An apparatus adaptable to automatic leveling platform devices with integral springs, which enables an operator to easily and quickly adjust the overall spring resistance to accommodate a range of loads applied to the platform. More particularly, the apparatus utilizes a sliding frame, springs and pins such that a user may engage or disengage one or more springs easily and quickly.
Variable level platform adjustment mechanism
2016-08-23
Patent
Electronic Resource
English
IPC: | B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS / B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS , Transport- oder Lagervorrichtungen, z.B. Förderer zum Laden oder Abladen / F16M Rahmen, Gehäuse oder Grundplatten von Kraftmaschinen oder anderen Maschinen oder von Apparaten, nicht auf eine besondere Art von Maschine oder Apparat eingeschränkt, die anderweitig vorgesehen ist , FRAMES, CASINGS, OR BEDS, OF ENGINES OR OTHER MACHINES OR APPARATUS, NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUS PROVIDED FOR ELSEWHERE |
INTERVAL ADJUSTMENT MECHANISM OF LIFTING TYPE PLATFORM FENCE
European Patent Office | 2015
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