2 speeds stay put cross rods rotating head position limit switch for controlling overhead crane electric movement

Overhead Crane Safety Systems: Modern Features and ...

b'Jan 22, 2018 \xc2\xb7 Limit switches can be used for a variety of motion controls on an overhead crane. There can be multiple limit switches used in sequence to slow down and stop the travel of an overhead crane\xe2\x80\x99s bridge, hoist, or hook block before it makes hard contact with something that could cause load swing.'

Crane Terminology - Washington Crane

b'A method of controlling speed where the motor energized in the direction opposite to the direction is rotating. ... Limit switch: A device designed to cut off the power automatically at or near the limit of travel for the hoist, trolley or bridge motions. ... An electric overhead traveling crane having the end trucks supported on rails attached ...'

Ningbo Uting Electronic Co., Ltd. - Industrial Radio ...

b'F21-E1B TELEcrane 220v wireless remote control/crane remote control/remote control switch. $35.00 - $55.00 / Set. 1 Set ... CBR high quality 2 speeds stay put crossed rods lever 20mm rotary head position limit switch with 4 maintained positions. $35.00 - $45.00 / Piece. 1 Piece ...'

Ningbo Uting Electronic Co., Ltd. - Industrial Radio ...

b'F21-E1B TELEcrane 220v wireless remote control/crane remote control/remote control switch. $35.00 - $55.00 / Set. 1 Set ... CBR high quality 2 speeds stay put crossed rods lever 20mm rotary head position limit switch with 4 maintained positions. $35.00 - $45.00 / Piece. 1 Piece ...'

Gantry crane vs overhead crane Overhead Traveling Bridge Crane

b'Dec 05, 2020 \xc2\xb7 An overhead crane usually consists of three separate motions: The first motion is the hoist, which raises and lowers the material. The second is the trolley (cross travel), which allows the hoist to be positioned directly above the material for placement. The third is the gantry or bridge motion (long travel), which allows the entire crane to ...'

OVERHEAD CRANE TERMINOLOGY - Konecranes

b'OVERHEAD CRANE TERMINOLOGY AUXILIARY HOIST: Supplemental hoisting unit usually of lower load rating and higher speed than the main hoist. AXLE, FIXED: A shaft which is fixed in the end truck and about which the wheel revolves. AXLE, ROTATING: A shaft which is fixed in the wheel and which rotates on bearings fixed in the end truck. BEARING LIFE: The B-10 life of an anti-friction bearing is the ...'

Six dangerous misconceptions about crane safety

b"Jul 10, 2003 \xc2\xb7 Pulling at a 45-degree angle would put equal lateral and vertical stresses on the crane, possibly causing bridge beam failure, even with a pick that's only half of the rated capacity. Upper Limit Switch. Misconception. When I lift, I need all the height I can get, so I must lift until I hit the upper limit switch\xe2\x80\xa6"

Basic Gear Mechanisms : 21 Steps (with Pictures ...

b'In other cases, you may want the mutilated gear to rotate 360 degrees, but you may not want it to be turning another gear all the time. If you rotate a mutilated gear with half its teeth missing, whose teeth mesh with a full spur gear at one rotation every 30 seconds, the spur gear will turn for 15 seconds, and then stay put for 15 seconds.'