pneumatic hammer
Học thuậtThân thiện
Definition
Noun: A pneumatic hammer is a powered tool, specifically a hammer, that is driven or operated by compressed air. It delivers rapid, forceful blows and is typically used in industrial, construction, or demolition work.
Usage
The term "pneumatic hammer" is used to refer to the specific tool itself. It functions as a standard countable noun. - The construction crew used a pneumatic hammer to break up the old concrete sidewalk. - Operating a pneumatic hammer requires proper safety equipment like ear protection.
Advanced Usage
- Technical Context: In engineering and tool specifications, "pneumatic hammer" precisely denotes the power source (compressed air) and the action (hammering), distinguishing it from electric or hydraulic hammers.
- Figurative Use: Rarely, it can be used metaphorically to describe something that delivers repeated, jarring impacts.
- The migraine felt like a pneumatic hammer inside my skull.
Variants and Related Words
- Jackhammer (n): A common type of pneumatic hammer, typically larger and used for breaking hard surfaces like rock or pavement. While many jackhammers are pneumatic, "jackhammer" is a more specific term for that style of demolition tool.
- Air hammer (n): A general synonym for pneumatic hammer, often used for smaller, handheld versions used in metalworking or automotive repair.
- Pneumatic drill (n): A related tool that uses compressed air to rotate a drill bit, rather than to hammer.
Synonyms
- Air hammer
- Power hammer (when specifying an air-powered one)
Related Phrases
- Pneumatic tool / air tool (n): The broader category of tools powered by compressed air, which includes the pneumatic hammer, drills, wrenches, and nailers.
Noun
- a hammer driven by compressed air