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Steeplejacks erect ladders on church spires, industrial chimneys, cooling towers, bell towers, clock towers, or any other high structure.In the UK, steeplejacks now use a belay rope fall-arrest system (similar to the method used by rock climbers) attached to the ladders as they are erected to eliminate solo climbing and greatly reduce the risk of falls from height.
I'm all right, Jack" is a British expression used to describe people who act only in their own best interests, even if providing assistance to others would take minimal to no effort on their part. [ 1 ] [ 2 ] It carries a negative connotation, and is rarely used to describe the person saying it.
A jack which can lift a mobile home. A jack is a mechanical lifting device used to apply great forces or lift heavy loads. A mechanical jack employs a screw thread for lifting heavy equipment. A hydraulic jack uses hydraulic power. [1] The most common form is a car jack, floor jack or garage jack, which lifts vehicles so that maintenance can be ...
After spending most of the day doing standard labor (bringing materials up a ladder, putting down roofing material and stomping down on it after they hit it with a blowtorch, etc) they wanted me ...
A jackscrew, or screw jack, is a type of jack that is operated by turning a leadscrew. It is commonly used to lift moderate and heavy weights, such as vehicles; to raise and lower the horizontal stabilizers of aircraft; and as adjustable supports for heavy loads, such as the foundations of houses.
A Jacob's Ladder unfolded Watch toy in action (Ogg Theora format, 1.7 MB) A Jacob's ladder (also magic tablets, Chinese blocks, and klick-klack toy [1]) is a folk toy consisting of blocks of wood held together by strings or ribbons. When the ladder is held at one end, blocks appear to cascade down the strings.
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An extension ladder. A ladder is a vertical or inclined set of rungs or steps commonly used for climbing or descending. There are two types: rigid ladders that are self-supporting or that may be leaned against a vertical surface such as a wall, and rollable ladders, such as those made of rope or aluminium, that may be hung from the top.