Hydraulic Crane From Cardboard With Pulely

This crane is made up of cardboard and work with the syringe

cut two cardborad pieces with length of 30 cm and breath 5 cm. make 5 holes on both side and cut 12 cm between the cardboard. connect both pieces like in picture 2 with toothpick

now cut two pieces of cardborad with length of 30 cm and breath of 3 cm. Make four holes with toothpick at every 3 cm starting from where we cut in another cardboard. connect them with tooth pick as shown.

connect a syringe with a toothpick as shown in the picture. and place three toothpicks at starting.

cut two pieces of cardboard with height of 15 cm as shown in the picture and connect it with the cardboard which we made in previous step at the upper part with toothpick. Add the a syringe as shown in picture. And paste the place the model on a piece of cardboard

Make a wheel for the pulley and stick it at corner of the cardboard

Now using a thread make a pulley as shown in the picture and stick it in the wheel that we make. Now if you will rotate the wheel the pulley will move up and down.

Now connect the empty syringe with a silicon pipe and then connect the silicon pipe with filled syringe, you can also fill color water to make it look attractive.

To use it you to push or pull the syringe connect to the syringe fit in crane. now when you will push a syringe the another syringe will be pulled.