|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||482/52 ; 482/51 ; 297/4401|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 17 인용 특허 : 2|
A step for aerobic exercise has a stationary base support (A) carrying in telescopic relation, an upper member (B) which is manually moveable for making height adjustments by selectively engaging interlocking elements (C) and (D) carried by the stationary support, and the moveable upper member respectively so that a user may approach the step from any direction for exercising or for making height adjustments by moving the upper member (B) engaging and disengaging the interlocking elements by manipulating the vertical and horizontal positioning of the upp...
A height adjustable step for facilitating aerobic exercises thereon comprising: a substantially cylindrical stationary support including a base and an upwardly extending frame having a single cylindrical wall defining a hollow interior space carried by said base; a substantially cylindrical moveable upper member including a flat foot receiving upper step surface; a mounting member including a single cylindrical wall defining a hollow interior space depending from and extending adjacent an outer periphery of said flat foot receiving upper step surface and...