toothed lockwasher
[ˈtuːθd ˈlɒk ˌwɒʃər]
nounpl: toothed lockwashers
arruela de travamento dentada
1. A type of fastener consisting of a flat washer with teeth or grooves on one or both surfaces, designed to prevent a bolt or screw from loosening due to vibration or rotation
The mechanic used a toothed lockwasher under the bolt to ensure it would not vibrate loose over time.
O mecânico usou uma arruela de travamento dentada sob o parafuso para garantir que não se soltasse com as vibrações ao longo do tempo.
2. A hardware component with sharp edges or teeth that dig into the surface of a bolt head and the material being fastened, creating mechanical resistance to rotation
Toothed lockwashers are commonly used in automotive and industrial applications.
As arruelas de travamento dentadas são comumente utilizadas em aplicações automotivas e industriais.
Toothed lockwashers are standard components in industrial and automotive sectors in both Brazil and the USA. In Brazil, they are widely used in construction, manufacturing, and automotive industries. In the USA, they are regulated by standards such as ASTM and DIN, and their use is particularly common in machinery assembly where vibration is a concern. The term is primarily technical and used by engineers, mechanics, and construction professionals.
Related Idioms & Phrases
tight as a drum (when describing the effect of a toothed lockwasher)
locked down (figuratively, referring to secure fastening)
Look up more words on Fala2Me
The free English-Portuguese dictionary with real Brazilian accents, NYC slang, conjugator and more
Open Fala2Me →