Here are sketches of a modern hand pump, still frequently used in Indian villages. This is a more modern design. The handle has to be lifted up and then down to suck out the water from the well.
A simple line drawing of a hand pump. This hand pump design is an old one. The handle has to be pulled up and down to get the water out.
These simple contraptions may be absolete in developed countries, but not in developing ones. Another frequently used machine which is used frequently in developing countries in lieu of the electronic variety is the
Manual Weighing Scales or try Balance weighing scales
More related images: Water Pump for irrigation in India or Water Pipeline in India
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A simple line drawing of a hand pump. This hand pump design is an old one. The handle has to be pulled up and down to get the water out.
These simple contraptions may be absolete in developed countries, but not in developing ones. Another frequently used machine which is used frequently in developing countries in lieu of the electronic variety is the
Manual Weighing Scales or try Balance weighing scales
More related images: Water Pump for irrigation in India or Water Pipeline in India
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