- 专利标题: SEWER CLEANING MACHINE
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申请号: US17536528申请日: 2021-11-29
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公开(公告)号: US20220080472A1公开(公告)日: 2022-03-17
- 发明人: Peter J. Davies , Matt R. Wolf , Sean T. Kehoe , Justin Miller , Samuel J. Ferrec
- 申请人: MILWAUKEE ELECTRIC TOOL CORPORATION
- 申请人地址: US WI Brookfield
- 专利权人: MILWAUKEE ELECTRIC TOOL CORPORATION
- 当前专利权人: MILWAUKEE ELECTRIC TOOL CORPORATION
- 当前专利权人地址: US WI Brookfield
- 主分类号: B08B9/045
- IPC分类号: B08B9/045 ; E03C1/302 ; E03F9/00
摘要:
A sewer cleaning machine including a rotatable drum, a cable positioned at least partially within the drum, the cable configured to be extended from and retracted into the drum along a cable axis, a motor coupled to the drum, the motor operable to rotate the drum, and a cable feed mechanism including a plurality of bearings arranged concentrically around the cable, the plurality of bearings configured to selectively engage the cable to feed the cable in a first linear direction along the cable axis, a cam ring including a plurality of cam surfaces, each of the plurality of cam surfaces engageable with a corresponding one of the plurality of bearings, and a handle configured to rotate the cam ring about the cable axis to move the plurality of cam surfaces into engagement with the first plurality of bearings.