Hoisting (MNM): student text manual

abrasion adjustment aIteration applied ASME attached automatic bottom breaking strength broken wires buckets cage car or counterweight car safety centrifugal switches Check circuit circuit breaker clearance clips clutch construction conveyance cylinder deadman switch Devices Item driving machine drum brakes drum hoist drum machines dumbwaiter dump electric elevator rope equipment fatigue resistance fiber core Figure Filler Wire flyball friction hoists gauge governor rope groove head sheave headframe hoist controls hoist drum hoist operator hoist rope hoistway door inspections and tests installation IWRC landing lay length layer located lock locking device lubricant manually minimum motor moving walks normal oil buffers overspeed overtravel persons piston plunger polypropylene rated load Regular Lay roller rope diameter rope lay safety catches Section seizing band shaft skip socket specified in Rule speed suspension ropes switch terminal stopping device thimble Traction Steel Type Warrington wear wire rope