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1. (WO2018119508) METHODS AND DEVICES RELATING TO HYDRAULIC VALVES AND SWITCHES

Pub. No.:    WO/2018/119508    International Application No.:    PCT/CA2017/000275
Publication Date: Fri Jul 06 01:59:59 CEST 2018 International Filing Date: Sat Dec 30 00:59:59 CET 2017
IPC: F15C 3/00
F15B 13/02
F15B 13/044
F16K 31/06
Applicants: OBOTICS INC.
Inventors: MURISON, Bruce
Title: METHODS AND DEVICES RELATING TO HYDRAULIC VALVES AND SWITCHES
Abstract:
A fluidic device comprising a magnetic reciprocating piston, a central magnetic washer, a sleeve ending with pairs of magnetic and non-magnetic perforated washers or a magnetic plate for piston retention, and at least a coil for electromagnetically actuating the piston to work as a fluidic pump or valve. A fluidic device comprising at least one actuator made of a memory shape material (SMA) to either flex or hinge at least one flow restricting element when an electric current is heating the actuator above a temperature threshold.