Telescopic cylinders provide long travel from a short closed package through nested stages. The trade-off is changing effective area and a stronger need to check load through the sequence.
Start With Stroke and Closed Length
Define total travel and maximum closed envelope. If a single-stage cylinder cannot satisfy both, telescopic architecture may fit.
Check Load Through Stage Changes
Stage diameters change hydraulic area, so available force and speed can change.
Keep Side Load Out of the Stages
The machine should guide the load; nested stages are not structural guide rails.
Inverted Packaging Is Application-Specific
The EP-TC inverted telescopic range includes 7-ton and 12-ton model groups with different stroke, pressure and package dimensions. Final selection requires exact capacity, stroke, pressure, mounting and ports.
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Frequently Asked Questions
When is telescopic useful?
When required stroke is large relative to closed package length.
Does force stay constant?
Not necessarily; effective area changes by stage.
Can it carry side load?
The machine should guide the load.
What is inverted telescopic?
A telescopic arrangement packaged to suit a particular layout; exact construction varies.
What data is required?
Capacity, stroke, closed length, pressure, mounting, ports and duty.
Discuss Your Hydraulic Requirement
Send bore, stroke, mounting, pressure, ports, load and duty details. For replacements, include photos and critical measurements.