发明名称 |
Barrel fan with enclosed motor |
摘要 |
A barrel fan for the heavy duty circulation of air at the floor level consisting of a cylindrical tubular housing having a guarded rotating propeller blade therein. The blade is driven by a belt connected to an electric motor located on the lower exterior portion of the housing preferably shielded by a skirt in ventilating communication with the housing interior for motor cooling purposes. The motor is pivotally mounted and a spring interposed between the motor and housing maintains the tension within the belt.
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申请公布号 |
US6474956(B2) |
申请公布日期 |
2002.11.05 |
申请号 |
US20010773738 |
申请日期 |
2001.02.02 |
申请人 |
AIRMASTER FAN COMPANY |
发明人 |
DAVIS JAMES L.;LAZEBNIK ROBERT H.;RISKE STANLEY J. |
分类号 |
F04D25/08;(IPC1-7):F04B53/00 |
主分类号 |
F04D25/08 |
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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