Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
August 31, 2010
Patent Application Number
11846214
Date Filed
August 28, 2007
Patent Primary Examiner
Patent abstract
An angle adjustment device includes a main body, an operation panel supported for up-down rotation with respect to the main body, a block mechanism to block rotation of the operation panel with respect to the main body, a release-hold mechanism to release the rotation of the operation panel by the block mechanism and also to hold a released state, and a recovery mechanism to return from a state in which a blocked operation of the operation panel by means of the block mechanism is released to a state in which a rotation of the operation panel is blocked by means of the block mechanism.
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