RECOVERY DEVICE FOR EXCAVATOR FOR PNEUMATIC CAISSON
PURPOSE:To enable rapid recovery of an excavator without causing a worker to enter a preumatic working chamber by providing a device to jump up togetherwith the excavator through rotation of a rail and a device to lift a monitoring camera, a working robot, and the excavator. CONSTITUTION:Through rem...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
06.12.1991
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Subjects | |
Online Access | Get full text |
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