| 摘要 |
PURPOSE:To provide a bed that can save a nursing person a lot of time and labor by raising a seat back up by a driver connected to an arm fitted to a rear roller provided under a hip part seat, and at the same time, lowering a footrest as it is in the horizontal state while rotating the tip of a footrest hanging part downward from the horizontal state. CONSTITUTION:The upper part of a bed foundation frame 1 is provided with a lower fixed frame 2 for a hip part seat, and a turning shaft 6 is fitted to the fixed frame 2 and connected to the foundation frame 1. A turning driver 3 formed of a reduction gear train 4 and a turning motor 5 is fitted to the turning shaft 6. A front roller 9 and a rear roller 10 are rotatably fitted to the front and rear of the lower fixed frame 2. A belt 11 is fitted in such a way as to be wound around almost the half circumference of the rollers 9, 10, and the hip part seat 8 is fixed onto the upper part. A seat back 7 is fitted to the rear roller 10, and a footrest base hanging part 15 is fitted to the front roller 9. The vicinities of the tips of the arms 12a, 12b fixed to the rollers 9, 11 are fixed by a link 13, and a driver 14 is connected to the arm 12a. |
