| 摘要 |
A back support ( 6 ) comprising a first support element ( 7 ) adapted to be mounted on a seat back ( 3 ), and a second support element ( 21 ) adapted to be mounted to the back of a user, the elements ( 7, 21 ) each being provided with securing means ( 7', 24 ) to secure the support elements ( 7, 21 ) together when the support elements ( 7, 21 ) are placed together. The arrangement is such that, in use, the first support element ( 7 ) supports the second support element ( 21 ) so that the back of a user of the back support ( 6 ) is in traction. The means to secure the elements together comprises a hook-and-loop-type pad on each support element ( 7, 21 ) or a tongue and groove arrangement.
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