G05D16/0644 - CPC Classification Index

ClassID:

188500 ⎘

G05D16/0644 - CPC Classification

Classification description:

Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator

Sub-classes:

G05D16/0647 » {using one membrane without spring} 24
G05D16/0652 » {using several membranes without spring} 9
G05D16/0655 » {using one spring-loaded membrane} 86
G05D16/0663 » {using a spring-loaded membrane with a spring-loaded slideable obturator} 68
G05D16/0672 » {using several spring-loaded membranes} 28

Recent Application in this class:

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2023-06-15

Arrangement and manipulation system, and method for manipulating the flow of a fluid

20220334602

2022-10-20

Pressure-regulating valve with dual valve members

20220332124

2022-10-20

Pressure-regulating valve with non-linear flow regulator

20220332123

2022-10-20

Ink delivery system with gravity, valve and pump control of backpressure

20210141402

2021-05-13

Low profile pressure regulator

20170045898

2017-02-16

Method and arrangement for maintaining fluid flow pressure in a system at a preset, almost constant level

20120125454

2012-05-24

Flow-through pressure regulator device for irrigation plants

20100296296

2010-11-25

HIGH CONTRAST LIGHT PATTERN PROJECTION MECHANISM

20090073243

2009-03-19

Pressure-regulating valve, functional liquid supplying apparatus, imaging apparatus, method of manufacturing electro-optic device, electro-optic device, and electronic apparatus

#10

20060108004

2006-05-25

Pressure-regulating valve, functional liquid supplying apparatus, imaging apparatus, method of manufacturing electro-optic device, electro-optic device, and electronic apparatus