leaf spring

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leaf spring

A mechanic installs a new leaf spring on a truck.

Definition
  1. Noun:
    • A type of mechanical spring: A "leaf spring" is a long, narrow, and curved spring. It is not a single piece but is made by stacking several long, thin strips (leaves) of spring steel on top of each other. These layers are held together at the center by a bolt or clamp. It is primarily used in the suspension systems of vehicles to absorb shock and support weight.
Examples of Usage
  • Noun:
    • The classic truck was fitted with sturdy leaf springs for hauling heavy loads.
    • A broken leaf spring can cause the vehicle to sag and handle poorly.
    • The suspension design uses a single leaf spring on each axle.
Advanced Usage
  • "Multi-leaf spring": A specific term for a leaf spring composed of multiple layers of varying lengths.
    • The heavier-duty model uses a multi-leaf spring for increased load capacity.
  • "Mono-leaf spring": A leaf spring made from a single, thick layer of spring steel, often used in lighter or performance applications.
    • The sports car's rear suspension features a lightweight mono-leaf spring.
Variants and Related Words
  • Spring (n): The general category of elastic objects that store mechanical energy. A leaf spring is one type.
  • Suspension (n): The system of springs, shock absorbers, and linkages connecting a vehicle to its wheels. Leaf springs are a component of a suspension system.
  • Main leaf: The longest, topmost leaf in a multi-leaf spring assembly, which typically has eyes at each end for attachment.
  • Helper leaf/Spring: An additional leaf or short spring used to provide extra support under heavy loads.
Synonyms
  • Laminated spring: A less common technical synonym emphasizing the layered (laminated) construction.
  • Cart spring: A historical term, as leaf springs were commonly used on horse-drawn carriages.
Related Phrases
  • Leaf spring suspension: The complete system using leaf springs.
    • Many commercial vans rely on leaf spring suspension for durability.
  • To shackle a leaf spring: To attach the end of a leaf spring using a flexible shackle, allowing it to change length as it flexes.
    • The mechanic replaced the worn leaf spring shackle.
leaf spring

A mechanic installs a new leaf spring on a truck.

Noun
  1. long narrow spring consisting of several layers of metal springs bracketed together