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2. Whippletree (mechanism) - Wikipedia

   en.wikipedia.org/wiki/Whippletree_(mechanism)

   It is also referred to as an equalizer, leader bar, or double tree. It consists of a bar pivoted at or near the centre, with force applied from one direction to the pivot and from the other direction to the tips. Several whippletrees may be used in series to distribute the force further, such as to simulate pressure over an area as when ...

3. Forest stand - Wikipedia

   en.wikipedia.org/wiki/Forest_stand

   A forest stand is commonly described as in 10ths or 10%s. Thus a ratio could be given of: 3 Ponderosa pines, 2 mangrove trees, 5 silver spruces. If there was a mixed stand that stand mix could be described as mixed up to 10%, mixed 10–40% and a mixed stand over that amount. [citation needed] The form of mixing of the tree types is commonly ...

4. Wonderboom (tree) - Wikipedia

   en.wikipedia.org/wiki/Wonderboom_(tree)

   The Wonderboom (Afrikaans: 'wonder tree') is a dense grove of parent and daughter trees of the species Ficus salicifolia, that descended from a central bole of about a thousand years old. [1] [2] It is situated in the Wonderboom Nature Reserve, Pretoria, and two circular walkways currently protect it from pedestrian traffic around its trunk and ...

5. Wonderboom Nature Reserve - Wikipedia

   en.wikipedia.org/wiki/Wonderboom_Nature_Reserve

   Its main attractions are the Wonderboom (Afrikaans for "Marvel tree") near the reserve entrance in Lavender street and the derelict Fort Wonderboompoort on the crest of the Magaliesberg, that was constructed towards the end of the nineteenth century, during the Second Boer War. The latter is reached by following the steep, paved walkway that ...

6. Swingletree - Wikipedia

   en.wikipedia.org/wiki/Swingletree

   A typical wooden swingletree with iron fittings The red horizontal bar behind the horse is a swingletree A swingletree built into a cart. The swingletree is the triangular piece in the foreground; the traces are the leather straps leading forward from this. (Swingletrees are more commonly a simple bar, not a triangle.)

7. Rail fastening system - Wikipedia

   en.wikipedia.org/wiki/Rail_fastening_system

   The top surface of the plate has one or two shoulders that fit against the edges of the base of the rail. The double-shoulder type is currently used. Older single-shoulder types were adaptable for various rail widths, with the single shoulder positioned on the outside (field side) of the rails.

8. List of superlative trees - Wikipedia

   en.wikipedia.org/wiki/List_of_superlative_trees

   The original quoted figure of 100.8m was from the top leaves to the bottom of the buttresses on the low side of ground. The correct height of the tree is 97.58m – that is the average between the distance to the lowest part of bole and the distance to the highest part of bole [14] [15] Giant sequoia (Sequoiadendron giganteum) 95.7 314 United ...

9. Tie (engineering) - Wikipedia

   en.wikipedia.org/wiki/Tie_(engineering)

   A hurricane tie used to fasten a rafter to a stud. A tie, strap, tie rod, eyebar, guy-wire, suspension cables, or wire ropes, are examples of linear structural components designed to resist tension. [1] It is the opposite of a strut or column, which is designed to resist compression. Ties may be made of any tension resisting material.