Shielding Gas Supply/Evacuation Devices TRIZ Cases

See how a wearable fume inlet on a welding glove follows the welder's movements to improve extr

See how independently controlled positive pressure manifolds around a negative pressure conduit

See how a segmented ventilation nozzle with beveled tabs and adjustable length removes welding

See how attaching fume inlets to welding gloves or jackets improves collection efficiency by mo

See how a segmented ventilation nozzle with beveled tabs and flexible conduit improves smoke re

See how a baffle separates debris from the filter element to prevent blower re-uptake, extendin

See how a downdraft table combines suction and positive-pressure air curtains to entrain and ca

See how a downdraft table combines negative-pressure suction with positive-pressure air curtain

See how segmented positive pressure manifolds around a negative pressure conduit expand the cap

See how segmented positive pressure manifolds around a negative pressure conduit expand capture

See how a flow control unit reduces relative humidity in welding wire cartridges by pressure di

See how combining positive pressure airflow with suction in a nested hood extends fume extracti

See how a hood design combines positive and negative pressure air streams to expand fume extrac

See how air passage channels in a collection hood edge enable secondary airflow to reduce turbu

See how pressure-relief dehumidification in a welding wire cartridge reduces moisture using com

See how concentric positive and negative pressure conduits in a rotating arm expand fume extrac

See how a segmented ventilation nozzle with beveled geometry and adjustable coupling removes we

See how a single-blower extractor splits airflow into positive and negative pressure streams to

See how combining positive and negative airflow with adjustable flow rates extends fume capture

See how a baffle separates debris from the filter element using gravity, preventing blower re-u

Positive-pressure air paired with suction extends fume capture distance and volume while reducing head loss and power demand.

Combined positive and negative airflow with an annular hood expands fume and smoke capture distance and coverage in metalworking areas.

A push-pull airflow layout with fewer flow-path bends expands fume capture range while lowering head requirements and power use.

Combining positive and negative airflow in an annular hood extends fume and smoke capture distance and volume without relying on suction alone.

Combined positive and negative airflow with fewer flow-path bends extends fume capture distance and volume while lowering head and power demand.