发明名称 焦点合わせ可能な懐中電灯
摘要 The present invention relates to a flashlight having a casing, a light source and a lamp head with a lens attachment that can be displaced longitudinally axially relative to the light source in order to focus the emitted cone of light. The object of the present invention is to provide a flashlight that, on the one hand, enables the reflector to be displaced smoothly relative to the light source and, on the other hand, prevents involuntary shifting of the focusing that has been set. According to the invention, the flashlight has a clamping device for fixing the lamp head in a selectable longitudinal axial position.
申请公布号 JP5881819(B2) 申请公布日期 2016.03.09
申请号 JP20140511734 申请日期 2012.05.10
申请人 ツヴァイブリューダー・オプトエレクトロニクス・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング・ウント・コンパニー・コマンディトゲゼルシャフト 发明人 オーポルカ・ライナー
分类号 F21L4/00;F21V17/02 主分类号 F21L4/00
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