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 |
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국제특허분류(IPC7판) | F16C-029/06 |
미국특허분류(USC) | 384/45 |
출원번호 | US-0329191 (1989-03-27) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 5 인용 특허 : 4 |
The present invention provides a product moving set up comprising a guide member and a carrier member movable along the guide member. A ball race is provided to either side of the set up and each ball race is fitted with rolling balls which recirculate through the ball race as the carrier member moves along the guide member. Each ball race is formed by cooperative race portions on the guide member and the carrier member with the cooperative race portions comprising a pair of back to back first race portions on the carrier member and a pair of second race...
A product moving system comprising a guide member and a carrier member movable along said guide member, said system including a ball race to either side thereof, each said ball race being fitted with rolling balls which recirculate through said ball race as said carrier member moves along said guide member, each said ball race being formed by cooperative race portions of said guide member and said carrier member, said cooperative race portions comprising a pair of back to back first race portions on said carrier member and a pair of second race portions ...