发明名称 |
Rotary cleaning brushes |
摘要 |
The invention relates substantially to brush consisting of a number of wire bundles forming knots and extending radially from the periphery of a heat conducting disc supporting the wire bundles, all being covered by a first layer of elastomer which has attached to it a second layer of elastomer of substantially less diameter, extending over a portion of said knots; the remainder of the knobs being left uncovered by the second layer thereby forming a flexible base for the movement of the knots as well as permitting heat conduction to the air.
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申请公布号 |
US4137594(A) |
申请公布日期 |
1979.02.06 |
申请号 |
US19770781749 |
申请日期 |
1977.03.28 |
申请人 |
ARNAL, CLAUDE;FIDRY, FRANCOIS |
发明人 |
ARNAL, CLAUDE;FIDRY, FRANCOIS |
分类号 |
A46B3/04;A46B9/12;(IPC1-7):A46B1/00 |
主分类号 |
A46B3/04 |
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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