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CAREER OPPORTUNITY AT TANDEMLOC: Mechanical Engineer, preferably with experience in the design of below the hook lifting devices.   Please send resumes to Tandemloc, 824 Highway 101, Havelock, NC 28532, attention Sandy Allen or sandy@tandemloc.com.

SELF ACTUATING CONTAINER LIFT SPREADERS

THE TANDEMLOC AUTOLOC® SPREADER makes container lifting simple. Easy operation lets you get the job done, saving you time and money. Superior convenience and operation makes it plain to see that the Autoloc® is the choice for your container lifting applications. Also available in a 24' Model.

Click here to learn how to use your spreader to lift non containerized cargo

WORK LOAD LIMIT (WLL): See chart below
PROOF TESTED 125% of WLL, Proof Test Certificate provided.
  CALCULATED WEIGHT: See chart below
  FINISH: Zinc metallized (zinc thermal spray) undercoat with safety yellow and safety blue paint as a top coat for excellent corrosion resistance and visibility.
Meets ANSI B30.20 AND ISO 3874 Specifications.
Standard specification #EAD21000A Applies
Twistlocks lock / unlock when sling wires are slackened.
Simple mechanical operation - no electronics or hydraulics.
More convenient to use than manual spreaders - no ground personnel required to lock / unlock twistlocks.
Warning Decals Attached
4 Leg Wire Rope Sling Standard
This lifter may be customized to meet your application: inquire for other load capacities or sizes.
Maintenance manual shipped with spreader. (.pdf download)
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Product Photo
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20' Autoloc® Spreader
Tandemloc_N3100AA-1PA.pdf
Type: Adobe Acrobat Document
Size: 923 KB
Download / view printer friendly data sheet(s)
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40' Autoloc® Spreader
Tandemloc_N3100AA-2PA.pdf
Type: Adobe Acrobat Document
Size: 232 KB
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(Note: Credit Applications will only be processed with an accompanying purchase order.)

The Tandemloc Autoloc in Port Au Prince,
Haiti during the earthquake relief effort.


How the AUTOLOC® Spreader works...

1 .Lift and Spot Spreader
2. Spreader has landed on container.  Bayonets are inserted into each of the four (4) corner fittings
3. Slacken crane wire until red flags turn 90 degree. When indicator flags turn, bayonets turn.
4. Hoist crane wire. Be sure all personnel are clear before lifting.
5. Lift container. To disengage Autoloc® simply repeat  steps 3 and 4

Ordering / Reference Nos.

Model No.
Click to request quote
Width (feet) Length (feet) Working Load Limit Weight (LBS) Height Above 
Container
N3100AA-1PA 8' 20 52,900 2,300 11' 5"
N31000C-1PA 8' 20 70,528 2,800 11' 5"
N3100AA-2PA 8' 40 67,200 4,000 21' 5"
N3100AB-2PA 8' 40 67,200 5,500 12' 0"
Details of Autoloc®
Autoloc® Spreaders have 4 twistlock bayonets which are simultaneously actuated by the slackening of the 4 legged sling from a fully tensioned position. The bayonets twist approximately 90 degrees each time the 4 legged sling assembly is fully slackened and alternates between lock and unlock. The small diameter cable links the Autoloc® arm located near the center of the spreader to the master link. (This cable does not carry any of the lift load) The Autoloc® system linkage operates the bayonets each time the sling is slackened.

Safety Labeling - Click to open enlarged view

Read Important Safety Information: Click here

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