bell crank: meaning, definition, pronunciation and examples

Low
UK/ˈbel ˌkræŋk/US/ˈbɛl ˌkræŋk/

Technical

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Quick answer

What does “bell crank” mean?

A mechanical component shaped like an L or V that changes the direction of motion through 90 degrees.

Audio

Pronunciation

Definition

Meaning and Definition

A mechanical component shaped like an L or V that changes the direction of motion through 90 degrees.

In engineering, a lever with two arms at a right angle, used to transmit motion around a corner. In broader contexts, can metaphorically refer to any mechanism or system that redirects force or information.

Dialectal Variation

British vs American Usage

Differences

No significant lexical differences. Spelling and usage are identical.

Connotations

Purely technical/mechanical in both varieties.

Frequency

Equally low frequency in both dialects, confined to specialist fields.

Grammar

How to Use “bell crank” in a Sentence

The [noun] is connected to the bell crank.A bell crank [verbs] the motion from X to Y.Install/Adjust/Replace the bell crank.

Vocabulary

Collocations

strong
connecting rodpivot pointlinkage system90-degree angle
medium
automotive suspensionaircraft controlsmechanical linkagetransmit motion
weak
metalcomponentdesignassembly

Examples

Examples of “bell crank” in a Sentence

verb

British English

  • [Not used as a verb]

American English

  • [Not used as a verb]

adverb

British English

  • [Not used as an adverb]

American English

  • [Not used as an adverb]

adjective

British English

  • The bell-crank mechanism was seized.
  • A bell-crank design.

American English

  • The bell crank linkage was worn.
  • A bell crank assembly.

Usage

Meaning in Context

Business

Rare, except in procurement or technical sales for mechanical parts.

Academic

Used in engineering textbooks, papers, and lectures on mechanics or machine design.

Everyday

Virtually never used in everyday conversation.

Technical

The primary domain. Common in mechanical engineering, automotive repair, aviation, and robotics.

Vocabulary

Synonyms of “bell crank”

Strong

L-leverright-angle lever

Neutral

leverrocker armcrank lever

Vocabulary

Antonyms of “bell crank”

linear actuatordirect drive

Watch out

Common Mistakes When Using “bell crank”

  • Misspelling as 'bellcrank' or 'bell-crank'. While sometimes seen, the standard form is two words.
  • Using it as a verb (e.g., 'to bell crank').

FAQ

Frequently Asked Questions

It is standardly written as two separate words: 'bell crank'.

Its primary function is to transmit and redirect motion or force through a right angle (90 degrees).

No, it is exclusively a noun. It refers to a specific mechanical component.

It originates from its historical use in bell-ringing systems, where it translated a horizontal pull on a rope into a vertical pull on the bell.

A mechanical component shaped like an L or V that changes the direction of motion through 90 degrees.

Bell crank is usually technical in register.

Bell crank: in British English it is pronounced /ˈbel ˌkræŋk/, and in American English it is pronounced /ˈbɛl ˌkræŋk/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • [No common idioms for this technical term]

Learning

Memory Aids

Mnemonic

Imagine a bell being rung by a rope pulled sideways—the mechanism that turns that sideways pull into an upward pull is the BELL CRANK. It CRANKs the motion around a corner like a bell-ringer.

Conceptual Metaphor

A REDIRECTOR or TRANSLATOR OF DIRECTION (e.g., 'The committee acted as a bell crank, turning public opinion into policy action.').

Practice

Quiz

Fill in the gap
To change the direction of the force by 90 degrees, the engineer specified a in the linkage design.
Multiple Choice

In which field would you most likely encounter a 'bell crank'?