ASME A18.1:2017 pdf free download

ASME A18.1:2017 pdf free download.Safety Standard for Platform Lifts and Stairway Chairlifts.
a screw machine in which the screw or mat is attached to the platlonu via levers.
persons who have been trained in the construction, maintenance, repair, inspection, or testing of the lift
listed: equipment or materiaLs included in a list published by an independent certifying organization concerned with product evaluation that maintains periodic in.cpection olpmduction of listed equipment or materials and whose listing states whether that equipment or material meets appropriate standards or has been tested and tound suitable for use in a specified manner.
the power unit that applies the energy necessary to raise and lower equipment covered by the scope of this Standard.
an indirect-drive machine equipped with a belt system as the connecting means.
an indirect-drive machine with a chain system as the connecting means.
an electric driving machine, the motor of which is directly connected mechanically to the driving sheave, drum, or shalt without the use of belts or chains, either with or without intermediate gears.
direct-plunger driving machine: a hydraulic driving machine in which the plunger or cylinder is directly .attached to the platform.
electric driving machine: one where the energy is applied by an electric motor. It includes the motor, brake, and the driving sheave or drum together with its connecting gearing., belt, or chain, if any.
frictim machine: a direct-drive machine in which the motion of the platform is obtained through friIction between a guiding means and driving wheeLs or rollers.
geared -drire machine: a direct-drive machine in which the energy is transmitted 1mm the motor to the driving sheave, drum, or shaft through gearing.
geared-traction machine: a geared-drive traction machine.
gearless-fractAm machint: a traction machine, without intermediate gearing, that has the traction sheave and the brake drum mounted directly on the motor shalt.
hvdrauhc drirmg machine: one in which the energy is applied by means of a liquid under pressure in a cylinder equipped with a plunger or piston.