Withdrawing Sample Devices TRIZ Cases

Single-piece vapor point assembly eliminates fitting leaks and clogging risks during variable-depth sub-slab soil gas sampling.

A compact optical particle counter uses an integrating sphere to detect aerosol particles via scattered light.

A sample analyzing device controls a cell disk to stop at a photometry position, enabling multiple measurements during the reaction phase.

A contactless sampling head extracts fluid samples from containers using a defined distance to enable rapid foreign substance detection.

A sample transfer apparatus uses a three-way valve and controllable piston drive to move fluid samples directly into analytical systems.

Automated impact mechanism and radial stripping plates collect complete soil samples, reducing worker fatigue in high geological background areas.

Floating platform with take-up assemblies positions sensors at specific depths to collect stratified dissolved oxygen data in situ.

Venting means equalize atmospheric pressure in two-stage slurry sampling units, preventing backflow and ensuring sample flow proportionality.

A soil condition analysis system uses optical spectrometers and gamma-ray attenuation components to measure core properties.

Narrowing the guide path cross-section concentrates particles in the detection area, resolving measurement precision issues caused by particle bypass.

A ramp mechanism transfers biological samples onto treated media, eliminating operator skill dependency and reducing contamination risks.

A reusable inorganic passive sampler uses semicircular metal filters to simultaneously detect airborne NO2, SO2, and O3 pollutants.

A hollow probe device with an outer contour generates flow separation to create a backflow that maintains constant volume flow at the sensor inlet.

A flash heater element uses a tapered electrical flow path to generate localized heat at peripheral sections.

A dual cold trap and getter section purifies gas samples by condensing water vapor and adsorbing impurities.

A tissue dividing jig uses a positioning mechanism to guide a cutting blade along a longitudinal axis.

WO3 and UO2 sensor elements change conductivity to identify analytes, resolving the specificity limitation of conventional electronic noses.

A sampling device uses central airflow to dislodge particles from surfaces for capture by peripheral suction ports.

A cryogenic liquid sampling system uses a piston accumulator to maintain constant pressure during proportional transfer.

Merging urgent sample handling into existing dispensing lines via adjacent removal parts maintains speed without increasing device complexity.

Dual motor control with manual handwheels resolves automation precision trade-offs, enabling high-quality thin sections and 3D reconstructions.

A gas analysis device outputs calibrated light intensity to verify mirror contamination status and improve measurement reliability.

Level sensing switches detect low fluid volumes and activate pumps to refill sample lines, preventing blockages from bacterial growth.

Hollow microneedles collect interstitial fluid for a colorimetric indicator that detects beta-hydroxybutyrate levels without invasive blood sampling.

A chemical vapor sensor system uses a vapor concentrator to amplify ethanol concentration for infrared detection in vehicle cabins.

Guide rails conduct power to the microtome knife holder, eliminating paraffin contamination on connectors.

An automated soil sampler mounted on a tractor lowers a collection knife to cut and transfer soil into bar-coded storage containers.

A single pressure source pressurizes sample and sheath fluids through distinct flow circuits to achieve hydrodynamic focusing.

An embedded air channel and adjustable scoop direct propeller airflow to a drone gas sensor for improved detection accuracy.

A bismuth-indium alloy seal joins optical windows to cell housings with a liquid-tight metallic bond.

Segmented capillaries dispense heparinized blood onto desiccant-coated storage media to preserve sample integrity during remote lab transport.

Inverting inner tube and annulus flow paths eliminates stagnant zones that cause salt precipitation fouling.

Mixing soil with water creates a homogeneous suspension that eliminates drying and grinding steps, reducing labor costs and turnaround time.

A water quality analyzer detects liquid presence using light transmissivity changes in a measuring cell.

A motor-driven tissue slicing device uses a piston rod to push samples through a filter and cutter for automated processing.

An automatic funnel control device moves a sample container along a vertical axis at a controlled speed to ensure consistent soil density.

Virtual meter values track genetic material reserves without physical disturbance, preventing depletion and ensuring continuous availability for experiments.

A poly(aryl ether ketone) actuation membrane seals microconduits, preventing leaks from rigid silicon materials in corrosive environments.

A dual-chamber sampling device isolates liquid and vapor phases through controlled fluid communication without optical sight glasses.

A wearable environmental monitor integrates a light scattering aerosol spectrometer to detect airborne particles alongside temperature and humidity sensors.

A single-channel enzymatic assay determines glycated hemoglobin percentage using fructosyl amino acid oxidase and proteases to digest hemoglobin fragments.

A gas sampling system uses an ionic liquid electrospray plume to capture atmospheric compounds on a cooled counter electrode.

Segmented rods and integrated LEDs resolve reach limitations in low light while mesh bottoms filter particulates.

Aseptic sampling system uses a sterile barrier membrane to connect liquid pathways within a protected enclosure.

Automated optical scanning calculates discontinuity angles to eliminate manual measurement errors.

Perforated sheets in a sample cell increase the oil-gas interface, reducing equalization time and boosting trace gas extraction efficiency.

A microtome controller visualizes a virtual sample block to calculate alignment parameters, resolving visibility issues during precise cutting.

A gas measurement apparatus uses polynomial approximation to extract absorption peak coefficients from cavity ring-down spectroscopy data.

A detection system uses a single heater element to attract airborne vapors and desorb particulates for simultaneous analysis.