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2. Working load limit - Wikipedia

   en.wikipedia.org/wiki/Working_load_limit

   The factor can be as high as 10:1 or 10 to 1, if the equipment poses a risk to a person's life. Working Load Limit ( WLL) is the maximum working load designed by the manufacturer. This load represents a force that is much less than that required to make the lifting equipment fail or yield. The WLL is calculated by dividing MBL by a safety ...

3. Rock-climbing equipment - Wikipedia

   en.wikipedia.org/wiki/Rock-climbing_equipment

   A particular type of hook is a rivet hanger that can be attached to old metal rivets–an example being Australian carrot bolts–permanently fastened into the rock face. [6] Rock climbing hammers are mainly used by aid climbers to hammer in various types of pitons while ascending routes; note that clean aid climbing does not allow the use of ...

4. Lifting hook - Wikipedia

   en.wikipedia.org/wiki/Lifting_hook

   A lifting hook with a safety latch. 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. A hook may have one or more built-in pulley ...

5. Hoist (device) - Wikipedia

   en.wikipedia.org/wiki/Hoist_(device)

   A hoist is a device used for lifting or lowering a load by means of a drum or lift-wheel around which rope or chain wraps. It may be manually operated, electrically or pneumatically driven and may use chain, fiber or wire rope as its lifting medium. The most familiar form is an elevator, the car of which is raised and lowered by a hoist mechanism.

6. High-tensile chain - Wikipedia

   en.wikipedia.org/wiki/High-tensile_chain

   A high-tensile chain, also referred to as a transport chain, is a link chain with a high tensile strength used for drawing or securing loads. This type of chain usually consist of broad (thick/heavy) metal, oblong torus -shaped links for high strength. All the links of the chain are usually identical, and on the ends are usually two hooks of ...

7. Arresting gear - Wikipedia

   en.wikipedia.org/wiki/Arresting_gear

   An F-14 Tomcat descends to make an arresting gear landing on the flight deck of USS Theodore Roosevelt (CVN-71) in 2002. An arresting gear, or arrestor gear, is a mechanical system used to rapidly decelerate an aircraft as it lands. Arresting gear on aircraft carriers is an essential component of naval aviation, and it is most commonly used on ...