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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0633097 (1996-04-16) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 4 인용 특허 : 3 |
The device fills a hole in an ice rink surface and has a chamber to receive a slush mixture. An access allows the slush mixture to be deposited into the chamber. The chamber has a lower end and a valve is located at the lower end for dispensing the slush mixture from the chamber. The valve includes
A device for filling a hole in an ice rink surface, comprising: a chamber to receive a slush mixture therein; access means for depositing said slush mixture into said chamber; valve means at one end of said chamber for dispensing said slush mixture from said chamber; trigger means for opening said v
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