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) | B62B-013/18 |
미국특허분류(USC) | 280/712 ; 280/8 ; 280/13 |
출원번호 | US-0933665 (1986-11-21) |
발명자 / 주소 | |
인용정보 | 피인용 횟수 : 7 인용 특허 : 2 |
A ski attachment for pivotal attachment to the axle or transverse rod-like member of a wheeled vehicle which comprises at least one ski having an elongated runner with an upturned front tip, an upstanding pedestal mounting on said elongated runner behind said front tip, said pedestal having an upper distal end with a transverse recess or like means formed therein for pivotally receiving said transverse axle or rod-like member of the vehicle, said pedestal and ski having a total height greater than the radius of the vehicle wheel, and tension biasing mean...
A ski attachment for pivotal securement to the axle or transverse rod-like member of a bundle buggy having a pair of spaced-apart wheels mounted on said axle or rod-like member comprising, in combination, a pair of skis, means for securing the skis together in a spaced side-by-side relationship, each of said skis having an elongated runner with upturned front and rear tips, spaced-apart upstanding sidewalls extending from said front to said rear tips and an upstanding pedestal mounted on the runner behind said front tip secured to the sidewalls, each of ...