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Patent Searching and Data


Title:
CAMERA DRIVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/155178
Kind Code:
A1
Abstract:
A camera drive device comprises: a camera section (100); a stationary unit provided with a protrusion section (202) having at least a part thereof consisting of a magnetic body and having a shape of at least a part of a spherical surface; a movable unit for supporting the camera section, the movable unit being provided with an attraction magnet (404) which generates a magnetic attraction force acting on the magnetic body, and also with a conical contact surface with which the protrusion section of the stationary unit is made to loosely fit and contact by the magnetic attraction force, the movable unit freely pivoting relative to the center of the spherical surface of the protrusion section; a panning drive section; a tilting drive section; a rolling drive section for rotating the camera section in the rolling direction in which the camera section rotates about the optical axis of a lens; a detector for detecting both the rotational angle of the camera section in the rolling direction and the tilt angle of the camera section in the panning and tilting direction relative to the stationary unit; and a retaining member (201) affixed to the stationary unit and having a come-out prevention/restriction section which is disposed with a predetermined gap formed relative to the movable unit in the optical axis direction.

Inventors:
TAKIZAWA, Teruyuki (())
Application Number:
JP2011/003189
Publication Date:
December 15, 2011
Filing Date:
June 07, 2011
Export Citation:
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Assignee:
PANASONIC CORPORATION (1006, Oaza Kadoma Kadoma-sh, Osaka 01, 〒5718501, JP)
パナソニック株式会社 (〒01 大阪府門真市大字門真1006番地 Osaka, 〒5718501, JP)
International Classes:
G03B5/00; H04N5/222; H04N5/232
Domestic Patent References:
WO2010010712A1
Foreign References:
JP2008058391A
JP2010096861A
JPH11220651A
Attorney, Agent or Firm:
OKUDA, Seiji (OKUDA & ASSOCIATES, 10th Floor Osaka Securities Exchange Bldg., 8-16, Kitahama 1-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
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Claims: