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Speak about a round to slip turning into of shoe history, this is very probably a the breadth is suffused with of topic, I only throw brick to lead coming of jade to display here next slip turning into of shoe of history.The single row round of 18th century slippery shoe, look from the external appearance and the structure with now list row round the slippery shoe have or many or little of similar.Placing of 5 alignments in under the shoe rack, its design has a little almost in soon slippery shoe.Interesting is its wheel has different diameter, it is said that at that time the designers the time in design its inspiration came from Rocker(curved bottom skates), thought necessarily people at that time comprehended, Rocker brought convenient curve ambulation.

Most remarkable of BE, the five finger shoes at that time already take last brake.Double round round the slippery shoe are this slippery shoe, about appear in 19th century, the hereat coetaneous round slippery shoe have 3 single rows front brake of list line up to spend type shoe, among them the creation of vibram five fingers with wood and metal of can have no mostly modern such of synthesize more material.But in the wheel aspect, brass, wood, the cow sheep horn all is created to become wheel, gives to provide the unsteady glide is on the rough ground, after all the ground at that time rather the cement reinforcing bar spreads today of smooth.Interesting BE, incredibly also someone once suggested to create wheel with the ivory, can not research currently.Henceforth, round the innovation that slip shoe stops for a long time.Double row round slippery shoe this round the slippery shoe compare with shoe but speech that the front introduces to contain a technical innovation, that is to have movable axle.This technique innovation is received benefit to American inventor JamesLeonardPlimpton, he nameds after this invention.

Roll stalk ice-skating(rockingskate).The characteristics of this kind of shoe are seeing on the market with us now of double row round the slippery shoe are in the structure up have many similar.Double row round the shoe characteristics that slips shoe:Two rows are juxtaposed of place 4 wooden wheels, there is a movable axle in wheel the center, and there is copper wreath on the axle the function of the equal to mat slice.The shoe sole that up fastens to bind feet place, there is side to tilt to one side, make the strength wills is gathered to stalk and be easy to change direction.Feet*leather belt to fasten to bind, played with us in childhood of child's shoe are similar.The bearings publishes British's J.Gidman1852 to acquire production to used for a the patent of bearings of slippery shoe, but henceforth just have after 30 years the first take to have real meaning up take to have bearings of round the slippery shoe publish.The birth of PU round before the PU round is born a period, manufacturer mainly what to produce is the round that cheaply takes to have metal wheel and inferior quality bearings slippery shoe.But pass away along with time, the rubber wheel is used, at that time in France in 1912 is appeared five finger shoes like this.The emergence of the rubber wheel, give unsteady, earthquake the strong metal wheel is layer after layer shot.Later on, take the round slippery shoe of having the rubber wheel and set tube to appear in 1987.

The Soviets in 1980, the plastics wheel was also used at that time, while the first time PU round published was in 1979, this kind of wheel manily and a little bit made riders and the all special favor of the manufacturers at this kind of new wheel.From now on, jual besi cnp semarang the innovation of this wheel pushed the development of list row round slippery sport.80's in 20th century the United States just appears a PU round, while Europe about and in all aspects just appears at the beginning of 90's in 20th century.This kind of slippery shoe have a liking for to a little bit be like speed round slippery shoe, probably it is the precursor that soon slips shoe.It has a longer metal base and provides with PU wheel, and this kind of similar five finger shoes in 2, 6, even is going to 7 all have.It is slippery the first Rollerbalde lists rows roundses shoe.It appears at the beginning of 80's in 20th century.Is now after here everyone at on the market the round seen slippery shoe.Besi beton semarang

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