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2. Elevated photography - Wikipedia

   en.wikipedia.org/wiki/Elevated_photography

   Telescoping mast or pole photography [ edit ] Mast or pole photography refers to low-level, ground-based elevated or aerial photography , using a telescopic mast or pole, with a remote-controlled camera attached to the mast head, which allows a photographer to capture still and motion picture imagery, from a " birds eye view ".

3. Hook - Wikipedia

   en.wikipedia.org/wiki/Hook

   The hook's design allows traction forces to be relayed through the curved/indented portion to and from the proximal end of the hook, which is either a straight shaft (known as the hook's shank) or a ring (sometimes called the hook's "eye") for attachment to a thread, rope or chain, providing a reversible attachment between two objects.

4. Telescoping (mechanics) - Wikipedia

   en.wikipedia.org/wiki/Telescoping_(mechanics)

   Telescoping in mechanics describes the movement of one part sliding out from another, lengthening an object (such as a telescope or the lift arm of an aerial work platform) from its rest state. [1] In modern equipment this can be achieved by a hydraulics , but pulleys are generally used for simpler designs such as extendable ladders and amateur ...

5. Crane (machine) - Wikipedia

   en.wikipedia.org/wiki/Crane_(machine)

   Hook: the hook is used to connect the material to the crane, suspended from the hoist rope either at the tip (on luffing jib cranes) or routed through the trolley (on hammerhead cranes). Weights : Large, moveable concrete counterweights are mounted toward the rear of the counterdeck, to compensate for the weight of the goods lifted and keep the ...

6. Hot stick - Wikipedia

   en.wikipedia.org/wiki/Hot_stick

   A linesman working for Country Energy in Australia closing a circuit using a hot stick. In the electric power distribution industry, a hot stick is an insulated pole, usually made of fiberglass, used by electric utility workers when engaged on live-line working on energized high-voltage electric power lines, to protect them from electric shock.

7. Cargo hook (helicopter) - Wikipedia

   en.wikipedia.org/wiki/Cargo_hook_(helicopter)

   A cargo hook is a device suspended below a helicopter and allows the transport of external loads during flight. Common terms for this operation include slingwork, underslung loads, external loadwork, and external load operations.