reaper binder
Học thuậtThân thiện
Definition
Noun: A reaper binder is a specific type of agricultural machine. Its primary function is to cut standing grain crops (like wheat, oats, or barley) and then automatically gather and tie the cut stalks into neat, manageable bundles called sheaves.
Usage
The term is used to describe a piece of farm equipment that performs two key sequential operations: reaping (cutting) and binding (tying).
Examples: * Before the invention of the combine harvester, the reaper binder was essential for the grain harvest. * The farmer adjusted the settings on the reaper binder to ensure the sheaves were tied tightly. * Museums of agricultural history often display a reaper binder to show 19th and early 20th-century farming technology.
Advanced Usage
- The reaper binder represents a significant technological step between the simple reaper (which only cut the grain) and the modern combine harvester (which cuts, threshes, and cleans grain in one pass).
- Its operation typically involved a reciprocating cutting bar, a revolving reel to gather the stalks, a canvas conveyor, and a mechanical tying mechanism.
Variants and Related Words
- Reaper (noun): A machine that only cuts grain crops.
- Binder (noun): A machine that binds cut grain or hay. Often used interchangeably with "reaper binder," but can also refer to a machine that only binds material already cut by another process.
- Combine Harvester (noun): A modern machine that performs the functions of reaping, threshing, and winnowing.
- Sheaf (noun): A bundle of cut stalks of grain, tied together.
Synonyms
- Grain binder
- Self-binder
Related Phrases
- To operate a reaper binder: To use the machine for harvesting.
- His grandfather taught him how to operate a reaper binder.
Noun
- a machine that cuts grain and binds it in sheaves