The device is extendable so as to carry it without encumbrance and used in the extended version, when need arises; it must also adapt itself to the height of the user.

The lifting and pushing unit (5) is lowered as the height of the pile (2) decreases.

In this way the size of the nappy can be adjusted to fit a particular wearer's waist height.

It is surrounded by a walk which allows to adjust to the height of the water.

For advanced users, you can adjust it automatically or manually if you want to hunt highly mineralized areas.

The wheel of a mill, similar to the one still visible today, has been lowered down to water level.

Close attention must be given to selecting the system that can accommodate the height of rescue or descent needed.

The angle of inclination of the arms is prefixed at 10 degrees, but can be changed according to the height of motorhome from 5° to 17°, enabling the correct flow of the water.

The device is extendable so as to carry it without encumbrance and used in the extended version, when need arises; it must also adapt itself to the height of the user.

The height of the catch basin (4) is adjustable to accommodate different bed configurations.

The lifting and pushing unit (5) is lowered as the height of the pile (2) decreases.

In this way the size of the nappy can be adjusted to fit a particular wearer's waist height.

The object of the invention is to provide a chair with adjustable seat height in which a height change, made to suit the size of a given occupant, will at the same time change the height of the back rest above the seat.

The inclination, height, and fore and aft position of the seed pan plate can be adjusted to suit varying conditions of crop, moisture, soil, and the like or to suit different harvesting machines.

The height of the conveyor can be adjusted to suit the level of the vehicle floor, thereby providing ergonomic working conditions.