Manual for power jack

VIP 3500 - Barker Manufacturing

The jack is steered by a 'tiller' like lever that also acts as the pump handle for raising the jack.

PowerJack - Carl Martin

The front wheels inside the end of the forks are mounted on levers attached to linkages that go to levers attached to the jack cylinder.

PowerJack - Carl Martin

Operating Manual - Power Juicer

As the hydraulic jack at the 'tiller' end is raised, the links force the wheels down, raising the forks vertiy above the front wheels, raising the load upward until it clears the floor.

Power Jack Replacement Solved - Power - Laptop Tech

Early types lifted the forks and load only by mechanical linkages.

Manual for power jack:

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