Rotatable rotation-revolution multi-purpose application wheel train
Rotating wheel type water-land-air multi-purpose mobile aircraft
Running assisting mechanism ensuring stable lifting of elevator
Safety auxiliary hoisting device of intelligent hoisting system for super-tonnage large equipment
Safety-belt-unfastened starting prevention device for off-highway tourism vehicle
Ship type tractor impeller auxiliary device with amphibious and subsidence rescue functions
Single turnout structure, single crossover turnout structure and turnout switching method
Six-degree-of-freedom active double-layer wave compensation device
Split type underframe with two-stage balance structure for transporting long and large goods
Steel wire rope unwinding device of traction driving elevator
Telescopic high-speed rail platform door and laying method thereof
Three degree of freedom parallel type vector propelling device and underwater robot having same
Three-hinge guide automobile suspension mechanism capable of turning in crab walk manner
Tire crane control system with battery transition function
Train wheel passing recognition device and method based on high-precision triggering