“...The invention relates to a gate, a hoist and a clutch of the hoist, wherein the clutch of the hoist includes a paddling rod, a support seat, a return spring, a...”

“...The utility model discloses a shell assembly of a vehicle braking system with an installation position capable of rotating around the axial direction and being...”

“...The utility model relates to a car hydraulic control field discloses a brake fluid weeping device, a serial communication port, include: eccentric bearing...”

“...The utility model relates to a vehicle braking technology field especially relates to four neotype plunger pump hydraulic control unit and electron hydraulic...”

“...The utility model relates to a gate and a water measuring tank thereof, and the water measuring tank comprises a tank body, a baffle plate, and a fixed part...”

“...The invention relates to a gate system and a water test box thereof, wherein the water test box comprises a water flow passage; the water flow passage is...”

“...The invention relates to a gate and a gate frame. The gate frame of the gate comprises two square frames arranged side by side; an opening and closing channel...”