Hand Equipments TRIZ Cases
- Hand-Held Lawn Aerator With Detachable Multi-Nail Punching Assembly
A hand-held, foot-pedaled aerator uses detachable multi-nail punching to improve lawn aeration while reducing slipping, complexity, and maintenance.
- Interchangeable Tool Joint with Tapered Threaded Load Transfer
A tapered male-female joint lets one handle fit multiple tool implements while protecting threads, improving transport, replacement, and strength.