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Initially a linkspan was a ramp that was attached to the pier at one end and was suspended above the water at the other. The height above the water was controlled either by hydraulic rams or cables, these types of linkspans were less well designed for the various conditions of the tide, wave and current and so were superseded by underwater tank linkspans that through compressed air can be ...
Manual gates are sometimes hung in the manner of a normal gate (i.e. hinged horizontally). In some places, bar gates are installed across suburban streets as a traffic calming measure, preventing through traffic, while allowing authorised vehicles such as emergency services and buses to take advantage of the shorter and more direct route.
They comprise a simple metal plate, called a lip, that is raised from a stowed position and then lowered onto the back of the truck. Lip can be hinged or telescopic type. They are operated either manually, via a simple pull chain, or hydraulically, (most common) with an electric pump driving a piston to lift the plate and another one to move ...
A car elevator or vehicle elevator is an elevator designed for the vertical transportation of vehicles inside buildings, so increasing the number of vehicles that can be parked in parking lots and parking garages.
A hydraulic cantilever tail lift on the back of a truck Four stages of deployment on an ambulance tail lift Control for a tail lift. A tail lift (term used in the UK, also called a "liftgate" in North America) is a mechanical device permanently installed on the rear of a work truck, van, or lorry, and is designed to facilitate the handling of goods from ground level or a loading dock to the ...
Always carry a winter survival kit in the car that includes blankets, sleeping bags, high-calorie non-perishable food, water and back up batteries or power sources for your cell phone. Always ...
Getting up and down stairs can be difficult for older adults and those with mobility issues. But for the roughly 40 million Americans who face this struggle, stair lifts can help. Stair lifts ...
Car lift may refer to: Car elevator, a device which transports cars between different floors of a building. Car lift, car hydraulic lift, 2 post lift or 2 column lift, a device which mechanically lifts a car up, so that the mechanic can work underneath. Car ramp, a device which raises a car from the ground for access to its undercarriage.