Simulation testing method for dangerous working conditions of portal crane
Quick backrest return mechanism and quick cushion return mechanism based on zero-gravity seat
Seat slide rail decoration unit, vehicle seat slide rail structure and vehicle
Two-row multifunctional armrest table plate of automobile seat
Electric quick folding mechanism for automobile seat backrest
Safety monitoring system of hoisting machine electric hydraulic brake
Seamless four-way leg support delivery mechanism for automobile seat
Electric quick folding mechanism for automobile seat cushion