JPH0324617U

JPH0324617U -

Info

Publication number: JPH0324617U
Application number: JP8442989U
Authority: JP
Priority date: 1989-07-18
Filing date: 1989-07-18
Publication date: 1991-03-14

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案による装置の第１実施例の縦断
面、第２図は本考案の第１実施例における付勢部
材を示す斜視図、第３図は第１図におけるＡ−Ａ
′矢視断面図であり、本体部材の案内面に嵌合し
ている状態を示す図、第４図は本考案による装置
の第２実施例を示し、付勢部材配設位置における
縦断面図であり、本体部材の案内面に嵌合してい
る状態を示す図、第５図は、測量機の望遠鏡を示
す概略断面図、第６図は、従来技術を示す図、第
７図は、従来技術における付勢部材の斜視図であ
る。主要部分の符号の説明、２…合焦レンズホルダ
ー、７…本体部材、７ａ…案内面、５，９…薄板
弾性体、５ａ，９ａ，１０…当接部。 FIG. 1 is a longitudinal section of a first embodiment of the device according to the present invention, FIG. 2 is a perspective view showing a biasing member in the first embodiment of the present invention, and FIG. 3 is a line A-A in FIG. 1.
Fig. 4 is a cross-sectional view taken in the direction of the arrow ', showing a state in which the main body member is fitted onto the guide surface. Fig. 4 shows a second embodiment of the device according to the present invention, and is a longitudinal cross-sectional view at the biasing member arrangement position. FIG. 5 is a schematic cross-sectional view showing a telescope of a surveying instrument, FIG. 6 is a diagram showing the prior art, and FIG. It is a perspective view of the biasing member in prior art. Explanation of symbols of main parts, 2... Focusing lens holder, 7... Main body member, 7a... Guide surface, 5, 9... Thin plate elastic body, 5a, 9a, 10... Contact portion.

Claims

【実用新案登録請求の範囲】合焦レンズを保持した円筒状の合焦レンズホル
ダーの外周と嵌合して前記ホルダーを摺動案内さ
せるための案内面に、前記合焦レンズホルダーに
設けた付勢部材の端部に形成された当接部を当接
させた測量機における望遠鏡の合焦装置において
、前記付勢部材は長手方向を前記ホルダーの周方
向になるように設けられ、周に沿つた前記付勢部
材の端部は互いに近接するようになされると共に
前記付勢部材の当接部のみが、前記ホルダーの外
周から突出するようになされたことを特徴とする
測量機における望遠鏡の合焦装置。[Claims for Utility Model Registration] A guide surface provided on the focusing lens holder that fits with the outer periphery of a cylindrical focusing lens holder holding a focusing lens and slides and guides the holder. In a focusing device for a telescope in a surveying instrument in which a contact portion formed at an end of a biasing member is brought into contact with the telescope, the biasing member is provided so that its longitudinal direction is in the circumferential direction of the holder, and A combination of telescopes in a surveying instrument, characterized in that the end portions of the biasing members are close to each other, and only the abutting portions of the biasing members protrude from the outer periphery of the holder. Jiao device.