Which models does the Historical mobile Screen cover?
The Historical mobile Screen covers 2 models: Powerscreen Mark I, Powerscreen Mark II. Former and renamed designations are listed in the models table on this page.
Historical mobile Screen · 1971 1986 · 2 models


Select a model to jump to its component table; former and renamed designations are listed under “Historical names / renamings”.
| Model | Historical names / renamings | Period | Components |
|---|---|---|---|
| Powerscreen Mark I | Mark I; Mark 1; Ulster Plant Mark I | 1971 1986 | 2 |
| Powerscreen Mark II | Mark II; Mark 2; MK-II; MKII | 1975 | 3 |
The numbers on the diagram correspond one to one with the rows below.
| No. | Component | Location | Applies to |
|---|---|---|---|
| 1 | Feed hopper | Receiving hopper beneath the grid in the upper-right OEM detail photograph | Mark II brochure receiving hopper and reciprocating trough-feeder configuration (Mark I excluded) |
| 2 | Grizzly bars | Inclined hopper grid in the upper-right detail photograph | Mark II brochure receiving hopper and reciprocating trough-feeder configuration (Mark I excluded) |
| 3 | Reciprocating tray feeder | Ribbed reciprocating tray in the lower-right OEM detail photograph | Mark II brochure receiving hopper and reciprocating trough-feeder configuration (Mark I excluded) |
| Component |
|---|
| Screen mesh and panels |
| Screenbox |
| Conveyor belt |
Models with the same components are grouped together; select a group to open its component table.
| No. | Component |
|---|---|
| 1 | Hopper |
| Screen mesh and screen plate | |
| Conveyor belt |
| Component | Location |
|---|---|
| Screen mesh and screen plate | |
| Screen box | Screening section of the main unit |
The Historical mobile Screen covers 2 models: Powerscreen Mark I, Powerscreen Mark II. Former and renamed designations are listed in the models table on this page.
The Historical mobile Screen is also documented under these designations: Powerscreen Mark I, Mark I, Mark 1, Ulster Plant Mark I, Powerscreen Mark II, Mark II, Mark 2, MK-II.
The Historical mobile Screen is listed under the Powerscreen brand as: Historical mobile Screen. Period: 1971 1986. Status: Historical model.
4 components are recorded, including: Screen mesh and screen plate, Hopper, Conveyor belt, Screen box. The full list with locations is in the components table on this page.
Model-specific components with their own page: Screen box (1 in total).
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