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Yoke
Brief description
A yoke is a wooden beam, normally used between a pair of oxen or other animals to enable them to pull together on a load when working in pairs, as in a cart, wagon, or plow.
Use / Function
- Drafting: Connecting draft animals (oxen, horses, buffalo) to a vehicle or implement.
- Plowing: Essential for agricultural tillage.
- Transport: Enabling heavy hauling.
Operating principle
The yoke harnesses the power of the animal by distributing the load across a strong part of their anatomy (neck/shoulders).
- Load Distribution: By resting on the shoulders (withers) or neck, the animal can push against the load with its powerful leg muscles.
- Coordination: A double yoke forces two animals to move in unison, combining their strength.
How to create it
- Selection: Choose a strong, seasoned log of hardwood (elm, ash, hickory) that is slightly curved or can be shaped.
- Shaping: Carve the log to fit comfortably over the necks of the animals. The contact points must be smooth and rounded to prevent chafing.
- Boring: Drill holes for the bow pins or straps that will hold the yoke in place.
- Bows: Create U-shaped bows (from bent wood or iron) that go under the animal’s neck and up through the yoke beam.
- Hitching: Attach a central ring or loop (staple) to the middle of the yoke to connect the draft pole of the vehicle.
Materials needed
- Wood: Tough, non-splintering hardwood.
- Iron: For the central ring and reinforcement.
- Leather: For padding or straps.
Variants and improvements
- Bow Yoke: Used for oxen, resting on the neck.
- Head Yoke: Strapped to the horns of oxen (common in Spain/Latin America).
- Withers Yoke: Used for horses/donkeys (though a collar is better for horses as a yoke can choke them).
- Single Yoke: For one animal.
Limits and risks
- Choking: A simple neck yoke is poor for horses because it presses on their windpipe when pulling hard. Horses need a collar harness.
- Chafing: Poorly fitted yokes can cause sores and infection, rendering the animal useless.
- ** breakage:** If the beam breaks under load, the animals can be injured or the load lost.