- 专利标题： A Rotatable Cutting Chain Work Tool, A Wall Saw Arrangement Comprising Such A Work Tool, An Annular Member and A Method for Producing an Annular Member
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申请号： US17605169申请日： 2020-06-04
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公开(公告)号： US20220184849A1公开(公告)日： 2022-06-16
- 发明人: Andreas Jönsson
- 申请人： HUSQVARNA AB
- 申请人地址： SE HUSKVARNA
- 专利权人： HUSQVARNA AB
- 当前专利权人： HUSQVARNA AB
- 当前专利权人地址： SE HUSKVARNA
- 优先权： SE1950774-8 20190624
- 国际申请： PCT/SE2020/050567 WO 20200604
- 主分类号： B28D1/08
- IPC分类号： B28D1/08 ; B23D45/16 ; B23D47/12 ; B23D57/02 ; B23D61/02 ; B27B17/04 ; B27B17/06 ; B27B17/08 ; B27B5/14 ; B28D1/04
摘要：
A work tool (100) comprising: a cutting chain (110), a drive mechanism for driving the cutting chain (110), an annular member (120) arranged rotatably supported by one or more support rollers (130,140,150), wherein the annular member comprises a rim (230) adapted to support the cutting chain (110) during cutting, and a support wheel (160) arranged distanced from the annular member (120), wherein the cutting chain (110) is arranged supported on a rim segment (102) of the annular member (110) forming part of a cutting area of the tool (100) and supported on a rim segment (103) of the support wheel (160) in a direction away from the cutting area of the tool (100). An annular member and a method of producing an annular member are also disclosed.
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