WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

G06D　DIGITAL FLUID-PRESSURE COMPUTING DEVICES

　　NOTE - This subclass includes all devices in which at least one computing function is performed by hydraulic or pneumatic means

G06D 1/00 Details, e.g. functional units (individual logic elements F15C; valves F16K)

G06D 1/02 ・having at least one moving part, e.g. spool valve

G06D 1/04 ・・Adding; Subtracting

G06D 1/06 ・・Multiplying; Dividing

G06D 1/08 ・having no moving parts

G06D 1/10 ・・Adding; Subtracting

G06D 1/12 ・・Multiplying; Dividing

G06D 3/00 Computing devices characterised by the interrelationship of the functional units and having at least one moving part

G06D 5/00 Computing devices characterised by the interrelationship of the functional units and having no moving parts

G06D 7/00 Computing devices characterised by the combination of hydraulic or pneumatic functional elements with at least one other type of functional element

--- Edited by Muguruma Professional Engineer Office(C), 2013 ---