How to Build a Simple Water Pump

For centuries, pumps have been made in one form or another. Hand-


The models held are easy to make and are an interesting craft and educational program for you and your children to teach them problem solving and hydraulic principles.
Cut a piece of 2 1/2-inch-
Thick PVC pipe about 12 inch long.
Cut dc a small circle about the width of the PVC opening from a flat, soft piece of rubber.
This is like the baffle at the bottom of the toilet tank, which can be used as a baffle.
Leave a slight label about 1/2 long on the rubber edge.
Glue the label of round rubber to the inside edge of the PVC pipe using waterproof sea glue, just near the end.
The score tag is connected to the point of the rest of the baffle.
Remove the lid from the top of empty plastic 2
One liter soda bottle
Now cut off the top of the bottle.
Use marine glue to glue the top of the bottle to the outer edge of the PVC and connect to the baffle at the same end.
Connect the lid to the end of another piece of PVC pipe that is hardly suitable for the first PVC pipe.
Now glue a series of felt strips with glue near the bottom and stick one layer to the other until you have something that is hardly suitable for the first PVC pipe to form a seal.
Then lubricate them with Vaseline.
Stick the plastic tape to the cover at the other end as the pump handle.
Cut the garden water pipe 20 inch long.
Use the drill bit to cut a hole at the bottom of the external PVC pipe that is smaller than the diameter of the garden hose.
Stick the hose to the tube on the hole you just cut.
Cut off another baffle with rubber, but this time it will make it a little bigger than the end of the garden hose.
Stick the label to the outside edge of the hose.
When it dries, bend the baffle until it is close to the end of the hose.
Put the end of the pump into the water and pull the handle.
When you do this, the suction will open the large baffle pulled in the water, while closing the smaller baffle.
Then when you push down, the pressure will close the bottom baffle and at the same time open the baffle at the end of the hose and to

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