发明授权
- 专利标题: Rotary lawn mower
- 专利标题(中): 旋转割草机
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申请号: US160610申请日: 1980-06-18
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公开(公告)号: US4312174A公开(公告)日: 1982-01-26
- 发明人: John Vanderhoef
- 申请人: John Vanderhoef
- 申请人地址: CAX Brampton
- 专利权人: Canadiana Garden Products Inc.
- 当前专利权人: Canadiana Garden Products Inc.
- 当前专利权人地址: CAX Brampton
- 主分类号: A01D34/63
- IPC分类号: A01D34/63 ; A01D34/71 ; A01D35/26
摘要:
A single bladed rotary lawn mower comprises a toroidal cutting chamber of gradually increasing height over the cutting zone, and abruptly decreasing height adjacent the end thereof. A top discharge port and a side discharge port separate therefrom is provided, one or both of which may be optionally closed whereby the lawn mower may be used in mulching, rear bagging or side discharge operation as desired.
公开/授权文献
- US4827138A Filled grid mask 公开/授权日:1989-05-02