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) | B05B-007/30 A62C-031/00 |
미국특허분류(USC) | 239/443; 239/310; 239/312; 239/318; 239/353; 239/354; 239/407; 239/413; 239/414; 239/4161; 239/436; 239/527; 239/528; 239/444; 137/889; 137/894 |
출원번호 | US-0585849 (2000-06-01) |
발명자 / 주소 | |
출원인 / 주소 | |
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 18 인용 특허 : 3 |
A combination spray apparatus which allows for the selection of several different flowable materials to be sprayed from a single unit and at the site of the unit itself. In the preferred manner, the spray apparatus includes a trigger nozzle as well as the selection of two different materials to be sprayed through a second barrel portion. An eductor it utilized to draw selected materials into a spray stream. The combination spray apparatus is operable with water pressures which are customary to most cities and industries.
1. A sprayer apparatus having at least two barrels comprising:a main body portion; a first flow passage formed through the main body portion; a first barrel and a second barrel in fluid communication with the main body portion and the first flow passage; a first valve member connected to the first barrel; a second valve member connected to the second barrel, both the first and second valve members operatively associated with the first flow passage; at least second and third flow passages operatively associated with the second barrel; and a third valve me...