Die of light guide pillar

The invention discloses a die of a light guide pillar. The die comprises a runner for injecting raw materials, wherein the runner comprises upper and lower runners jointed together; and the sectional area of the upper runner is smaller than that of the lower runner. The die has the beneficial effect...

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Bibliographic Details
Main Author KANG JIANBING
Format Patent
LanguageChinese
English
Published 22.05.2013
Subjects
AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
PERFORMING OPERATIONS
SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR
SHAPING OR JOINING OF PLASTICS
TRANSPORTING
WORKING OF PLASTICS
WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Summary:The invention discloses a die of a light guide pillar. The die comprises a runner for injecting raw materials, wherein the runner comprises upper and lower runners jointed together; and the sectional area of the upper runner is smaller than that of the lower runner. The die has the beneficial effects that the sectional areas of the upper and lower runners are changed, thus changing the joint line when the upper and lower runners are jointed for injecting the raw materials and improving the light guide effect of the product.
Bibliography:Application Number: CN2013174580