VACUUM LIFT APPARATUS WITH A CONTROL VALVE ASSEMBLY

VACUUM LIFT APPARATUS WITH A CONTROL VALVE ASSEMBLY

VACUUM LIFT APPARATUS WITH A CONTROL VALVE ASSEMBLY A lift truck attachment for lifting heavy loads through use of negative air pressure characterized by a novel valve: structure responsive to load engagement for opening the negative air pressure line.

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Bibliographische Detailangaben
1. Verfasser: HORTON, EARL A
Format: Patent
Sprache:eng ; fre
Schlagworte:
HAULING
HOISTING
HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDEDFOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCEDIRECTLY TO THE SURFACE OF A LOAD
LIFTING
PERFORMING OPERATIONS
TRANSPORTING
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Beschreibung
Zusammenfassung:VACUUM LIFT APPARATUS WITH A CONTROL VALVE ASSEMBLY A lift truck attachment for lifting heavy loads through use of negative air pressure characterized by a novel valve: structure responsive to load engagement for opening the negative air pressure line.