Withdrawing Sample Devices TRIZ Cases

A capacitance sensor measures water content in liquid hydrocarbons after splitting and drying the sample to reduce concentration below saturation.

A microfluidic device integrates a light blocking portion within the detection chamber to shield samples from external interference.

Raman spectroscopy detects aerosolized chemical threats using a specialized collection substrate that reduces background fluorescence interference.

Integrated flexible film chamber and actuator elute samples from swabs, reducing contamination risks in near-patient molecular testing.

A T-shaped gas flow cell introduces sample gas orthogonal to the long axis to maintain optical reflection capability.

Optical sensors detect probe position to prevent collisions with sample tubes of varying sizes.

A dosing module applies milk samples to dry sticks using a needle and pump mechanism.

A rotating punch mechanism with a domed ejector surface captures rubber strip samples during continuous conveyance.

A thermal conductor rod connects an external thermocouple to a sorbent trap, eliminating temperature gradient errors during gas sampling.

A trapezoidal mouthpiece fits a complementary holder to isolate the breathing gas stream from the device body.

A liquid collecting device integrates diversion and storage cavities within a single container to streamline body fluid handling.

A rack buffer unit switches sample containers between conveying lines, resolving sequential bottlenecks to shorten urgent analysis time.

Integrated solid phase binding material concentrates analytes while the sealing cap prevents leakage, resolving low concentration accuracy.

A circumferential sampling tool uses two radially actuated cutters to extract tube wall samples.

A measuring device with a balancing chamber and microfilter captures liquid samples at constant pressure to determine gas solubility in natural gas hydrate solutions.

A portable air sampling device uses a rotating carousel to hold sample tubes and an integrated pump for automated collection.

Composite polyethylene and regenerated cellulose membranes capture ketones and ethers while preventing sample bag tears during deployment.

Automated light obscuration in a sealed collection chamber enumerates foreign particulates, reducing operator subjectivity during routine monitoring.

A volume meter discharge device uses a branch duct and valve to separate liquid samples for precise measurement.

A modular geotechnical testing device uses detachable needle probes to measure pore water pressures at multiple angles simultaneously.

Centrifugal extraction and vacuum pressure resolve low harvesting efficiency while maintaining high sucrose concentration.

An interlock arrangement blocks block valve closure when the access blocking device permits probe insertion, preventing accidental damage to sampling tools.

A mobile sampling system integrates a mixing device to produce uniform fuel samples from multiple external tanks.

Segmented housings and a movable assembly enable deep water sampling while maintaining waterproof integrity and continuous data collection.

A modular environmental chamber manages air circulation and energy focus during sample ablation.

Dividing biological samples into spherical parts embedded in discrete entities enables automated three-dimensional histological analysis.

Decreasing container cross-section prevents microplastic retention in heavy solution, ensuring accurate sample collection.

An elastomeric support with a flocked coating transfers liquid samples to storage media via elastic deformation, ensuring homogeneous deposition.

Segmented sawtooth prisms minimize diffraction and maintain beam polarization during total internal reflection, enhancing binding event sensitivity.

Autonomous water column profilers use variable buoyancy to collect three-dimensional data, replacing complex equipment with segmented units.

Segmenting the sealed unit from external connections reduces complexity while enabling multi-depth water sampling via a floating surface structure.

An elastic dropper transfers blood through a stopper, preventing scattering and eliminating cleaning.

Replacing curved rotary tables with a straight conveying path improves measurement precision and flexibility for separable object inspection.

Auxiliary airflow path creates high velocity jet at sampling port to separate smoke from dust without increasing main system energy consumption.

Shared platform mounting eliminates long mechanical loops to reduce noise and enhance measurement accuracy in scanning probe microscopes.

A knife holder uses gravity to move used blades into a disposal receptacle for automated replacement.

A sampling chip dividing instrument contains scattered sample material within a surrounding portion during the division process.

Vacuum sampling draws internal air through a humidity sensor to quantify moisture severity without disassembly.

A nested tube assembly moves biological samples through an interstitial space to prevent dilution during collection.

Centering element aligns syringe cylinder within receiver to prevent tilting and seal leakage during liquid dispensing.

An automated high-pressure filtration apparatus measures filtrate volume in real time during drilling operations.

A tissue sampling kit uses a breakable seal cap to store samples while ejecting the cutting element into the tube.

Deformable drive brackets with pre-tensioned springs protect sampling probes from external obstacle forces, preventing mechanical damage.

Biological sample containment apparatus positions electromagnetic radiation probes to illuminate tissue sections for rapid margin assessment.

Automated flushing removes stagnant fluid from the sampling circuit, ensuring homogeneous samples that prevent inaccurate machinery health assessments.

A multi-sensor air quality system monitors particles, CO2, and VOCs using a dedicated fan and transmitter for continuous data transmission.

A UV-VIS-NIR spectrophotometer uses spectral scanning to measure heavy metal concentrations in water samples.

A fixed-bed reactor uses silica gel impregnated with pyridinium dichromate to detect alcohol compounds in gas streams.

A detection device segments gas flow through heated and cooled filter stages to volatilize and condense semi-volatile particulate matter for mass measurement.