A cleaning device and cleaning method

PCT No. PCT/IE96/00012 Sec. 371 Date Sep. 15, 1997 Sec. 102(e) Date Sep. 15, 1997 PCT Filed Mar. 14, 1996 PCT Pub. No. WO96/28817 PCT Pub. Date Sep. 19, 1996A cleaning device (1) for cleaning a lens (2) of a laser head (3) of a compact disc player comprises a carrier disc (5) which is substantially...

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Hauptverfasser: ROXANNE YVONNE FRITSCH, JOSEPH FREDERICK FRITSCH
Format: Patent
Sprache:eng
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Zusammenfassung:PCT No. PCT/IE96/00012 Sec. 371 Date Sep. 15, 1997 Sec. 102(e) Date Sep. 15, 1997 PCT Filed Mar. 14, 1996 PCT Pub. No. WO96/28817 PCT Pub. Date Sep. 19, 1996A cleaning device (1) for cleaning a lens (2) of a laser head (3) of a compact disc player comprises a carrier disc (5) which is substantially similar to a standard compact disc. Cleaning brushes (14) and (15) are located on the carrier disc (5) on a face (6) thereof which, in use, faces the laser head (3) for cleaning the lens (2) as the carrier disc (5) rotates in the compact disc receiving location of the compact disc player. A non-reflective band (25) is printed on and extends around the outer periphery (12) of the carrier disc (5) for returning the laser head (3) from the outer periphery (12) of the carrier disc (5) to an inner periphery (11), so that as the laser head (3) cycles between the inner and outer peripheries (11) and (12) across the brushes (14) and (15), the brushes (14) and (15) engage the lens (2) in two different relative directions for cleaning thereof.