Invention Grant
US5456649A Wall mounted, adjustable hanging bar for back stretching 失效
壁挂式,可调式吊杆,用于背部拉伸

Wall mounted, adjustable hanging bar for back stretching
Abstract:
A back stretching invention that consist of a vertical main tube (11) that is fitted with a rib (12) and is fixed to the wall via plate (15). Located on the main tube (11) is a slider (17) that moves vertically on said tube to raise and lower handle tube (22). The handle tube (22) is were the uses grasps with their hands and hangs, stretching their spine, strengthening their muscles.
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