A feeding system for a hydraulic jack, characterized in that it comprises:a body (101; 132) configured to contain a determined amount of fluid and having an outlet (150) through which, in use, the fluid is fed to a main hydraulic cylinder (107c) of the hydraulic jack (100);a first pumping subsystem (121; 122; 140; 142; 123) with alternating manual drive, installed on said body (101; 132) and configured to draw the fluid from said body and feed it to said outlet (150);a second pumping subsystem (118), distinct and independent of the first pumping subsystem, installed on said body (101; 132), configured to be rotated by a tool, and configured to draw the fluid from said body and feed it to said outlet (150).
Feeding system for hydraulic jacks, hydraulic jack, kit and associated actuation method
2022-05-05
Patent
Elektronische Ressource
Englisch
IPC: | B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last |
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