发明名称 |
Plastics drum for concrete mixing and methods of manufacture thereof |
摘要 |
A heavy duty rotary concrete mixing drum capable of attachment to a vehicle. The drum comprises a first end which engages a vehicle powered drive assembly which rotates the drum for mixing of said concrete and a second end from which mixed concrete is discharged. The drum is manufactured from at least one layer of plastics material; wherein the drum includes a wall having integral internal formations which promote mixing and discharge of said concrete and an inner surface which promotes mixing of the concrete.
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申请公布号 |
US6902311(B1) |
申请公布日期 |
2005.06.07 |
申请号 |
US20020049605 |
申请日期 |
2002.06.06 |
申请人 |
KHOURI ANTHONY;RODGERS WILLIAM |
发明人 |
KHOURI ANTHONY;RODGERS WILLIAM |
分类号 |
B29C41/32;B01F9/02;B28C;B28C5/22;B28C5/42;B29C;B29C33/40;B29C33/52;B29C33/60;B29C41/22;B29C70/06;B29C70/08;B29C70/30;B29C70/32;B29K;B29K75/00;B29K105/06;B29L;B29L24/00;(IPC1-7):B28C5/18 |
主分类号 |
B29C41/32 |
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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