Description
J904S Series Benefits & Features
Abell-Howe Light Duty Jib Crane – Ideal for manufacturing and assembly plants. Perfect for hand chain or light duty electric hoist. Heavy wall structural steel pipe mast and reinforced large diameter base plate for minimal deflection and continuous alignment. 360 degree rotation of the jib boom. Rolled steel Wide Flange Beam section for smooth trolley travel. Safety end stops at both ends of boom limit trolley travel. High visibility safety yellow enamel finish. Cranes bolt to concrete foundations. Anchor bolts and templates sold separately. Made in the USA.
Capacities
- 1/4 ton – 1 ton.
- Boom lengths from 6–14 ft. on select capacities.
- Height under boom from 8–12 ft. (HUB).
Specifications
- 360-degree rotation on a tapered roller bearing providing full-capacity vertical and radial thrust loading.
- Heavy wall structural steel pipe mast and reinforced large diameter base plate for minimal deflection and continuous alignment.
- Safety end-stops at both ends of boom limit trolley travel.
- High visibility safety yellow enamel finish.
- Cranes bolt to concrete foundation, which requires 2-4 ft. of depth.
Component Materials
- Mast — Fabricated from heavy wall structural steel pipe with wall thickness sized to minimize deflection.
- Boom – Wide flange beam section which provides high load-bearing capacity and improved structural integrity to effectively resist bending stresses.
- Head Section — Rigid steel plate box type with welded construction for minimum deflection between boom and mast.
Optional Accessories
- Top entry collector or air swivel (for 360-degree continuous rotation).
- Rotation stops.
- Anchor bolts with template – paper or steel.
- Tagline wire assemblies for hoist power cable.
- Epoxy paint finish.