How to Make a Vacuum Pump
Pick out a syringe, 3 1-way valves, a hot knife, and tubing.. Burn a hole in the side of the syringe.. Screw the valve into the hole you've just made.
Steps
1
Pick out a syringe, 3 1-way valves, a hot knife, and tubing.
Pick out a syringe, 3 1-way valves, a hot knife, and tubing.
2
Burn a hole in the side of the syringe.
Burn a hole in the side of the syringe.
3
Screw the valve into the hole you've just made.
Screw the valve into the hole you've just made.
4
Cut a 1 in (2.5 cm) piece of plastic tubing and slip it on the syringe.
Cut a 1 in (2.5 cm) piece of plastic tubing and slip it on the syringe.
5
Press the non-threaded side of another valve into the tubing.
Press the non-threaded side of another valve into the tubing.
6
Attach tubing to the threaded end of the valve.
Attach tubing to the threaded end of the valve.
7
Take the top part of the bicycle pump off.
Take the top part of the bicycle pump off.
8
Turn the packing around the piston rod to the opposite side.
Turn the packing around the piston rod to the opposite side.
9
Put the rod back into the cylinder.
Put the rod back into the cylinder.
10
Unscrew the head of the tube that would normally lead to the bike tire.
Unscrew the head of the tube that would normally lead to the bike tire.
11
Attach the pump to the vacuum chamber valve with the hose.
Attach the pump to the vacuum chamber valve with the hose.
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