and a housing having a bottom portion to house the optical system, an opening portion provided at the side opposite to the bottom portion, a first reference surface that is used as a reference when the bottom side is set to a first external equipment and a second reference surface that is used as a reference when the opening side is set to a second external equipment.
REFERENCES:
patent: 4774531 (1988-09-01), Tokita
patent: 4912563 (1990-03-01), Narita
patent: 5151811 (1992-09-01), Makino
patent: 5430524 (1995-07-01), Nelson
patent: 5751431 (1998-05-01), Taka et al.
Kabushiki Kaisha Toshiba
Le N.
Pham Hai C.
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