LUMBAR PAIN PREVENTIVE CUSHION

PROBLEM TO BE SOLVED: To provide a lumbar pain preventive cushion which solves the following problems: attaching a lumbar support to a sheet cover requires effort and time, a connecting part inserted between a back part and a seat part of a seat tends to slip easily, and attaching a slipping-off preventive member to a free end can prevent slipping but stability is bad. SOLUTION: The cushion has a back part 3 of the cushion, a seat part 4 of the cushion, which are zoned in a cushion body 1 stitched a base cloth and an outer material, and a lumbar cushion 5 slidably attached to the back of the cushion. A pocket is provided between the base cloth and the outer material of the lumbar cushion. Moreover, the cushion has a cushion part for a back bone and a back slipping preventive cushion part at the back. The cushion has a cushion part for a crotch, a cushion part for a thigh, and a seat slipping preventive cushion part at the seat. Flexible cushion layers are provided inside the cushion and zoned by stitches. COPYRIGHT: (C)2005,JPO&NCIPI