검색연산자 | 기능 | 검색시 예 |
---|---|---|
() | 우선순위가 가장 높은 연산자 | 예1) (나노 (기계 | machine)) |
공백 | 두 개의 검색어(식)을 모두 포함하고 있는 문서 검색 | 예1) (나노 기계) 예2) 나노 장영실 |
| | 두 개의 검색어(식) 중 하나 이상 포함하고 있는 문서 검색 | 예1) (줄기세포 | 면역) 예2) 줄기세포 | 장영실 |
! | NOT 이후에 있는 검색어가 포함된 문서는 제외 | 예1) (황금 !백금) 예2) !image |
* | 검색어의 *란에 0개 이상의 임의의 문자가 포함된 문서 검색 | 예) semi* |
"" | 따옴표 내의 구문과 완전히 일치하는 문서만 검색 | 예) "Transform and Quantization" |
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) | A63B-021/008 |
미국특허분류(USC) | 482/112 ; 482/111 ; 482/142 |
출원번호 | US-0056867 (1993-05-05) |
발명자 / 주소 | |
인용정보 | 피인용 횟수 : 29 인용 특허 : 0 |
An exercise device that enables a person to exercise the abductor muscles of the legs, the postural muscles and the muscles of the upper arms. The exercise device includes a base structure and two elongated members, each having an upper end and a lower end, that are joined to the base structure. The lower end of each elongated member is pivotably coupled to the base structure in a manner that enables each of the elongated members to be pivotably moved about its lower end in a direction generally away from the other elongated member. The pivotable movemen...
An exercise apparatus comprising: a base structure that includes a generally horizontal surface; a first elongated member pivotably coupled to said generally horizontal surface; a second elongated member pivotably coupled to said generally horizontal surface, wherein said first elongated member and said second elongated member are coupled to said generally horizontal surface at points a predetermined distance apart along a first line, whereby said predetermined distance is wide enough to enable a person\s legs to fit between said first elongated member a...