发明名称 |
Float device with at least one float body |
摘要 |
The specification describes a float device with at least one float body which forms a support surface element and has at least one skin which is resistant to water and forms a chamber. The chamber is filled up at least partly with plastic foam having closed pores and extending along the whole inner periphery of the flexible skin.
|
申请公布号 |
US4009675(A) |
申请公布日期 |
1977.03.01 |
申请号 |
US19740523663 |
申请日期 |
1974.11.14 |
申请人 |
ZOLLNER, NIKOLAUS WAKI;SCHWARK, HANFRIED F. |
发明人 |
ZOLLNER, NIKOLAUS WAKI;SCHWARK, HANFRIED F. |
分类号 |
B63C9/04;B63B5/24;B63B38/00;(IPC1-7):B63B5/24 |
主分类号 |
B63C9/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|