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2. Road roller - Wikipedia

   en.wikipedia.org/wiki/Road_roller

   Caterpillar soil compactor equipped with padfoot drum, being used to compact the ground before placing concrete Antique "Kemna" steamroller. A road roller (sometimes called a roller-compactor, or just roller [1]) is a compactor-type engineering vehicle used to compact soil, gravel, concrete, or asphalt in the construction of roads and foundations. [1]

3. Steamroller - Wikipedia

   en.wikipedia.org/wiki/Steamroller

   1925 Robey tandem roller #42693, now owned by the Robey Trust [9]. The majority of rollers were of the same basic 3-roll configuration, gear-driven, with two large smooth wheels (rolls) at the back and a single wide roll at the front (in actuality, the wide roll usually consisted of two narrower rolls on the same axle, to make steering easier).

4. Roller (agricultural tool) - Wikipedia

   en.wikipedia.org/wiki/Roller_(agricultural_tool)

   The roller is an agricultural tool used for flattening land or breaking up large clumps of soil, especially after ploughing or disc harrowing. Typically, rollers are pulled by tractors or, prior to mechanisation, a team of animals such as horses or oxen. As well as for agricultural purposes, rollers are used on cricket pitches and residential ...

5. Dynapac - Wikipedia

   en.wikipedia.org/wiki/Dynapac

   The site in Karlskrona opened in 1960, which made heavy rollers and had the company's technical centre. The CA 25 road roller introduced in 1970 became the world's leading compaction roller. It changed its name to Dynapac Maskin AB in 1973; at this moment the company rapidly expanded its product range.

6. List of amusement rides - Wikipedia

   en.wikipedia.org/wiki/List_of_amusement_rides

   The ride was first demonstrated at Oktoberfest 1949 and still appears in numerous amusement parks. The Rotor is a large, upright barrel, rotated to create an inward acting centripetal force supplied by the wall's support force. Once at full speed, the floor is retraced, leaving the riders stuck to the wall of the drum. 1940s Round Up: 1938 ...

7. Combine harvester - Wikipedia

   en.wikipedia.org/wiki/Combine_harvester

   Tractor-drawn combines (also called pull-type combines) became common after World War II as many farms began to use tractors. An example was the All-Crop Harvester series. These combines used a shaker to separate the grain from the chaff and straw-walkers (grates with small teeth on an eccentric shaft) to eject the straw while retaining the grain.

8. Skid-steer loader - Wikipedia

   en.wikipedia.org/wiki/Skid-steer_loader

   Skid-steer with tracked treads. Skid-steer loaders are typically four-wheeled or tracked vehicles with the front and back wheels on each side mechanically linked together to turn at the same speed, and where the left-side drive wheels can be driven independently of the right-side drive wheels.

9. Come-along - Wikipedia

   en.wikipedia.org/wiki/Come-along

   A come-along. A come-along, also known as a power puller, is a hand-operated winch with a ratchet used to pull objects. The drum is wrapped with wire rope.A similar tool that uses a nylon strap is used to straighten trees, as it straightens gradually over time, therefore not splitting the trunk.