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Also known as a ceiling hook, the pike pole is the 'hook' referred to in 'hook and ladder' truck. [1] Although modernized to be made of more durable materials such as fiberglass, the overall design and functionality of a pike pole has remained relatively unchanged despite many other advances in overhaul operations, including positive pressure ...
Although the traditional boat hook is still available, various different materials, such as aluminium and even a rolled up polymer are now available. [3] Although the boat hook is a general purpose reaching and holding-off tool on boats, there are more specialised forms, such as the Recovery Pole [4] designed for length rather than the rigid strength of a boat hook.
The topping lift indicated Topping lift on a US Yachts US 22 sailboat The topping lift (more rarely known as an uphaul ) is a line which applies upward force on a boom on a sailboat . Part of the running rigging , topping lifts are primarily used to hold a boom up when the sail is lowered. [ 1 ]
A hook is a hand tool used for securing and moving loads. It consists of a round wooden handle with a strong metal hook about 20 cm (8 inches) long projecting at a right angle from the center of the handle. The appliance is held in a closed fist with the hook projecting between two fingers.
The dam was completed in 1994, but technical difficulties delayed the opening of the ship lift for four more years. Longtan dam boat lift, capacity to lift vessels of 250 tons, in a basin 40×10.8×1.8 meters, and a vertical lift of 68.5 meters. [2] Yantan Ship Lift; Three Gorges Dam, boat lift (possibly complete July 2016) [3] and staircase ...
A pelican hook is a piece of nautical rigging hardware It is composed of a hinged link held closed by a circumferential link capable of being released under load. Small examples are held closed by hand while the retaining link is displaced while larger examples are hit with a hammer or sledge hammer [ 1 ] [ 2 ] to release.
Ancient Japanese iron kaginawa climbing hook A chain grapnel – used to recover a cable from the seabed. A grappling hook or grapnel is a device that typically has multiple hooks (known as claws or flukes) attached to a rope or cable; it is thrown, dropped, sunk, projected, or fastened directly by hand to where at least one hook may catch and hold on to objects.
A lifting hook is a device for grabbing and lifting loads by means of a device such as a hoist or crane. A lifting hook is usually equipped with a safety latch to prevent the disengagement of the lifting wire rope sling, chain or rope to which the load is attached.