crane arm
Hoisting machine's extension
The long, pivoting boom of a crane that extends outward to lift and move heavy loads.
The crane arm—also called a jib or boom—determines a crane's reach and lifting capacity.
The crane arm swung slowly over the construction site.
By extension, any mechanical arm with similar extending and pivoting function.
- boomLoud deep sound
- jibTriangular sail forward
- hoistRaise with tackle
- heavy liftDifficult logistical challenge
- liftMechanism for vertical transport
load capacity · extend · reach · reach out · swing · hydraulic · telescopic · load · cable · hook · pulley · construction · construction site · high rise · tower · pivot · articulated · mechanical