发明名称 |
Screening device |
摘要 |
A screening device having an inflatable screen frame and a rigid screen frame member. The frame assembly expands with inflation in a self-controlled manner to tension the associated screen cloth and to fix the frame within the screening device. A method of making screen assemblies is also disclosed using heated screen cloth to fuse the frame thereto. |
申请公布号 |
US4568455(A) |
申请公布日期 |
1986.02.04 |
申请号 |
US19830510380 |
申请日期 |
1983.07.01 |
申请人 |
SWECO, INCORPORATED |
发明人 |
HUBER, GENE A.;RACINE, BILL A. |
分类号 |
B07B1/48;B29C37/00;B29C65/44;B29C65/64;B29C69/00;B29C70/82;(IPC1-7):B07B1/49 |
主分类号 |
B07B1/48 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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