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Introduction
Watches are an important part of fashion and design that have gone along with us throughout the centuries. Watches are both a fashion icon and an expertly crafted tool. A combination of tradition, innovation, and materials create a timeless wearable piece of art.
History of......
1023 
Sophie
Gas liquefaction equipment
Cryogenic Liquefaction Equipment
Cryogenic liquefaction equipment is a process of liquefaction of gases at temperatures below the critical temperature of the gas, typically -100°C to -200°C. The cryogenic liquefaction equipment typically consists of a pressure control system and a refrigeration......
Rice Production Mechanization Technology
Introduction
In recent years, modern mechanized technology has been playing an increasingly important role in the production of paddy. The mechanization of paddy production not only improves operational efficiency, but also reduces labor intensity, thereby bringing a lot of convenience to farmers......
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The Grinding Wheel
The grinding wheel is an ancient invention that is still widely used today for a variety of grinding and cutting tasks in industry and at home. The grinding wheel works by quickly spinning, in a circle, a sharpened abrasive surface at a high speed. This abrasive surface is then......
Water turning spinning wheel
The history of water-powered spinning machines dates back to the 18th century. It has since emerged as an efficient and eco-friendly way of spinning cotton and other fibers into thread. The invention of the water-powered spinning machine, known as the water frame, enabled the production of large a......
Hydraulic Press
Hydraulic Press
A hydraulic press is a type of machine press that uses a hydraulic cylinder to generate a compressive force. It uses the hydraulic equivalent of a mechanical lever, and was also known as a Bramah press after the inventor, Joseph Bramah, of England. He invented and was issued a pat......
rotary piston engine
Rotary Engine
A rotary engine is an internal combustion engine that uses rotary motion of discs or vanes in order to convert thermal energy into mechanical work. These types of engines are characterized by having no pistons, a circular combustion chamber, and rotors instead of cylinders. This type......
Thermal resistance
Thermistor
A thermistor is a type of resistor whose resistance varies with temperature. It is made from a metal oxide semiconductor material, usually manganese, nickel, or cobalt oxide, that exhibits a change in electrical resistance in response to a change in temperature. Thermistors are known ......
Gear shaper
A chainsaw is a motor powered saw that is used to quickly and efficiently cut through large amounts of materials, such as trees and logs. The chainsaw has been used by lumberjacks and arborists since the early 1880’s and has been used in various industries such as logging and construction.
When ......
photoelectric microscope
Introduction
The optical microscope is a widely used tool in modern scientific research, medicine, and the industrial world. This magnifying instrument is used for a variety of different tasks, from examining bacteria to conducting industrial product inspections. One form of the optical microscop......
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