G01L23/14 - CPC Classification Index

ClassID:

166906 ⎘

G01L23/14 - CPC Classification

Classification description:

Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically by electromagnetic elements

Sub-classes:

G01L23/145 » {by magnetostrictive elements} 6

Recent Application in this class:

20250207992

PIPELINE FLUID PRESSURE FLUCTUATION SENSING DEVICE

20200393319

Pressure sensor assemblies and methods of detecting pressure within an engine

20200355569

Multi-hole probe pressure sensors

20160153861

DEVICE FOR DETECTING THE COMBUTION CHAMBER PRESSURE IN AN INTERNAL COMBUSTION ENGINE

20160115830

Detection apparatus for at least one of temperature and pressure in a cylinder of an internal combustion engine

20150059455

In-cylinder pressure measurement utilizing a magneto-elastic element for measuring a force exerted on an engine valve assembly

20080196513

Device for pressure measurement

20080116895

Non-contact engine parameter sensor

20070028697

One piece needle and diaphragm assembly

20060017231

Cylinder head gasket with data transmitter