Propulsion TRIZ Cases
- Guide Shoe Profile for Longwall Rack Engagement Under Wear
Angled and curved guide shoe surfaces keep the mining machine engaged with the rack as wear develops, reducing misalignment and extending service life.
- Rackbar Extension Rib Fit for Mining Machine Rotation Control
A ribbed rackbar extension tightens third-axis tolerance while preserving needed motion, reducing sprocket misalignment, lateral movement, and wear.