Ground-Work TRIZ Cases
- Drainage Channel Functional Region With Fine-Resin Sealing Surface
A fine-filled reaction resin in the channel’s functional region creates a smooth, low-pore sealing surface without added coating steps.
- Hydraulic Winch Scraper for No-Entry Culvert Clearing
A hydraulic winch, pulley, and toothed scraper remove culvert debris bidirectionally without personnel entering confined spaces.