An underwater actuator includes: a housing to be immersed under water; a cylinder chamber formed in the housing; a piston accommodated in the cylinder chamber such that the piston is movable in a sliding manner in the cylinder chamber, the piston dividing the cylinder chamber into a first pressure receiving chamber and a second pressure receiving chamber; a rod extending from the piston to the first pressure receiving chamber side, the rod penetrating the housing; a release chamber formed in the housing, the release chamber having an internal pressure kept lower than a water pressure of outside of the housing; and a switching mechanism including: a first switcher configured to switch a communication state between the second pressure receiving chamber and the outside of the housing to allow or block communication therebetween; and a second switcher configured to switch a communication state between the second pressure receiving chamber and the release chamber to allow or block communication therebetween.
UNDERWATER ACTUATOR AND SUBMERSIBLE PROVIDED WITH SAME
UNTERWASSERAKTUATOR UND DAMIT AUSGESTATTETES UNTERTAUCHBARES ELEMENT
ACTIONNEUR SOUS-MARIN ET SUBMERSIBLE POURVU DE CELUI-CI
19.08.2020
Patent
Elektronische Ressource
Englisch
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