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Seven Inventions Made So Well That They Never Needed To Be Improved

May 30, 2014, in Interesting
Continuous improvement of household items and tools makes our life easier, simpler and more convenient. However, there is a small number of things that, despite the fact that since their invention has been more than 100, they are still preserved in its original form without improvements.

1. Barbed wire

In the XIX century in the prairies of Oklahoma was quite difficult to make a fence for the protection of places of grazing cows. There is not enough wood to build fences. What to do? Four local boys in the late 1870s came up with the design of the fence, consisting of rare supporting pillars and stretched barbed wire between them. Barbed wire was patented and has since released is unchanged.

2. Bubble wrap

In the late 1950s, designers Alfred Fielding and Marc Chavannesu came up with a brilliant idea, perfect for aesthetic interior design of the space age. Unfortunately, plastic curtains with air bubbles does not become very fashionable. Then innovators decided just to change the purpose of the invention. In 1964 they patented their 'method of manufacturing laminated cushioning'. Thus bubble wrap has become the ideal way to keep the fragile and highly valuable items during transport. This package has been widely used due to its practicality and low cost.

3. Rocking chair

Rocking chair is not so old as you think. This chair is an American invention. These chairs began to appear in the early 18th century, and are popular with people suffering from diseases of the back or musculoskeletal system. Rocking chairs, automatically adjust center of balance to the one who sits in them.

4. Clips

Designs that have captivated at Patent Office in the late 19th century, wings, triangles, pretzels of all shapes - all of them were intended to retain some sheets of paper. We use them at form that we are used to for 100 years.

5. Teapot

Archaeologists believe that the teapots were invented during the Yuan dynasty, which began 1279. The first teapots were made ​​of clay, and probably evolved in the course of evolution. Today you can buy a teapot made ​​of porcelain, glass or even titanium. But its simple and perfect design remained unchanged.

6. Fly-beaters

Stick and a small dense grid at the end. It is a primitive but effective device in almost every home and it is indispensable in the summer months to fight flies, mosquitoes and wasps. 'Killer on the fly' was patented in 1900 by Robert Montgomery. He was a public health worker in Kansas and popularized his invention for killing flies to stop the spread of disease. Oddly enough, but such a primitive fly swatter was very effective weapon against shifty flies.

7. Mousetrap

Get rid of mouses at home is a real problem. At 1894, William Hooker invented the mousetrap. In 1903, John Mast made ​​constructive improvement, making it safer for trap loading bait. This mousetrap design is still in use.
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