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2. Sprayer - Wikipedia

   en.wikipedia.org/wiki/Sprayer

   Sprayers range in size from man-portable units (typically backpacks with spray guns) to trailed sprayers that are connected to a tractor, to self-propelled units similar to tractors with boom mounts of 4–30 feet (1.2–9.1 m) up to 60–151 feet (18–46 m) in length depending on engineering design for tractor and land size.

3. Pumpjack - Wikipedia

   en.wikipedia.org/wiki/Pumpjack

   Depending on the size of the pump, it generally produces 5 to 40 litres (1 to 9 imp gal; 1.5 to 10.5 US gal) of liquid at each stroke. Often this is an emulsion of crude oil and water. Pump size is also determined by the depth and weight of the oil to remove, with deeper extraction requiring more power to move the increased weight of the ...

4. Kurganets-25 - Wikipedia

   en.wikipedia.org/wiki/Kurganets-25

   The Kurganets-25 (Russian: Курганец-25) is a tracked amphibious, 25-ton modular infantry fighting vehicle and armored personnel carrier being developed for the Russian Army. The Kurganets-25 is planned to evolve into various models, gradually replacing BMP , BMD , MT-LB and other types of tracked Soviet armored platforms.

5. Diaphragm pump - Wikipedia

   en.wikipedia.org/wiki/Diaphragm_pump

   The basic working principle of an air-operated double diaphragm pump. Cross-section sketch of diaphragm fuel pump Air-operated double diaphragm pump. A diaphragm pump (also known as a Membrane pump) is a positive displacement pump that uses a combination of the reciprocating action of a rubber, thermoplastic or teflon diaphragm and suitable valves on either side of the diaphragm (check valve ...

6. Piper PA-25 Pawnee - Wikipedia

   en.wikipedia.org/wiki/Piper_PA-25_Pawnee

   PA-25-235 and PA-25-260 Pawnee D The Pawnee D was also powered by a Lycoming O-540 of 260hp but featured fuel tanks fitted in the outer wings and metal covered ailerons and flaps. From 1980 it was known as the PA-25-235 Pawnee. eTug A modified PA-25 powered by a General Motors LS automotive engine driving a three-bladed propeller. [10]

7. Piston pump - Wikipedia

   en.wikipedia.org/wiki/Piston_pump

   Piston pump compared to a plunger pump. A piston pump is a type of positive displacement pump where the high-pressure seal reciprocates with the piston. [1] Piston pumps can be used to move liquids or compress gases. They can operate over a wide range of pressures. High pressure operation can be achieved without adversely affecting flow rate.