摘要 |
<p>The sensor base (10) has front and back housings (11,12), and top right corner of front housing corresponds to top left corner of back housing. The component chamber (13) arranged between houses, has an aperture (131) at exterior surface of the base, and an aperture (132) filled with packings (15). A sensor module (20) is pivotably received inside the chamber, and a brake (30) fitted inside the chamber is coupled to adjustment screw (14) fitted in the aperture (132).</p> |