发明授权
- 专利标题: Extraction cleaning with collapsible tanks
- 专利标题(中): 可拆卸坦克提取清洗
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申请号: US10065255申请日: 2002-09-30
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公开(公告)号: US06880199B1公开(公告)日: 2005-04-19
- 发明人: Eric C. Huffman , Thomas K. Ankney , Jonathan L. Miner
- 申请人: Eric C. Huffman , Thomas K. Ankney , Jonathan L. Miner
- 申请人地址: US MI Grand Rapids
- 专利权人: BISSELL Homecare, Inc.
- 当前专利权人: BISSELL Homecare, Inc.
- 当前专利权人地址: US MI Grand Rapids
- 代理机构: McGarry Bair PC
- 主分类号: A47L11/30
- IPC分类号: A47L11/30 ; A47L11/34 ; A47L11/40
摘要:
An upright extraction cleaning machine comprises a base module, an upright handle pivotally mounted to the base module, a cleaning solution dispensing system for depositing a cleaning solution on a surface to be cleaned, and a fluid recovery system for recovering expended cleaning solution from the surface to be cleaned. The cleaning solution dispensing system includes at least one tank for holding solution to be dispensed and the recovery system includes a tank for holding recovered solution. Each of the tanks comprises a flexible bladder that is collapsible when empty and will expand as it is filled by the respective fluid. In one embodiment, the upright extraction cleaning machine further comprises additional tanks for holding detergent and carpet treatment to be dispensed. In a further embodiment, the additional tanks for detergent and carpet treatment each comprise a flexible bladder.
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