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.:

US 9218840 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 22, 2015

Filed:

Jun. 25, 2013
Applicant:

Koninklijke Philips N.v., Eindhoven, NL;

Inventors:
Assignee:

KONINKLIJKE PHILIPS N.V., Eindhoven, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/00 (2006.01); G11B 7/12 (2012.01); G11B 7/085 (2006.01); G11B 7/095 (2006.01); G11B 19/20 (2006.01); G11B 33/14 (2006.01);
U.S. Cl.
CPC ...
G11B 7/1201 (2013.01); G11B 7/08582 (2013.01); G11B 7/0956 (2013.01); G11B 33/14 (2013.01);
Abstract

An optical disc recording and/or reproducing device comprising a drive for rotating an optical disc around an axis of rotation, a movable optical pickup unit () and a frame () having at least one guiding rod () for guiding a displacement of the optical pickup unit () in a substantially radial direction with respect to the axis of rotation. The guiding rod () is provided with a protrusion () for restricting the movement of the optical pickup unit () when the guiding rod () is in a predetermined rotational position. The guiding rod () is rotationally drivable by an electric drive motor in order to move the protrusion () for either releasing or blocking the optical pickup unit ().


Find Patent Forward Citations

van Rooij, Johannes. (2015). Optical disc device having a protrusion for blocking its optical pickup unit (U.S. Patent No. 9218840). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9218840

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…