| 摘要 |
<p>The present apparatus detects the working pressure of the gripping forces for the arms in lift trucks, in particular the arms that permit to grip one or more prismatic packages or parcels with a lateral grip.</p><p>In general, the present system is provided with a series of sensors (9) arranged in a suitable manner on the inner surface of plates (7, 8) according to an arrangement that permits to exactly detect both the position and shape of the package or packages to be transported as well as a laser guide sensor (10).
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