| 摘要 |
The base plug 3 has the shape of a cylindrical tube 6, one end 9 of which is closed by a wall 8 which acts as a plug and the other end of which is open and forms the base proper. This ball 1 is open in its lower part where its opening 2 is closed by a base plug 3; the walls 4 of the opening 2 of the ball 1 are driven into a slot 5 closed at the end of the cylindrical tube 6. At the level of the slot 5 which receives the walls 4 of the opening 2 of the envelope 1, means 11 acting as a sucking device, ensure and strengthen the position and the leaktightness of the base plug 3. Base plug 3 for displaying objects in a transparent glass ball full of liquid. <IMAGE>
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