Overload warning means for excavators

Details Overload warning means for excavators Overload warning means for excavators

2008-05-27

2008-05-27

Tweel, Jr., John (Department: 2612)

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

C340S685000, C212S277000

Reexamination Certificate

active

07378950

ABSTRACT:
The present disclosure relates to an overload warning means for excavators, preferably hydraulic excavators or material handling devices, with three or more contact points, the contact forces being determined at the contact points such that they are brought into an order descending by the amount thereof, so that F1>F2>F3> . . . >Fn, and that the static stability is determined according to the following formula:S=∑i=3n⁢Fi∑i=1n⁢Fi≥Smin.

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