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Automobile front roof

A front roof and automobile technology, which is applied in the direction of superstructure sub-assembly, layered products, synthetic resin layered products, etc. problem, to achieve the effect of high toughness, good sound insulation and heat insulation, and good elasticity

Inactive Publication Date: 2013-01-30
JIANGYIN XIETONG AUTOMOBILE ACCESSORY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Generally, the front roof of a car is mainly made of PU layer and knitted fabric, and the middle is bonded with glue. This kind of front roof has poor elasticity, low toughness, and the effect of sound insulation and heat insulation is not good, which affects the performance of the car front roof.

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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  • Automobile front roof

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Embodiment Construction

[0014] see figure 1 , a kind of automobile front roof that the present invention relates to, comprises hemp felt sandwich panel 1 and knitted fabric 2, and described hemp felt sandwich panel 1 comprises three-layer structure, is the first hemp felt layer 11, PU successively from top to bottom layer 12 and the second felt layer 13 , the knitted fabric 2 covers the upper surface of the first felt layer 1 .

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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Abstract

The invention relates to an automobile front roof which is characterized by comprising a flax felt sandwich board (1) and a knitted fabric (2); the flax felt sandwich board (1) is in a three-layer structure and successively comprises a first flax felt layer (11), a PU layer (12) and a second flax felt layer (13) from top to bottom; and the knitted shell fabric (2) covers the upper surface of the first flax felt layer (11). The automobile front roof has good elasticity, high toughness and good soundproof and heat-insulation effects. In addition, the flax felt belongs to renewable green resource and is low in price.

Description

technical field [0001] The invention relates to an automobile front roof, which belongs to the field of automobile accessories. Background technique [0002] The general car front roof is mainly made of PU layer and knitted fabric, and the middle is bonded with glue. This kind of front roof has poor elasticity, low toughness, and the sound insulation and heat insulation effect is not good, which affects the performance of the car front roof. Contents of the invention [0003] The object of the present invention is to overcome above-mentioned deficiency, provide a kind of automobile front roof with good elasticity, high toughness, sound insulation and heat insulation effect. [0004] The object of the present invention is achieved like this: a kind of automobile front top, comprises the felt sandwich panel and knitted fabric, and described felt sandwich panel comprises three-layer structure, is the first felt layer, PU successively from top to bottom. layer and the second ...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B32B27/12B32B27/40B32B9/02B60R13/02
Inventor 钱德洪
Owner JIANGYIN XIETONG AUTOMOBILE ACCESSORY
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