1. CPC Sections
  2. CPC Section G
  3. CPC Class G06
  4. CPC Subclass G06D
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CPC
COOPERATIVE PATENT CLASSIFICATION
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G06D
DIGITAL FLUID-PRESSURE COMPUTING DEVICES [2018-08]
NOTE

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

  • In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.
G06D 1/00
Details, e.g. functional units (individual logic elements F15C; valves F16K) [2013-01]
G06D 1/02
.
having at least one moving part, e.g. spool valve [2013-01]
G06D 1/04
. .
Adding; Subtracting [2013-01]
G06D 1/06
. .
Multiplying; Dividing [2013-01]
G06D 1/08
.
having no moving parts [2013-01]
G06D 1/10
. .
Adding; Subtracting [2013-01]
G06D 1/12
. .
Multiplying; Dividing [2013-01]
G06D 3/00
Computing devices characterised by the interrelationship of the functional units and having at least one moving part [2013-01]
G06D 5/00
Computing devices characterised by the interrelationship of the functional units and having no moving parts [2013-01]
G06D 7/00
Computing devices characterised by the combination of hydraulic or pneumatic functional elements with at least one other type of functional element [2013-01]