Flexible Member Pumps TRIZ Cases

Separating the fluid path into a disposable section cuts patch pump size and cost, while redundant control and sensing protect dosing accuracy.

A resilient chamber and acoustic volume sensing enable precise therapeutic fluid delivery in a compact wearable patch with fewer malfunctions.

Non-uniform tooth spacing and resilient gear portions cut backlash at torque reversal, reducing pump drive noise and gear damage.

Tilted and rolling actuators compress microchannels to cut flow transients and improve precise, stable pumping and valving in fluidic chips.

Acoustic volume sensing, finite fluid impedance, and redundant controls help a patch fluid delivery unit stay compact while dosing safely and precisely.

A microblower-driven gas reservoir and membrane interface enable precise liquid delivery with rapid pressure control and early occlusion detection.

An electromagnet in the wellhead lubricator holds and releases the plunger without moving seals, cutting leakage and maintenance.

A reusable pump and disposable fluid path cut patch size and complexity while maintaining precise delivery with fail-safe monitoring.

Live frac-unit sensor feedback and stage scripts automate exception response to keep pumping sequences continuous and safer.

A pneumatic membrane pump cassette combines gentle fluid displacement with metering pumps to reduce hemolysis, foaming, and dosing error.

A segmented adhesive patch and repeater control improve wearable therapeutic fluid delivery by securing attachment and detecting fault conditions.

Localized tooth spacing and resilient gear sections cut backlash noise during torque reversals while preserving protective clearance elsewhere.

A disc-spool valve and sealing packings switch compressed air without springs, simplifying diaphragm pump control and reducing air use.

Reusable electronics and a disposable fluid path shrink a patch pump while supporting precise dosing, redundancy, and fail-safe flow control.

Interleaved adhesive members keep a wearable pump attached during use while easing removal and reducing skin irritation.

Staggered adhesive members keep a wearable pump attached during use while repeater control and controlled filling reduce malfunctions and overfill risk.

A debug connection port lets the pump output diagnostic data on demand, avoiding disassembly and improving servicing efficiency.

Alternating adhesive members keep a wearable pump attached while allowing partial release, reducing skin irritation and supporting reliable fluid delivery.

Mechanical end-position switching reverses a downhole pump drive without control-station signals, avoiding motor restarts and current spikes.

A housing-enclosed planetary gear drive protects mud pump transmission components from environmental damage while improving durability and reducing maintenance.

A one-way clutch rod rotator turns the sucker rod string on the downstroke to spread wear while limiting friction and buckling on the upstroke.

Alternating adhesive zones keep a wearable pump attached during use while easing skin irritation and supporting reliable therapeutic delivery.

A long throttle gap in a pressure washer shutoff valve flushes out particles, reduces clogging, and allows wider tolerances for lower-cost parts.

A modular patch pump separates reusable controls from the disposable fluid path to cut size and cost while maintaining precise, fail-safe dosing.

A segmented adhesive patch and repeater link keep wearable pumps light on-body while improving attachment security and remote fault monitoring.

A segmented wearable infusion pump separates reusable pump controls from a disposable reservoir to cut weight while preserving reliable, precise delivery.

A tilted reservoir fill station with volume windows helps personal pump systems avoid overfilling and improve fluid delivery accuracy.

A segmented capillary surface uses diverging and transition sections to drive passive one-way fluid transport and block backflow.

A reversible stepping motor and elastic chamber generate adjustable suction cycles in a compact breast pump without a large pressure chamber.

Radiation curing bonds extruded silicone to low-Tg thermoplastic tubing without high heat, improving adhesion and reducing permeation.

A repeater link, segmented adhesive patch, and fill station improve wearable pump control, skin attachment, and reservoir filling accuracy.

Alternating adhesive islands keep a wearable pump attached while reducing skin irritation and supporting reliable automatic drug delivery.

Parallel small-diameter tubes and a clamp-less adapter let peristaltic pumps sustain high pressure and flow with less ballooning and motor load.

An elastic conduit and spiral spindle dispense abrasive brazing paste continuously or intermittently while reducing wear in manual or robotic use.

A movable barrier and thermally conductive gas chamber wall improve heat transfer while preventing gas dissolution and liquid loss.