HYDRAULIC RESCUE DEVICE FOR MANUAL OPERATION BY A RESCUER
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United States of America
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app pub date -
Mar 9, 2018
filing date -
Mar 9, 2018
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Abstract
The invention relates to a hydraulic rescue device (1) for manual operation by one rescuer. The rescue device (1) comprises a hydraulic cylinder (5) comprising a cylinder tube (6) and at least one piston rod (7, 7′) that can be adjusted relative to the cylinder tube (6), at least one first support surface (17) formed on the cylinder tube (6) for supporting the rescue device (1) in a load-transferring manner on first object surfaces that can be freely selected by a rescuer, at least one second support surface (19) for supporting the rescue device (1) in a load bearing manner on second object surfaces that can be freely selected by a rescuer, and at least one manually operable control valve (14). At least one or more markings (23, 23′) are provided on the casing surface (22, 22′) of the at least one piston rod (7, 7′), which at least one marking (23, 23′) is provided at least to signal a remaining stroke (24) that is still available and/or an adjusting stroke (25) already travelled of the at least one piston rod (7, 7′) relative to the cylinder tube (6).
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