发明名称 |
Snow blowers |
摘要 |
A centrifugal snow blower having a frame, a fan rotatable about a central axis supported on the frame and a housing surrounding said fan having a peripheral wall defining at least an opening in direction of clearing and a duct extending tangentially for the ejection of snow. The housing is supported for rotative adjustment about the central axis by a central bearing journaling the housing to said frame, an annular guide member secured to the housing concentric with the central axis and at least one releasable braking device supported on the frame for cooperation with the guide member to fix said housing in selective rotative positions.
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申请公布号 |
US4143475(A) |
申请公布日期 |
1979.03.13 |
申请号 |
US19770848505 |
申请日期 |
1977.11.04 |
申请人 |
FIRMA ING. ALFRED SCHMIDT GMBH |
发明人 |
SCHMIDT, ALFRED;FRITZ, GUNTHER |
分类号 |
E01H5/04;E01H5/09;(IPC1-7):E01H5/00 |
主分类号 |
E01H5/04 |
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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