The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 03, 2011
Filed:
Sep. 28, 2007
Kenji Watabe, Yokohama, JP;
Ikuo Nishida, Ebina, JP;
Yoichi Narui, Matsudo, JP;
Masahiro Matsuo, Tokyo, JP;
Takayuki Fujimoto, Tsuchiura, JP;
Kenji Watabe, Yokohama, JP;
Ikuo Nishida, Ebina, JP;
Yoichi Narui, Matsudo, JP;
Masahiro Matsuo, Tokyo, JP;
Takayuki Fujimoto, Tsuchiura, JP;
Hitachi-LG Data Storage, Inc., Tokyo, JP;
Abstract
An optical disc apparatus, comprising a tray, attached to be insertable within housingsand, and within the housings are included a disc motor, an optical pickupand a moving mechanism thereof, and also a unit mechanism chassisfor moving the optical pickup thereon and a controller substratedisposed below the unit mechanism chassis for controlling the optical pickup, and further, a wide-width flexible cablefor electrical connection between the controller substrate and the optical pickup, wherein the optical pickup mounts laser unitsandincluding three (3) pieces of elements, each emitting a laser light different in the wavelength thereof, a penetrating portionand a wall portionare provided in a part of left bottom surface of the tray, while forming a cutoff portionin a part of the chassis, thereby guiding the airflow generated accompanying with rotation of the optical disc onto the optical pickup, with certainty.