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公开(公告)号：US20250113966A1
公开(公告)日：2025-04-10
申请号：US18377033
申请日：2023-10-05
Applicant: Nilfisk A/S
Inventor： Thomas J. Suelflow , Kurt Vetse , Stephen Klopp
Abstract: A cleaning machine for cleaning along an intended direction of use includes a drive assembly, a cleaning element, and a multi-directional wheel. The Drive assembly includes a motor and a pair of drive wheels operable connected to the motor. Each wheel of the pair of wheels can be configured to be driven independently of the other wheel. The cleaning element can be disposed forward of the pair of drive wheels along the intended direction of use of the cleaning machine. The multi-directional wheel disposed forward along the intended direction of use of the pair of drive wheels. The multi-directional wheel can define a pivot axis and can be configured to swivel about the pivot axis in a range of direction extending 360°.
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公开(公告)号：US20250113967A1
公开(公告)日：2025-04-10
申请号：US18430179
申请日：2024-02-01
Applicant: Nilfisk A/S
Inventor： Thomas J. Suelflow , Kurt Vetse , Stephen Klopp
IPC: A47L11/40 , A46B13/00 , A46B13/02 , A47L9/00 , A47L9/28 , A47L11/24 , A47L11/292 , B60B19/00 , B60K1/02
Abstract: A cleaning machine includes a driving assembly, a cleaning element, and a controller assembly. The driving assembly includes a pair of drive wheels, a rear motor, a multi-directional wheel, and a front motor. Each wheel of the pair of drive wheels is configured to be driven independently of the other wheel of the pair of drive wheels. The rear motor is operably coupled to the pair of drive wheels and is disposed to drive at least one wheel of the pair of drive wheels. The multi-directional wheel is disposed forward of the pair of drive wheels. The front motor is operably coupled to is disposed to steer the multi-directional wheel. The cleaning element is disposed forward of the pair of drive wheels. The controller assembly is disposed to control at least one of the rear motor, the front motor, or a combination thereof.
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