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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0336767 (1989-04-12) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 6 인용 특허 : 6 |
A hollow ring is formed in two parts hinged together at one end of each half and detachably secured together at the other ends of each half by a clasp to form a torus. A pair of spaced apart pads are situated on the inner surface of one portion and a diametrically adjustable pad is situated centrall
A wrist engaging exercising device comprising in combination an annular hollow member, means for detachably engaging said hollow member around the wrist of the user having wrist engaging means projecting centrally from the annular hollow member and including adjustment means for adjusting the wrist
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