Self-propelled sweeper including a front steering axle

Details Self-propelled sweeper including a front steering axle Self-propelled sweeper including a front steering axle

2003-05-26

2010-10-12

Nguyen, Dung Van (Department: 3723)

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

C015S319000

Reexamination Certificate

active

07810209

ABSTRACT:
The self-propelled sweeper with electrical steering comprises a frame suitable for receiving the refuse container (13), waste collection and suction members (2; 4, 6), a suction and filtering unit, a driving position in the cabin (16) of the machine equipped with steer control members, and has the steer actuator of these members consisting of an electric motor (22). The sweeper also has the front steering axle (5) supported by arms of the suspension (20, 21) of which the upper ones (21) are arranged at a higher level than the maximum height of the wheel (18) of the same axle, the steer linkages (24, 25, 28) are also arranged at said upper-level; in the same way the lower arms (20) are shaped to receive said inner wheel in the position of maximum curvature; moreover, said container (13) is housed on a U-shaped plan rear axle (9).

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patent: 2003/0010545 (2003-01-01), Takeuchi
patent: 1 164 074 (2001-06-01), None
patent: 1 219 525 (2001-12-01), None
patent: 2 382 056 (2001-11-01), None
patent: WO 01/81235 (2001-04-01), None
patent: WO 03/010040 (2002-07-01), None
International Search Report (PCT/IT03/00321) mailed Jun. 8, 2004.

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