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

11507936

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.

REFERENCES:
patent: 3612294 (1971-10-01), Wilkinson
patent: 3680714 (1972-08-01), Holmes
patent: 3713129 (1973-01-01), Buchholz
patent: 4500969 (1985-02-01), Hasselmann et al.
patent: 4752012 (1988-06-01), Juergens
patent: 5251768 (1993-10-01), Yoshimatsu et al.
patent: 5257177 (1993-10-01), Bach et al.
patent: 5263597 (1993-11-01), Stewart et al.
patent: 5711440 (1998-01-01), Wada
patent: 5887735 (1999-03-01), Abel
patent: 6067024 (2000-05-01), Eckstine et al.
patent: 7014054 (2006-03-01), Yahiaoui et al.
patent: 1531166 (1967-10-01), None
patent: 3605462 (1987-08-01), None
patent: 8906788.6 (1989-09-01), None
patent: 19730436 (1998-06-01), None
patent: 10110176 (2002-09-01), None
patent: 2001-106480 (2001-04-01), None

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