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) | A62C-035/00 |
미국특허분류(USC) | 137/3552 ; 137/35526 |
출원번호 | US-0199097 (1988-05-26) |
발명자 / 주소 | |
인용정보 | 피인용 횟수 : 21 인용 특허 : 1 |
An automatic water hose rewinder includes mainly a completed cabinet, and inner of the cabinet contains a reel which can be driven by motor or operated by manual action. Winding the hose is via a small rolling wheel\s outlet hole which is designed to reduce friction and then via a hose arranging device to move between the rollers in rows neatly, and the hose is pressed tightly to avoid loosening by presshose device. When the hose is pulled out for using, it is disengaged away the motor and pulled with ease. Besides, while cutting off the electricity, the...
A water hose support and rewinding device comprising: a housing having two spaced apart supporting walls and a front wall between the supporting walls; a single water hose; a reel supported for rotation between said walls; said reel being adapted to carry the single water hose; the front wall for said housing having an opening for said hose to pass through; said water hose having one graspable end and said hose passing through said opening and being pullable out through said opening while unwinding said reel; friction reducing bearings at said opening ov...