Back of body extrusion lumbar vertebrae device has been prevented to nursing bed backplate

Back of body extrusion lumbar vertebrae device has been prevented to nursing bed backplate constitutes the characteristic by telescopic link, a back of the body frame, backplate frame, spring, guide rail, slip backplate, cable, cable assembly pulley, support rail assembly pulley: get up out -of -the...

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1. Verfasser: HUANG TIANYAN
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:Back of body extrusion lumbar vertebrae device has been prevented to nursing bed backplate constitutes the characteristic by telescopic link, a back of the body frame, backplate frame, spring, guide rail, slip backplate, cable, cable assembly pulley, support rail assembly pulley: get up out -of -the -way chord position in backplate frame below and fixed through the activity pivot and the body respectively, the telescopic link is connected with a back of the body frame, spring one end is fixed on backplate rest base end fixed point, the other end is fixed on the fixed point of slip backplate bottom, the pulley imbeds in the guide rail in holding in the palm the rail assembly pulley, ask the rail assembly pulley to fix at backplate frame cavity frame, the slip backplate is fixed on the guide rail holds in the palm the face, the cable is directly fixed and is passed and fix on the slip backplate in playing another follow cable assembly pulley of out -of -the -way frame, every slip backplate is fixed by two guide