
thumb|upright=1|right|3-wheeled handcar or velocipede on a railroad track upright=1|thumb|right|Preserved railroad velocipede on exhibit at the Toronto Railway Historical Association A handcar (also known as a pump trolley, pump car, rail push trolley, push-trolley, jigger, Kalamazoo, velocipede, gandy dancer cart, '''platelayers' cart, draisine, or railbike''') is a railroad car powered by its passengers or by people pushing the car from behind. It is mostly used as a railway maintenance of way or mining car, but it was also used for passenger service in some cases.
thumb|upright=1|right|3-wheeled handcar or velocipede on a railroad track upright=1|thumb|right|Preserved railroad velocipede on exhibit at the Toronto Railway Historical Association A handcar (also known as a pump trolley, pump car, rail push trolley, push-trolley, jigger, Kalamazoo, velocipede, gandy dancer cart, '''platelayers' cart, draisine, or railbike) is a railroad car powered by its passengers or by people pushing the car from behind. It is mostly used as a railway maintenance of way or mining car, but it was also used for passenger service in some cases.
==Design and function== A typical design consists of an arm, called the walking beam, that pivots seesaw-like on a base, which the passengers alternately push down and pull up to move the car.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).