2019年12月29日星期日

The history of hammer


The history of hammers
A hammer, as a percussion tool, has its place in the toolbox. Although it is often insignificant, but in fact in its countless times of percussion, human from the wild age all the way to the present. So what happened to the hammer? Let's take a look with the hammer manufacturer.
More than two million years ago, our ancestors lived or fought with stones as striking tools, the earliest origins of the hammer China.
More than 30,000 years ago, humans began to tie the beaten stone to a wooden stick to make a stone hammer, which is the first version of hammer with a handle. The hammer handle is more convenient for power, and the lever composed of the hand and the hammer handle can magnify the impact force, so that the hammer's impact power and speed are greatly improved. But primitive people with "rubber band" (generally refers to the tough plant fiber or animal skin, etc.) tied hammerhead easy loose head, accidentally because of loose will lead to hammerhead fly out cause "accidental injury"!
hammer manufacturer
In the Bronze Age, the hammers received another crucial upgrade. In addition to the bronze metal material to more power, also appeared a hole hammer head, China called "Qiong", inserted the stick which is very easy to fixed. This design can be seen in many tools and weapons and has been used to this day.
The real modern claw hammer was invented by American blacksmith David medell in 1840. He USES a wedge Qiong eye - insert after the hammer handle reverse lay a wedge, it more firmly hammer head. He also upgraded the horn to a curved surface, making it easier to pull nails. The new claw hammer was very popular when it was launched.
The above is the development history of hammers, want to know more about this knowledge, you can pay attention to our website, welcome your call to consult.

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