起落架拖车里降落，降落的腿

15ton/48ton SeriesMODEL HRD15000A/HRD15000TCAPACITY 15000kg/pairSTATIC LOAD 48000kg/pairWEIGHT86kg/pairTUBE SIZE (T)120×120mmLIFT(L) 450mmHEIGHT(H) 850mmCRANK FORCE LOW GEAR 0.62mm Per Turn (mm/r) of Handle HIGH GEAR 4.50mm Per Turn (mm/r) of HandleONE SIDE OPERATION CRANK FORCE(HRD15000A) 32kg(15t)TWOSIDE OPERATION CRANK FORCE(HRD15000t) 16kg(15t)30ton/85ton SeriesMODEL HRD30000A/HRD30000TCAPACITY 30000kg/pairSTATIC LOAD 85000kg/pairWEIGHT108kg/pairTUBE SIZE (T)140×140mmLIFT(L) 480mmHEIGHT(H) 910mmCRANK FORCE LOW GEAR 0.62mm Per Turn (mm/r) of Handle HIGH GEAR 4.50mm Per Turn (mm/r) of HandleONE SIDE OPERATION CRANK FORCE(HRD30000A) 36kg(30t)TWOSIDE OPERATION CRANK FORCE(HRD30000T) 18kg(30t)NOTE1.Multi-type shoes are available for different usage2.Optional lifts are available3.Optional mounting height and connecting dimensions are available to meet your requirements4.Two-side operation landing gear is available5.Landing gear,trailer landing gear,landing legFeature:1. Because of rolled screw cold forming,our Landing Gear has high strength.2. The materials of transmission gear is high alloy steel.3. Our products are convenient due to double reduction gear.4. The connection dimension consistent with provisions of the United States TTMA.AAR .Function & Attention:1, Landing Gear is one of the important equipments of semi-trailer. It is adopted to lift and load semi-trailer after leaving and to use as lifter while vehicle maintenance.2, Landing Gear has slow and fast two speed. Please use slow speed when loading. It is easy to operate. Do not use fast speed. It is possible to injure landing gear.3, When using one side operation Landing Gear, it is forbidden to loading if the slope exceeds 10 degree. After the Landing Gear is closed or loaded, please put crank to the clip to avoid losing.