Electricity: motive power systems – Positional servo systems – Vehicular guidance systems with single axis control
Reexamination Certificate
2006-07-17
2009-08-11
Ro, Bentsu (Department: 2837)
Electricity: motive power systems
Positional servo systems
Vehicular guidance systems with single axis control
C318S580000, C242S557000
Reexamination Certificate
active
07573223
ABSTRACT:
A device for demarcating an area, in particular for limiting the freedom of movement of animals walking about freely, is provided with a demarcating element (2) that is connected with a first vehicle (1) and with at least a second vehicle (10). At least the first vehicle (1) is provided with a tracking arm structure (3) for making it possible to track a guide element (4) disposed in the area, such as for example a wire fencing. The demarcating element (2) is disposed in a stretched position between the two vehicles (1, 10) in such a way that the demarcating element (2) does not exert force on the tracking arm structure (3).
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Van Den Berg Karel
Van Kuilenburg Jan Martinus
Vlaar Iwan Yves
Howrey LLP
Lely Enterprises AG
Luo David S
Owen David P.
Ro Bentsu
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