The Exshtender

prusaprinters

Executive SummaryRaises the shelf of Kibbutz Lavi Synagogue Seating System by a few inchesIt's surprising what a difference those few inches makes in increasing the readability of my siddurSimilar in function to Lavi's multi-position shelf latchShould work with all existing Lavi Classic Series installationsAnatomy of the Exshtender™On one end, there is a foot that rotates +/- 15°On the other end, is the grip which rotates from 0° to 64°The bottom of the grip is the jaws which attach to the lip / bookstop of the shelfOn the top of the grip are the thumb tabs, which you push together to open the jaws when you attached the Exshtender™ to the shelfConnecting the foot and the grip is the main bodyHow to USE the Exshtender™Fold the shelf downPushing the thumb tabs together, slip the jaws over the lip / bookstop of the shelfPlace the Exshtender™ toward the side of the shelf, so that it isn't covered by your siddur Release the thumb tabs – the Exshtender™ should now have a firm grip on the lip / bookstopClose the shelfLift the back of the shelf, and move the arm that is inside the storage compartment into the upright positionRaise the front of the shelf – the Exshtender™ should rotate into place automaticallyYou may need to give the Exshtender™ a little help the first few times until the joint loosensPrinting TipsI have only ever printed these in PET-GIf you use another material, such as PLA, please let me know how it works for youIf the foot shifts off the bed before, put supports under the foot onlyGetting the tolerances correct for the “Lego” in the middle of the main body is really tricky and varies from printer to printer.  I find that if you activate “Fuzzy Skin” in your slicer, it corrects the problemI only activate fuzzy skin for the six pegs using PrusaSlicer's Add Modifier>Box featureThe Next LevelHave you mastered Exshtender™?Do you wish itDid more?Was Taller?Check out https://www.printables.com/model/921947-the-exshtender-premium-edition