| 摘要 |
PURPOSE: A cheap and easy manual and automatic vinyl house opening and closing machine is provided to easily operate the same. CONSTITUTION: An extension part(24) is formed at one end of a driving shaft of a driving gear and penetrates a through-hole formed in a case(10). A polygonal protrusion part(26) is formed at the end portion of the extension part. A through-hole(25) is formed for inserting a bolt(9) to couple a handle(50) to the extension part or the polygonal protrusion part. A coupling hole(56) is formed at the both sides(54) of the handle. A polygonal hole(58) corresponding to the cross section of the polygonal protrusion is formed on the front side(57) connecting both sides. |
