Gravity Latch with Rotation Lock Engineered Lifting Systems applied one of our gravity latches. This application is for an existing 40-ton overhead crane. In addition the end user wanted to add a 90 degree rotation lock to stabilize coil positioning, but did not want the expense of replacing the complete bottom block. The review of […]
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Magnetek Series 3 Drives Using “Motor 2” Option
Magnetek Series 3 Drives Using “Motor 2” Option In the summer of 2018, Engineered Lifting Systems was contracted to travel to a rather remote location in Panama to help a Magnetek user with a Hydro-Electric overhead crane. The country of Panama has many Hydro-Electric plants scattered over the country. These plants provide the majority of […]
Magnetek Brake Circuit Fusing
Magnetek Brake Circuit Fusing I thought I would share a practice that we at Engineered Lifting Systems use when ordering or reviewing a complete Magnetek variable frequency drive panel or motion control. There are many options for a Magnetek variable frequency panel, and many of those are shown on the standardized items sheets. One of […]
Crane Cab Replacement Improves Function
Crane Cab Replacement Improves Function Engineered Lifting Systems was asked to review an existing application of a predominantly cab operated shipping crane. The review covered crane reliability, control method, and cab operator ergonomics. This post addresses the cab function and operator ergonomics portion of the study. The original cab as provided by the original crane […]
Runway Electrification Isolation Sections Improves Production and Provides Safety
Runway Electrification Isolation Sections Improves Production and Provides Safety It is not unusual to have multiple overhead cranes on the same runway. While maintaining and repairing these cranes, having a system that allows a partial or segmented shut down of power within a runway section for one or more cranes is a valuable option. […]
Tapered Wheels for Top Running Cranes
Tapered Wheels for Top Running Cranes Sometimes I forget and take for granted that some knowledge in our industry is commonly known. Recently I had a chance to work with some top running cranes that had real problems with the wheels and rail. The user complained about “racking” of the crane and was looking for […]
DC Crane Cab Upgrades
DC Crane Cab Upgrades Engineered Lifting Systems was awarded the order to upgrade (replace) the cabs on two DC overhead cranes. The existing cabs had been in service since the cranes were originally built in the 1960’s. These original cabs were small by today’s standards and lacked vision lanes for critical lifts made hourly, forcing […]
Eads Bridge Crane Systems
Eads Bridge Crane Systems The Eads Bridge located in St. Louis Missouri has been a landmark since its completion in 1874. At the time of construction the bridge was longest arch bridge in the world, over 6,400 feet long. While the upper deck handles traffic, the lower deck just below has been used for railroad […]
Engineered Lifting Systems visits Xtek!
Yesterday our sales engineers and I were able to get a complete plant tour of Xtek’s facility in Sharonville, Ohio just north of Cincinnati. This is a VERY impressive manufacturing plant and our hosts, Mr. Tom Ryan and Timothy Van Tornhout, took time from their busy schedules to show us the processes they provide from […]
Engineered Lifting Systems Moves!
After 5 years of planning, I am happy to announce that Engineered Lifting Systems has a new home. Some of you may already know this, or even attended our Open House! Thank you! This move was our 3rd move in 12 years; originally in 600 square feet, then moving to 4,500 square feet, then to […]