CHAIR EQUIPPED WITH A LUMBAR VERTEBRA SUPPORTING PLATE, IN WHICH THE WAIST SUPPORT DISTANCE OF THE LUMBAR VERTEBRA SUPPORTING PLATE IS ABLE TO BE EXTENDED

摘要

PURPOSE: A chair equipped with a lumbar vertebra supporting plate is provided to maximize waist support effect and to support the waist in an optimal position.;CONSTITUTION: A chair equipped with a lumbar vertebra supporting plate comprises support legs(10), a seat plate(20) fixed on the support legs, a seat back(30) installed adjacent to the seat plate, and an armrest(40) fixed in both sides of the seat plate. A lumbar vertebra fixing unit(60) is installed in the armrest of the chair. The lumbar vertebra supporting plate is supported in the lumbar vertebra fixing unit. The upper lumbar fixing unit is installed on the top of the armrest.;COPYRIGHT KIPO 2012