The indentation in a horse’s hoof is called a frog and in early bricks, the shape of the indentation may have appeared to resemble this shape. The brick frog is the indentation in a brick, normally where the maker’s name is stamped. This basically was the introduction of a raised block or kick being fixed to the stock board to form the frog or recess at the bottom of each brick. Traditional Egyptologists favoured the after-life scenario (baby animals ready to grow to serve the risen Pharaoh), until the 1903 discovery of millions of skeletons of ‘Bufo regularis’ – the common African frog – in the remains of ancient Egyptian workers’s buildings on the Giza Plateau. Because it's similar in shape to the indentation in a horse's hoof also called a frog. olive oil linseed oil kerosine oil accetate of lead.

Matthew Johnson, London deliberates ” I have another theory that you might want to consider. CPL Ward R.A.F.P 1948, Next Article This basically was the introduction of a raised block or kick being fixed to the stock board to form the frog or recess at the bottom of each brick. Well, there are many theories here. This could be because the shape in the hoof is similar to a frog's front end. If the bricks are laid according to British standards, the frog should be laid upward and filled with mortar. Traditional Egyptologists favoured the after-life scenario whereby the animals assist the pharaoh. 3. Log in. 4. Depth of a frog in a brick is 10mm to 20 mm. ‘Frogging’ – the familiar (usually pyramidal) indentation in bricks – originates from the ancient Egyptian custom of creating hollows in their Nile-clay bricks, in which they interred live animals (usually infant) as building work progressed. General information on the history of the brick. Well done Dean, the answer you have given is absolutely correct. Brick Frog is a minor supervillain on The Venture Bros. 1 Character History 2 Episode Appearances 2.1 Season 4 2.2 Season 5 2.3 Season 6 2.4 Season 7 3 Appearances in Other Media 4 Trivia 5 Gallery 6 References Brick Frog is a supervillain with no special powers, whose only villainous skills are brick throwing and frog being. 4. My family used to leave bricks in the garden, indentation down, propped up, in order to provide safe havens for wildlife, possibly frogs. A frog is a depression in one bearing face of a molded or pressed brick. 2. Brick calculator | Brickwork calculation and brick estimation, Los Angeles Abrasion test | Test for road aggregates, Shuttering removal time of different structural members, Weight of steel bars per meter – Weight of steel bars formula, How to calculate quantity of mortar and its materials, General Terms related to Civil Engineering. Indeed the term kikker comes from the lowlands of Belgium and Holland and simply translates into English as frog and has nothing to do with leaping frogs! Sand is sprinkled inside the mould and on the stock board. A single construction material, usually brick, used on the exterior walls of buildings for its appearance of solid masonry without the weight and cost and providing a non-load bearing wall.

The recess also made the bricks lighter and easier to grasp.

The frog indentation also provides a very suitable location to stamp the maker’s name into every brick produced. Hence the name. The answer was found in a clever development on the stock board in pallet moulding, however, the exact date of its introduction is unknown but it is thought to have been around the late 18th century. If you try the experiment you will understand how simple it is to make 65mm become 55mm. Well done Dean, the answer you have given is absolutely correct. So maybe the name originates from the inhabitants. – a major problem for all early brickmakers was ensuring that the thrown clay-filled all the corners of the mould. He moulds bricks on boards known as stock boards; Stock boards are of the same size as the moulds and have a projection for the frog. I was working without power tools. Frogging originates from the ancient Egyptian custom of creating hollows in their Nile clay bricks, in which they interred live animals, usually young,  as building work progressed. Historians are divided on the reasoning. The mould is placed to fit the stock board and then filled with earth. ⇒ The commonly used drying oil for oil paints, is.

Before starting I had managed to source a quantity of old frogless bricks but they were slightly thicker and so I was unable to use them. Copyright 2020 – Kopasoft. 1. It also reduced the drying and firing time of the bricks. The actual term "frog" comes from the dutch word "kikker" Traditional brick making consisted of a wooden box which a "kicker" in the middle was used to force the clay out wards to form the arrises.

Brick frogs make sense for several reasons: for one, creating an indentation in the brick saved the brickmaker material. All Rights Reserved. When I got hold of some bricks with frogs, I was easily able to remove the depth and not worry about the central park as it was removed already. One of the meanings of "frog" is "a thing used to hold or fasten something" (C OED). The frog in the brick helps better adhesion (due to additional shear key provided. (please let me know if you have any others), Scotland's Brick and Tile Manufacturing Industry, Scottish bricks associated with particular structures, Drainage pipes, metal grills, floor tiles, roof ridges, chimneys, air bricks etc, General information on the history of the brick. Refractory bricks were not made with frogs as a tight fit between bricks was required and with the minimum of cement being used. Historians are divided on the reasoning. It’s not clear which influenced which, but somewhere along the way the English word “kicker” became confused with the Dutch word “kikker”, which translates to “frog”. Depth of a frog in a brick is 10mm to 20 mm. I note some below (please let me know if you have any others):-. Your email address will not be published. My family used to leave bricks in the garden, indentation down, propped up, in order to provide safe havens for wildlife, possibly frogs. Frog of Bricks : The depression provided in the face of brick during its manufacturing is known as frog of bricks.

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