Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.
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We provide exclusive customization of the products logo, using advanced printing technology and technology, not suitable for fading, solid and firm, scratch-proof and anti-smashing, and suitable for various scenes such as construction, mining, warehouse, inspection, etc. Our goal is to satisfy your needs. Demand, do your best.
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1. Guided Weapons By Kogo. One of the innovative concepts that emerged during WWII was in-flight guidance onto a moving target. One of the earliest examples was the Fritz X anti-ship bomb, first deployed by the German Air Force in 1943: An operator in the launch aircraft guided the Fritz X to its target using radio control, sinking an Italian Battleship.
But a new invention made them rapidly obsolete: Gunpowder. Bullets could penetrate helmets with ease, and headgear became mostly stylish and ceremonial. The Janissaries of the Ottoman Empire had a long flowing bork, Americans in the Revolution had the trifold, and the British wore bearskins and busbys.
From medical breakthroughs to innovations in golf ball design, many of the ,inventions, developed by NASA for use in space exploration have touched our lives on Earth. In this section, learn about the surprisingly wide variety of NASA ,inventions,.
Researchers have just discovered evidence of a mysterious ,new, state of matter in a real material. The state is known as 'quantum spin liquid' and it causes electrons - one of the fundamental, indivisible building blocks of matter - to break down into smaller quasiparticles.
16/7/2019, · He is credited with having invented what is called the screw of Archimedes for pumping up water, as well as an engine to throw heavy stones at the enemy. A work attributed to Archimedes called The Sand-Reckoner , which Copernicus probably knew, contains a passage discussing Aristarchus' heliocentric theory.
He experimented with electricity and invented an electric battery. When he connected wires from his battery to two pieces of carbon, electricity arced between the carbon pieces, producing an intense, hot, and short-lived light. This is called an electric arc. Davy also invented a miner's safety helmet and a process to desalinate sea water.
Some ,inventions, are so ubiquitous that it's difficult to imagine they started as an idea scribbled on paper and then a patent application submitted to, say, the U.S. Patent and Trademark Office (USPTO). Aluminum foil, adhesive bandages, the ballpoint pen, the computer mouse, the microwave oven-- these are just a few examples of great ideas that became indispensable products we now take for ...