The history of the bed and mattress

Has a long history of human use of bed and mattress, throughout the history of mattress, is a human in order to improve the sleep quality and experience of the civilization of the reform of all-round innovation for mattress. As early as in ancient times, the primitive man began to build a bed made of wood or SLATE. In about 4000 BC in ancient Egypt, the development of the bed has been relatively mature, not only for wood frame, made a thick mattress and mattress on the bed. The dawn of about 2000 years ago, luxury bedding often decorated with gold, silver or copper, this kind of bed mattress with reed, hay, wool and feather filling. By the 15th century, the western mattress with peas shell, sometimes with feathers, and fill in the massive particles, as well as on the surface covered with rich velvet and brocade and silk. To the 16th and 17th centuries, the mattress is basically and fluff fill in straw rope into the grid, and covered with fabric. Had appeared in the late 18th century, cast iron and cotton bed mattress, this makes difficult to breed in the mattress, insects or parasites sleep space more warm and health. In the true sense of the modern sleep to marked the birth of spring mattress. In 1865, the world's first a spring mattress, opened a new chapter in the history of modern mattress. After that as the development of the mattress, mattress type innovation constantly, human sleep quality have been improved constantly, promoting the rapid development of the industry as a whole the mattress. Worldwide, the United States is the mattress industry started the earliest and maturity of the highest, has mattress of more than 100 years history. Simple spring mattress, independent from the earliest spring mattresses, bags to developed in recent 20 years spring mattress, memory foam mattress, ergonomic design and gradually improve the technology content, greatly satisfy the people to a variety of healthy sleep requirements, improve the sleep quality and experience.

spring mattress 臵 within refers to the spring to provide support, spreading outside mattress made cotton or other materials. Its advantage is breathable and retainer is better, but not durable, easy to deformation and subsidence. As early as the spring mattress is given priority to with link type spring, spring coils of wire diameter coarser, fixed connected by steel wire, high hardness, sleep feeling hard real-time, supportive, but had less elastic, easy to get sucked, if used to sleep for a long time in the fixed 臵 or sitting on the bed and the four corners, or without turning mattress on a regular basis, easy to cause depression and elastic fatigue. With the progress of technology, after the spring mattress and develop independent tube spring mattress, bagged feeds upright spring mattresses, bags of linear integral types such as spring mattress, mattress more spinal joint human body, reduce the mutual interference between spring, bring more comfortable experience. A modern green

spring mattress mattress, popular in Europe, the UK is a world famous spring mattress maker Dunlop producers. Spring mattress with rubber juice as raw material, through draw, foam, gel, sulfide, washing, drying, molding and packing process. Main advantages: no noise, no vibration, mattress contact human body area of area is much higher than regular mattress contact the human body, can mean dispersion tolerance of the body weight, with functions of correct bad sleeping posture, more the effect of sterilization. Its shortcoming is the permeability, the current market price is higher, the price of 10000 - 30000 dollars.

the initial air mattress for simple inflatable mattress, the benefits are easy to carry, and then after starring in the innovation and improvement, achieved with adjustable air support from by adjusting the mattress sleep system supporting force required for modern air mattress, which represented by companies such as American SelectComfort, mattress more personalized and integrated. Memory is a slow rebound sponge mechanical properties of polyether type of polyurethane foam sponge, special sponge, initially taken by NASA's Ames research center in order to alleviate the astronauts in the spacecraft bear enormous pressure in the course of cosmic acceleration and designed, and then authorized Tempur - Ames research center pedic（ Thai & poor's) Develop into civil category, first is on medicine, later entered the household items, after extensive recognition abroad, nearly 10 years have been in China. Memory foam mattresses usually has a pressure sensing function, can weight size and shape as the users, to provide the most appropriate support. Thai & poor's is famous for its memory foam mattress, especially a few high-grade mattress, due to the use of special material which has the function of temperature sensor, the temperature changes over the body's temperature, make the person feel more comfortable to sleep.