최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0309013 (1989-02-09) |
우선권정보 | ZA-0006575 (1986-08-29); ZA-0001722 (1987-03-10) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 107 인용 특허 : 5 |
An exercising machine having a board slidable on a beam has a rope and pulley system by means of which an exerciser sitting on the board pulls himself up an incline. To increase the resistance rubber bands are looped between axles and on the board and the beam respectively. In other embodiments othe
An exercising machine comprising a frame including a pair of forwardly and rearwardly spaced stands and rail means extending between said strands, a rearward one of said stands including first stub means, a sliding board of shorter length than said rail means and movable lengthwise therealong betwee
※ AI-Helper는 부적절한 답변을 할 수 있습니다.