ClassID:

165169

G01F3/38 - CPC Classification

Classification description:

Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with stationary measuring chambers having constant volume during measurement having only one measuring chamber

Recent Application in this class:
#1
20260063460
2026-03-05

FLUID PARAMETER MEASUREMENT DEVICE WITH ANNULAR GAP

#2
20250290783
2025-09-18

SYSTEMS AND METHODS FOR TRACKING LIQUID CONSUMPTION FOR A BOTTLE ASSEMBLY

#3
20230259146
2023-08-17

Pulse shot-type flow rate control device, pulse shot-type flow rate control method, and program

#4
20230191405
2023-06-22

INSTRUMENTS, SYSTEMS, AND METHODS FOR MEASURING LIQUID FLOW THROUGH CHANNELS

#5
20230101595
2023-03-30

FLUID FLOW SIMULATION DEVICES, FLUID HEATING CHAMBERS, AND ASSOCIATED METHODS

#6
20220364896
2022-11-17

SITTING TOILET TYPE UROFLOWMETER APPARATUS

#7
20210033634
2021-02-04

AUTOMATED VOLUMETRIC DEVICE

#8
20200011720
2020-01-09

Flow rate measuring method and flow rate measuring device

#9
20190321775
2019-10-24

Systems and methods for accurate measurement of gas from wet gas wells

#10
20190186972
2019-06-20

Continuous volume measurement on a receptacle for liquids

#11
20190017855
2019-01-17

Gas supply device capable of measuring flow rate, flowmeter, and flow rate measuring method

#12
20170167026
2017-06-15

Gas flow monitoring method and gas flow monitoring apparatus

#13
20170065932
2017-03-09

Systems and methods for accurate measurement of gas from wet gas wells

#14
20150323363
2015-11-12

Measurement device for water exchanges across water/sediment interface

#15
20140327453
2014-11-06

Urine production handling device and method

#16
20140245839
2014-09-04

Powder flow detection

#17
20130104668
2013-05-02

Method and apparatus for measuring volume flow rate of liquid flowing into a container and/or volume of liquid which has flowed into the container

#18
20130088716
2013-04-11

Powder flow detection

#19
20110066293
2011-03-17

Method and system for measuring a rate of flow of an output

#20
20100294950
2010-11-25

Measuring apparatus, and liquid collecting and measuring system having the same

#21
20100236337
2010-09-23

Apparatus for the measurement of liquid flow rates

#22
20100191199
2010-07-29

Medical apparatus for collecting fluid

#23
20100154508
2010-06-24

Apparatus for measuring volumetric or mass fluid flow

#24
20090216205
2009-08-27

FLUID WASTE COLLECTION AND DISPOSAL SYSTEM AND METHOD

#25
20090076470
2009-03-19

Method and apparatus for disposing of liquid surgical waste for protection of healthcare workers

#26
20080121019
2008-05-29

Biogas measuring device and method for measuring biogas volumes

#27
20060224334
2006-10-05

Precision gas flow meter

#28
20050209585
2005-09-22

Method and apparatus for disposing of liquid surgical waste for protection of healthcare workers

#29
19234240
2026-03-03

Fluid parameter measurement device with annular gap