| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a bed, wherein carrying and installation works are performed by dividing a height-adjustable carriage unit into a lower-part base frame and an upper-part base frame, dividedly carrying them from a factory or the like, and the bed is assembled in an installation place, or the height of the bed in factory shipment can be changed to the height desired by a user. <P>SOLUTION: A connecting pin 23 is inserted by selecting a pair of connecting holes 22b out of a plurality of pairs of connecting holes provided in an upper-part connecting part 13 of an upper-part base frame 3. The upper-part base frame 3 is lowered onto the lower-part base frame 2 and the connecting pin 23 is fitted in a receiving part 21. Then, a knob bolt is inserted into a connecting hole 22c immediately under the connecting hole 22b, and threadedly engaged with a nut 20 to fix the upper-part connecting part to the lower-part connecting part 12. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
