Torque Tubes

Knight’s Torque Tubes series is designed to reduce operator fatigue by absorbing torque reaction produced by assembly tools while balancing the tool weight. The NEWEST STYLE is more ROBUST and PRECISE while still maintaining a lighter and smoother operation than previous designs. They feature a linear bearing spline for effortless travel with zero rotational movement. The Torque Tubes are balanced by an air cylinder to achieve zero gravity balancing. Each pneumatic cylinder is supplied with single balance control.

The ATA2800AR and ATA2900AR can be swivel Tool Holders by incorporating Knight’s ASA9519 360 degree Rotating Tool Clamp. They can also be a fixed Tool Holder by incorporating the ASA9523 or ASA9524 Adjustable Tool Clamps.

The ATA4500 is intended for high torque applications. Custom tool holders will need to be designed for each application.

ATA2800AR

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Features

  • Balanced by an Air Cylinder.
  • Movement is Straight Up/Down.
  • Zero-Gravity Tool Balancing.
  • Available Strokes: 12 in. [304.8mm] – 36 in. [914.4mm].
  • Standard Max. Travel: 24 in. [609.6mm].
  • Max. Torque: Up to 150 ft-lb. [203 Nm].
  • Max. Balancing Capacity: Up to 35 lbs. [15kg].
  • Product Weight: Varies based on stroke length.

Benefits

  • Reduces Operator Fatigue.
  • Absorbs Torque Reaction.
  • More lightweight but robust
  • Precise, smooth operation.
  • Adjustable travel stops.

ATA2900AR

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Features

  • Balanced by an Air Cylinder.
  • Movement is Straight Up/Down.
  • Zero-Gravity Tool Balancing.
  • Available Strokes: 12 in. [304.8mm] – 36 in. [914.4mm].
  • Standard Max. Travel: 24 in. [609.6mm].
  • Max. Torque: Up to 300 ft-lb. [406 Nm].
  • Max. Balancing Capacity: Up to 135 lbs. [61.2kg].
  • Product Weight: Varies based on stroke length.

Benefits

  • Reduces Operator Fatigue.
  • Absorbs Torque Reaction.
  • More lightweight but robust
  • Precise, smooth operation.
  • Adjustable travel stops.

ATA4500

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Features

  • Movement is Straight Up/Down.
  • Various Control Configurations.
  • Max Vertical Travel: Varies Per Application.
  • Vertical Rail Lengths: Up to 15 ft. [4.57m].
  • Uses a 4 in. [101.6mm] Bore Cylinder.
  • Max Torque: Up tp 853 ft-lb. [1,156 Nm].
  • Max. Balancing Capacity: Up to 500 lbs. at 100 psi [6.8bar].

Benefits

  • Reduces Operator Fatigue.
  • Absorbs Torque Reaction.
  • Fixed or 360° rotation.

Videos

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*Applications Compilation

Heavy Duty Torque Arm – A/C Unit Lift

How to Adjust Air Pressure on a Torque Tube

Wire Harness Lift and Install Assist

Accesories

Load Trolley

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Safety Cables

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