JPH0436310U

JPH0436310U -

Info

Publication number: JPH0436310U
Application number: JP7946690U
Authority: JP
Priority date: 1990-07-25
Filing date: 1990-07-25
Publication date: 1992-03-26

Description

[Brief explanation of the drawing]

第１図乃至第４図は本考案によるもので、第１
図は側面図、第２図は平面図、第３図は第２図の
Ａ−Ａ断面図、第４図は第３図のＢ−Ｂ矢視図で
ある。同図中、１はベース、２はベースサポータ、３
はポール接続筒、４はボルト、５は仰角アジヤス
タ、６はシヤフト、１１はウオームホイール、１
３はアンテナ取付部、１７はウオーム、１８はボ
ールベアリング、１９はウオーム保持筒、１９ｂ
は窓部、２１，２１′はネジ部、２２はベアリン
グ押え、２６はモータである。 Figures 1 to 4 are based on the present invention;
The figure is a side view, FIG. 2 is a plan view, FIG. 3 is a sectional view taken along line A-A in FIG. 2, and FIG. 4 is a view taken along line B-B in FIG. 3. In the figure, 1 is the base, 2 is the base supporter, and 3
is the pole connection tube, 4 is the bolt, 5 is the elevation adjuster, 6 is the shaft, 11 is the worm wheel, 1
3 is an antenna mounting part, 17 is a worm, 18 is a ball bearing, 19 is a worm holding cylinder, 19b
2 is a window portion, 21 and 21' are screw portions, 22 is a bearing holder, and 26 is a motor.

Claims

[Scope of Claim for Utility Model Registration] (1) A shaft is erected on a base equipped with a means for fixing it at a certain angle to the ground, and the mounting parts of a reflector for collecting radio waves, a feed horn, etc. are fixed. A worm wheel is rotatably mounted on the shaft, and the worm wheel is rotated by a worm driven by a motor attached to the base, wherein the worm has both shafts and a ball bearing is inserted coaxially. The outer ring of the ball bearing is held in a worm holding cylinder that is attached to the base and has threaded parts at both ends and a window bored in the wall, and the outer ring of the ball bearing is held by a member that screws into the threaded part, and the worm is inserted through the window. An actuator for a CS antenna characterized by being engaged with a wheel. (2) The actuator for a CS antenna according to claim (1), wherein the motor is fixed to a worm holding cylinder.