Shovel . (From the Latin pala ). Hand-operated tool equipped with a wooden board or steel plate, commonly rectangular or rounded, and a thick, cylindrical and more or less long handle, It is used to remove, extract, lift and overturn earth, sand and other materials Similar.
Summary
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- 1 Features and operation
- 2 types
- 3 Component parts
- 4 Sources
Features and operation
A common shovel can have a height with its handle of 1.0 m, mass of 2.0 to 3.0 kg, with a working width of 250 to 300 mm, with the length of the shovel itself 250 mm, and 2mm thick, SAE 1075 steel , although variations in technical characteristics are many, according to the manufacturer.
The worker buries the blade of the shovel in the ground (or other material), for which he can help himself by pressing with his foot on the shoulder of the implement, or simply by pushing with his hands. It tilts the handle, thereby releasing the material, holding a part in the cavity of the blade, lifting and transferring it, and then pouring it in the place you want.
Types
Pointed . It is curved and ends in a point, being destined to be inserted into materials with difficulty to be penetrated, such as small stones ( gravel ), asphalt , earth, etc.
Square . The extreme edge is straight (transverse), which makes it easy to collect light materials (for example: sand ), being inserted at the point where they rest on the ground, for which the sheet is flat.
Gardening . It is generally a small model of shovel used in gardening work , they are narrow with a rounded end and slightly pointed. Its handle is short to operate it with one hand.
Component parts
Foil . It is the fundamental part, and consists of a shaped steel plate (curved), or wooden (flat), pointed, curved or straight. In the central part of the upper end it has a cylindrical tube that is the hole where the handle is placed.
Mango . It is generally circular in section, made of wood or steel tube. It is firmly inserted into the tube arranged for it. The upper end of the handle may have a metal handle or grip to hold the shovel with one hand while manipulating with the other.
