wrist pin
Definition
Noun: - A cylindrical pin that connects a piston to the small end of a connecting rod in an internal combustion engine or pump. It allows the piston to pivot as the connecting rod moves.
Usage
The term "wrist pin" is a technical noun used specifically in mechanical and automotive engineering contexts. It refers to a crucial component within an engine's assembly.
Examples
- The mechanic replaced the worn wrist pin in the engine.
- A failure of the wrist pin can cause severe damage to the piston and cylinder wall.
- The design requires a high-strength steel wrist pin to handle the combustion forces.
Advanced Usage
- Gudgeon pin: This is a British English synonym for "wrist pin." The terms are used interchangeably in technical literature.
- The gudgeon pin must be precisely fitted to the piston boss.
Variants and Related Words
- Piston pin: Another common synonym for "wrist pin."
- Connecting rod: The rod that the wrist pin joins to the piston.
- Piston: The component to which the wrist pin is attached.
Synonyms
- Gudgeon pin
- Piston pin
Notes
This word is a compound noun ("wrist" + "pin"). It does not have associated phrasal verbs or idioms, as it is a highly specific technical term.
Noun
-
pin joining a piston to a connecting rod
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