Roll arrangements
Overview of the most common arrangements of swivel castors and fixed castors
Due to the wide variety of requirements for the maneuverability of a transport device, there are different options for castor arrangements.
Below we provide an overview of the most common castor arrangements with their respective advantages and disadvantages.
2 swivel castors and 2 fixed castors with the same overall height
This is the most common castor arrangement. Alternatively, 2 wheels could be mounted on one axle instead of the 2 fixed castors.
Advantages:
+ Good straight-line stability
+ good cornering
Disadvantages:
- Difficult to maneuver in tight spaces
4 swivel castors with the same height
Advantages:
+ easy to maneuver in tight spaces
+ Can be turned on the spot
Disadvantages:
- difficult to steer when driving straight ahead (possible improvement: use of 2 directional locks!)
3 swivel castors with the same height
Advantages:
+ easy to maneuver in tight spaces
+ Can be turned on the spot
Disadvantages:
- difficult to steer when driving straight ahead (possible improvement: use of 2 directional locks!)
- Device can tip over easily!
2 swivel castors and 2 fixed castors, the fixed castors with slightly higher overall height
Alternatively, 2 wheels could be mounted on one axle instead of the 2 fixed castors.
Advantages:
+ Good straight-line stability
+ good cornering
+ Can be turned on the spot
+ easy to maneuver in tight spaces
Disadvantages:
- Device can tip over easily!
4 fixed castors, the 2 middle ones with a slightly higher overall height
Alternatively, 2 wheels could be mounted on one axle instead of the 2 fixed castors.
Advantages:
+ good straight-ahead travel
+ most cost-effective solution
Disadvantages:
- Device can tip over easily!
4 swivel castors and 2 fixed castors with the same height
Alternatively, 2 wheels could be mounted on one axle instead of the 2 fixed castors.
Advantages:
+ Good load distribution for long appliances
+ Good straight-line travel
+ good cornering
Disadvantages:
- most cost-intensive solution
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