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" |
국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) | H01Q-019/12 |
미국특허분류(USC) | 343/840 ; 343/872 |
출원번호 | US-0241507 (1994-05-12) |
발명자 / 주소 | |
출원인 / 주소 | |
인용정보 | 피인용 횟수 : 30 인용 특허 : 0 |
There is disclosed a flexible fabric cover for a satellite antenna dish having an opaque, optionally decorated, front surface which serves to conceal the antenna dish; the cover is preferably formed of a generally circular piece of a synthetic fabric which is at least moderately stretchable, which is from six inches to two and one-half feet greater in diameter than the antenna dishes it is intended to cover, and which has a central opening for the antenna receiver and feed structure; the cover includes securing means in the preferred embodiment consistin...
A cover for a satellite communication receiver antenna dish having a concave side comprising: a sheet of non-transparent flexible material of generally circular outline no more than twelve feet in diameter; said sheet having folded portions around the periphery thereof forming an enclosure for a drawcord, said enclosure having at least one interruption for exit of ends of a drawcord; a drawcord threaded through said enclosure having ends extending from said at least one interruption; a cord tightening device having a spool engageable by at least one of s...