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CARGO SECURING SYSTEMS WORLDWIDE FULLY-AUTOMATIC TWISTLOCKS Ship`s Equipment Centre Bremen GmbH

Ship`s Equipment Centre Bremen GmbH SEC`s new developed Fully-Automatic Twistlock family Recently, many contracts for the construction of the latest generation of ultra-large containerships were signed and a total ship’s capacity of 13.000 TEU and above becomes reality. These container giants require many new technologies in order to boost the productivity compared to smaller vessels, e.g. when considering that containers are stowed in stacks of up to 8 tiers on deck. Following the OSHA- Rules and Regulations in the United States, which were fully implemented in year 1999, longshoreman are...

Ship`s Equipment Centre Bremen GmbH Handling procedure of SAT Actual opening procedure of Semi-Automatic Twistlocks in the terminal before being able to unload containers. Case A 20`containers stowed with 76mm ISO-gap (block stowage) Midlock Semi-Automatic Twistlock Case B 20`containers stowed with lashing gap Semi-Automatic Twistlock 4 Technical alterations reserved

Ship`s Equipment Centre Bremen GmbH Description of Semi-Automatic Twistlocks Nowadays almost all modern container ships are equipped with Semi-Automatic Twistlocks in line with OSHA-requirements. These Semi-Automatic Twistlocks, which were developed in the early nineties of the last century, are locking automatically when loading the container on board but still have to be opened manually by stevedores from deck level or from safe working positions before the discharging operations can start. Weaknesses of Semi-Automatic Twistlocks (SAT): - It is impossible to open the SAT from deck level...

Ship`s Equipment Centre Bremen GmbH Function of SEC`s Fully-Automatic Twistlocks During ship’s voyage/seagoing condition The TL-FA/L is of special asymmetric design and its combination of inclined surfaces holds the containers safely in position during all expected operating conditions. Fully-Automatic Twistlock in seagoing conditions Pressure force on one side of the container prevents the Fully-Automatic Twistlock on opposite side to slip out of the corner casting. 6 Technical alterations reserved

Ship`s Equipment Centre Bremen GmbH Operation principles of Fully-Automatic Twistlocks During loading of deck containers The Twistlocks to be inserted in all 4 container corner castings at quayside and the container is lifted onboard. Due to the special shape of the Fully-Automatic Twistlocks, the container is slightly slewing around its vertical axis when positioned to the lower deck container on board. After the lowering of container is completed, the twistlock is self-locked. During discharging of deck containers Without any handling or operation of the Fully-Automatic Twistlocks...

Ship`s Equipment Centre Bremen GmbH Function of pin All actual versions of our Fully-Automatic Twistlocks have a pin which protrudes from the housing. Because of the asymmetric shape of the inner part of the corner castings there is only one way how to insert the FullyAutomatic Twistlock. Wrong inserting of our Fully-Automatic Twistlocks by stevedores is impossible. Slider TL-FA/L inserted correctly Wrong inserting ist not possible because the pin interferes with corner casting. PIN (Patented) 8 Technical alterations reserved Pin

Ship`s Equipment Centre Bremen GmbH Handling of TL-FA/L 1 Insert the TL-FA/L with pin first. 3 Fully-Automatic Twistlock TL-FA/L in final position for locking on board. 2 Technical alterations reserved When inside the corner casting push the TL-FA/L in vertical direction so that the slider goes up. 9

Ship`s Equipment Centre Bremen GmbH Advantages of SEC`s Fully-Automatic Twistlocks Far less maintenance costs! Different from Semi-Automatic Twistlocks the Fully-Automatic Twistlocks of SEC are made of one piece solid housing with a minimum of movable parts. Theoretically these moveable parts are available as spare items (one set costs less than 10% of the initial costs of a Fully-Automatic Twistlock) and can be replaced easily in just 2-3 minutes time. But even though the TL-FA/L is in service on many ships since 2005 we have never been requested to deliver any spare components. It could...

Ship`s Equipment Centre Bremen GmbH Advantages of SEC`s Fully-Automatic Twistlocks Besides of the unique principles as described on the pages before, the Fully-Automatic Twistlocks of SEC fulfill highest requirements for operation, handling and maintenance. The advantages compared to other systems are as follows : - In accordance with the OSHA- rules and requirements - Single robust housing made of high tensile cast steel with large surface acc. to GERMANISCHER LLOYD for highest pressure forces. - Easy maintenance! - The number of movable assembly parts is limited. The remaining assembly...

Ship`s Equipment Centre Bremen GmbH Fully-Automatic Twistlocks Type TL-FA/L The TL-FA/L is the actual standard version of our Fully-Automatic Twistlock family and most of our customers decide for this version. TL-FA/L (Patented) ~ 5.7 kg Fully-Automatic Twistlock type TL-FA/L - One piece housing made of high tensile cast steel Function of pin - A flange thickness of 15mm has been applied, so there is a positive effect on the weight, ship’s stability, length of lashing rods and centre of gravity of container stack. (Patented) - It can still be seen from deck level whether a TL-FA/L has been...

Ship`s Equipment Centre Bremen GmbH Repair of TL-FA/L How to remove spring an locking device 1 Unscrew the srew M10x80. 8 mm hexagon wrench 2 Pull out nut, locking device and spring. 3 Insert spring into locking device and keep under pressure by sticking a screw driver through the front hole of locking device. 4 Replace broken parts and re-assemble in opposite sequence. Technical alterations reserved 13

Ship`s Equipment Centre Bremen GmbH FULLY-AUTOMATIC TWISTLOCK TL-FA/LG 14 Technical alterations reserved

Ship`s Equipment Centre Bremen GmbH Fully-Automatic Twislock type TL-FA/LG The TL-FA/LG has an enlarged flange area which is flush with the front of the corner casting and with additional yellow colour marking so that it is easier to see if the Fully-Automatic Twistlocks have been inserted in all 4 corners. All other features are same as for standard type TL-FA/L. TL-FA/LG ~ 5.9 kg Function of pin (Patented) Wrong insert is not possible because the pin interferes with corner casting. Technical alterations reserved 15