Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate
2005-01-11
2005-01-11
Wu, Daniel J. (Department: 2632)
Communications: electrical
Condition responsive indicating system
Specific condition
C340S438000, C340S440000, C340S685000, C340S691200, C340S691400
Reexamination Certificate
active
06842118
ABSTRACT:
An overload detection device for a high-lift work vehicle is capable of detecting the load on the work platform. A base10of the work platform is supported with a bracket9at, at least, three supporting portions. Load sensors11each constituted of a plate member14and distortion gauges15˜18detect the extent of flexure of at least two of the supporting portions.
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Igarashi Teruo
Tadokoro Atsushi
Hitachi Construction Machinery Co. Ltd.
Mattingly Stanger & Malur, P.C.
Nguyen Tai T.
Wu Daniel J.
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