Caltrop


A caltrop is a device composed of four spikes or points arranged so that in whatever manner it is thrown on the ground, it rests on three and presents the fourth upright. Another example of the use of caltrops was found in Jamestown, Virginia, in the United States: [13] Undoubtedly the most unusual weapon or military device surviving from ...

The caltrop is a device that entangles or injures the feet of men and animals by means of four spikes. It has been used by various armies and cultures for centuries, from Persia to Rome to the New World. Learn about its origin, history, and effectiveness in military and civilian contexts.

Learn about caltrops, medieval weapons made of sharp spikes that were used to slow down enemies, especially horses and chariots. Find out how they were used by Alexander the Great, the Romans, the Japanese and more.

Caltrops were small, triangle-shaped weapons with four sharp points that were used to hinder enemy movements and create defensive barriers in medieval warfare. Learn about their historical origins, tactical applications, and legacy in this article.

Caltrop is a noun that means a star thistle or a puncture vine, or a device with four metal points that causes tire blowouts. It comes from the Zygophyllaceae family of plants and has a history of use in warfare and medicine. See examples, etymology, and related words.

Caltrops are metal spikes that were used to slow down advancing horse-drawn chariots, calvaries, and foot soldiers in Europe. Learn about their history, origin, and purpose at the first English settlement in America, where seven of them have been found.

Caltrops were four-edged iron weapons that hurt the hoofs of horses and stopped the cavalry advance. Learn about the history, types, effectiveness and decline of caltrops in medieval times and beyond.

Learn about the history and use of caltrops, a simple but effective weapon that punctures or injures anything that rolls over it. See an example of a caltrop and its dimensions in this CIA artifact collection.

As such, these caltrops are evocative reminders of the long winter of 1777-78, the tenuous grasp the British Army had on Philadelphia, and ultimately the end of British occupation. Text by Matthew C. White, who earned his M.A. in history at Rutgers University-Camden. This map, created in 1778, shows lines of defense north of Philadelphia during ...

A caltrop (also known as caltrap, galtrop, cheval trap, galthrap, [1] galtrap, calthrop, jackrock or crow's foot [2] [3] ) is an area denial weapon made up of two or more sharp nails or spines arranged in such a manner that one of them always points upward from a stable base (for example, a tetrahedron ). Historically, caltrops were part of ...

Caltrop is a weapon with spikes that can puncture tires or injure pedestrians and animals. It is also a plant with sharp thorns, and has various synonyms and translations.

https://mikesinventions.etsy.com http://mikesinventions.etsy.comI show you how I made some caltrops, or: caltrap, galtrop, cheval trap, galthrap, galtrap, ca...

Water caltrop, West Bengal, India. The water caltrop is any of three extant species of the genus Trapa: Trapa natans, Trapa bicornis and the endangered Trapa rossica.It is also known as buffalo nut, bat nut, devil pod, ling nut, mustache nut, singhara nut or water chestnut.. The species are floating annual aquatic plants, growing in slow-moving freshwater up to 5 metres (16 feet) deep, native ...

A caltrop (also known as caltrap, galtrop, cheval trap, galthrap, galtrap, calthrop, crow's foot) is an antipersonnel weapon made up of two or more sharp nails or spines arranged in such a manner that one of them always points upward from a stable base (for example, a tetrahedron). Caltrops were part of defenses that served to slow the advance of horses, war elephants, and human troops. They ...

Caltrop is a summer-growing weed found widely throughout Western Australia. It has seeds that remain dormant in the soil for four to five years and grow into spiny burrs. It is a nuisance around farm buildings, townsites, etc. due to the sharp spiny burrs. Learn how to identify, control and prevent caltrop from this article.

They are made from metal and feature four sharp prongs at different angles. This means that no matter how they're dropped onto the ground, at least one of th...

Find various types and sizes of tire spikes, also known as caltrops, for different vehicles and purposes. Compare prices, ratings, and delivery options for different sellers and products.

Caltrops are small 4-pointed objects that were used by Romans, Medieval Europeans and WW1 soldiers to prevent enemies from walking on them. Sarco Inc. offers solid steel caltrops that are 2-1/2 inches tall and have a 90-degree point, ideal for display or collection purposes.

Water caltrop is a group of annual, floating-leaved aquatic plants belonging to the genus of Trapa in the family Lythraceae (Hummel & Kiviat, 2004).Water caltrop is commonly found in freshwater wetlands, lakes, ponds, sluggish reaches of rivers in tropical, and subtropical, and temperate regions (Adkar et al., 2014, Hummel and Kiviat, 2004).The floating leaves are usually rhomboid/ovate in ...

caltrop has developed meanings and uses in subjects including plants (Old English) herbalism (Old English) weaponry (Middle English) fortification (early 1500s) heraldry (late 1600s) military (late 1600s) invertebrates (1880s)

Tribulus terrestris is an annual plant in the caltrop family (Zygophyllaceae) widely distributed around the world. It is adapted to thrive in dry climate locations in which few other plants can survive. It is native to warm temperate and tropical regions in southern Eurasia and Africa. It has been unintentionally introduced to North America and Australia.

Step 4: Bend the Edges with Pliers. Once you have cut down the metal sheet to the desired shape, bend the pointed edges on one side at a 45-degree angle opposite each other with some pliers. Repeat the process with the other side of the metal. Your sheet of metal has now turned into a caltrop.

Characteristics of vegetation in water reservoir Szumirad (Opole province) in 2014, with particular emphasis on water caltrop Trapa natans L. 1753 Szymon Jusik, Marta Natalia Nowacka Zmiany roślinności jeziora Mieliwo w latach 1971-2011 Changes in vegetation of Lake Mieliwo in the years 1971-2011

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A caltrop (also known as caltrap, galtrop, cheval trap, galthrap, galtrap, calthrop, jackrock or crow's foot) is an area denial weapon made up of twoThe water caltrop is any of three extant species of the genus Trapa: Trapa natans, Trapa bicornis and the endangered Trapa rossica. It is also known asTribulus terrestris is an annual plant in the caltrop family (Zygophyllaceae) widely distributed around the world. It is adapted to thrive in dry climatecalifornica is a species of flowering plant in the caltrop family known by the common name California caltrop. It is native to the deserts of the SouthwesternZygophyllaceae is a family of flowering plants that contains the bean-caper and caltrop. The family includes around 285 species in 22 genera. Plants in the familyEleocharis dulcis, or Chinese water chestnut, eaten for its crisp corm Water caltrop, Trapa natans, eaten for its starchy seed Chinese cuisine Chinese chestnutThe term makibishi (撒き菱 or 撒菱) refers to the Japanese version of the caltrop. The tool (igadama) is a sharp spiked object that was used in feudal Japan(Macadamia integrifolia), candlenut (Aleurites moluccanus) and the water caltrop (Trapa bicornis). A drupe is an indehiscent fruit that has an outer fleshyroughbark lignum-vitae, guaiacwood or gaïacwood, is a species of tree in the caltrop family, Zygophyllaceae, that is native to the Caribbean and the northernhammers were provided to help the chefs crack open the caltrops, and Ted warned the chefs that the caltrops were toxic if not cooked. 480 10 "Wonton Wonder"soliva, and field burrweed Tribulus terrestris, also known as puncturevine, caltrop, cathead, goathead, and burra gokharu. Calotis hispidula, also known asKallstroemia parviflora, also called small-flowered carpetweed or warty caltrop, is found in the United States, and extends as far south as Central America(山梔子), and is symbolic of peach flowers. The white is made from the water caltrop (菱, hishi), and represents the snow and its cleansing effects. Finallystem-like, tubular green leaves that grow to about 1.5 m (5 ft). The water caltrop, which also is referred to by the same name, is unrelated and often confusedlosing control and crashing. They are historically a development of the caltrop, with anti-cavalry and anti-personnel versions being used as early as 331appeared on the island's coinage. It may be understood to refer to the Caltrop, a military device with one spike always pointing upwards. The motto itselfCeramic grenades that were filled with Greek fire, surrounded by caltrops, 10th–12th century, National Historical Museum, Athens, Greecedescribed as used by Julius Caesar. A more modern version of this are caltrops. Passive fortification—ditches and obstacles such as dragon's teeth andnesting place of a lot of birds. The white water lily (Nymphaea alba), water caltrop (Trapa natans), brandy-bottle (Nuphar lutea), and mint (Mentha sp.) growin shape (and design) to a much larger version of metal knucklebones or caltrops. The hedgehog is very effective in keeping light to medium tanks and vehiclesthroughout Africa, and Australia. It produces spiky seeds that are shaped like caltrops. Plants named Goat's head Seeds of Acanthospermum hispidum Fruit of Proboscideathrough an oral cavity. Pufferfish can also have many varied structures of caltrop-like dermal spines, which account for the replacement of typical fish scalesfor any alcohol traces in Gangadharan's car. The forensic team discovers caltrops on the vehicle's tyre but no indications of alcohol traces. Meera and SubramaniChinese caltrop jarmolecule of boric acid The Edicaran organism Tribrachidium Buer (demon) Caltrop Mitsudomoe Arthur Bernard Cook, Zeus: a study in ancient religion, VolumeGuillemins. The unrest was so intense that "army troops had to wade through caltrops, trees, concrete blocks, car and crane wrecks to advance. Streets wereembedded in the ground, injuring those who stepped on them (similar to a caltrop), wrapped in a fuse to be lit and thrown to cause fire, or wrapped in athe UK". O'Bryan, John (23 April 2013). A History of Weapons: Crossbows, Caltrops, Catapults & Lots of Other Things that Can Seriously Mess You up. Chroniclestones are likely predecessors of the shuriken. The clay caltrops preceded makibishi caltrops. Archeologist Iwata Akihiro of Saitama Prefectural Museumby humans as a food source. Examples include wild rice (Zizania), water caltrop (Trapa natans), Chinese water chestnut (Eleocharis dulcis), Indian lotuspomegranate (Punica granatum, formerly in Punicaceae) and of the water caltrop (Trapa natans, formerly in Trapaceae). Lythraceae has a worldwide distributionbegins leading a gang that uses ancient weapons such as ballistas and caltrops to loot banks. Gregorian Falstaff Len Wein Irv Novick Batman #317 (Novemberkəm/), sometimes spelled Guajacum, is a genus of flowering plants in the caltrop family Zygophyllaceae. It contains five species of slow-growing shrubsKallstroemia is a genus of flowering plants in the caltrop family, Zygophyllaceae. The approximately 17 species it contains are native to tropical andinhabitants." An example of such a plant prescribed under this regulation is caltrop, Tribulus terrestris, which can cause poisoning in sheep and goats, butof sharpened sticks (also known as punji sticks), and the use of small caltrops have been a feature of anti-infantry warfare for centuries. They are knownupward-directed spikes as in say, Grielum humifusum, or shaped like a caltrop as in some species of Tribulus that have achieved the status of cosmopolitanwith dragon's teeth, according to the London Times of 14 February 2024. Caltrop Czech hedgehog Dragon's teeth (mythology) Jersey barrier Spike strip Tobleroneof odd names such as "flying incendiary club for subjugating demons", "caltrop fire ball", "ten-thousand fire flying sand magic bomb", "big bees nest"semi-automatic rifle, a Glock 34 pistol, personal armour including a shield, caltrops, and police insignias. It reported Breivik spent thousands of hours gatheringOct Charrue (Plough) 11 1 Nov Salsifis (Salsify) 12 2 Nov Mâcre (Water caltrop) 13 3 Nov Topinambour (Jerusalem artichoke) 14 4 Nov Endive (Endive) 15Solanaceae (for example the Tomatillo, Physalis philadelphica), and the water caltrop, Trapa natans. In some species, the calyx not only persists after floweringskeleton of its Platonic solid. Boerdijk–Coxeter helix Möbius configuration Caltrop Demihypercube and simplex – n-dimensional analogues Pentachoron – 4-dimensionalBulnesia is a genus of flowering plants in the caltrop family, Zygophyllaceae. The wood of some – particularly B. arborea and B. sarmientoi – is tradedhim) and "hishi" (菱, which becomes "bishi" under rendaku) meaning "water caltrop", and hence "rhombus", which is reflected in the company's logo. It isFirst World War. A more easily deployed defense used by the Romans was the caltrop, a weapon 12–15 cm across with four sharp spikes that are oriented so thatconscience. Xiangling (香菱; Xiāng Líng; 'Fragrant Water caltrop'; Hawkes/Minford translation: Caltrop) – the Xues' maid, born Zhen Yinglian (甄英蓮, a homophoneusing a pistol against people if her whip is taken from her. Catwoman uses caltrops as an anti-personnel weapon and bolas to entangle opponents at a distanceAfrotropical, Palearctic and Indomalayan genus of flowering plants in the caltrop family, Zygophyllaceae. The name Balanites derives from the Greek wordFagonia cretica is a species of plant in the caltrop family (Zygophyllaceae). It is native to dry regions of the Mediterranean Basin in North Africa (in

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