Title:
HEAT SHRINKABLE TUBE, AND PRODUCTION METHOD AND PRODUCTION DEVICE THEREOF
Document Type and Number:
WIPO Patent Application WO/2011/099229
Kind Code:
A1
Abstract:
Provided are a production method and a production device for a heat shrinkable tube by which a heat shrinkable tube having a stable quality can be obtained without contacting a member on an outer peripheral surface of an expanded tube. A control device (100) is provided with a pair of pinch rollers (105) which can be moved along a feeding path of a tube (101) and can be opened/closed with the feed path therebetween; an air vent (104) for supplying air from an end of the tube (101) to the inside of the tube; a pair of pinch rollers (106) which are arranged on the air vent (104) side of the pinch rollers (105) and can be opened/closed with the feed path therebetween; and a control unit (114) for adjusting the expansion of the tube by supplying air in the tube while the pinch rollers (105) are closed and the pinch rollers (106) are opened, and thereafter, closing the pinch rollers (106) and changing the distance between the pinch rollers (105) and the pinch rollers (106).
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Inventors:
FUKUMOTO, Yasuhiro (Inc. 950, Asashiro-nishi 1-chome, Kumatori-cho, Sennan-gu, Osaka 58, 〒5900458, JP)
福本 泰博 (〒58 大阪府泉南郡熊取町朝代西一丁目９５０番地 住友電工ファインポリマー株式会社内 Osaka, 〒5900458, JP)
NGUYEN, Hong-Phuc (Inc. 950, Asashiro-nishi 1-chome, Kumatori-cho, Sennan-gu, Osaka 58, 〒5900458, JP)
グェン ホン フク (〒58 大阪府泉南郡熊取町朝代西一丁目９５０番地 住友電工ファインポリマー株式会社内 Osaka, 〒5900458, JP)
福本 泰博 (〒58 大阪府泉南郡熊取町朝代西一丁目９５０番地 住友電工ファインポリマー株式会社内 Osaka, 〒5900458, JP)
NGUYEN, Hong-Phuc (Inc. 950, Asashiro-nishi 1-chome, Kumatori-cho, Sennan-gu, Osaka 58, 〒5900458, JP)
グェン ホン フク (〒58 大阪府泉南郡熊取町朝代西一丁目９５０番地 住友電工ファインポリマー株式会社内 Osaka, 〒5900458, JP)
Application Number:
JP2010/073098
Publication Date:
August 18, 2011
Filing Date:
December 22, 2010
Export Citation:
Assignee:
SUMITOMO ELECTRIC FINE POLYMER, INC. (950 Asashiro-nishi 1-chome, Kumatori-cho Sennan-gu, Osaka 58, 〒5900458, JP)
住友電工ファインポリマー株式会社 (〒58 大阪府泉南郡熊取町朝代西一丁目９５０番地 Osaka, 〒5900458, JP)
FUKUMOTO, Yasuhiro (Inc. 950, Asashiro-nishi 1-chome, Kumatori-cho, Sennan-gu, Osaka 58, 〒5900458, JP)
福本 泰博 (〒58 大阪府泉南郡熊取町朝代西一丁目９５０番地 住友電工ファインポリマー株式会社内 Osaka, 〒5900458, JP)
NGUYEN, Hong-Phuc (Inc. 950, Asashiro-nishi 1-chome, Kumatori-cho, Sennan-gu, Osaka 58, 〒5900458, JP)
住友電工ファインポリマー株式会社 (〒58 大阪府泉南郡熊取町朝代西一丁目９５０番地 Osaka, 〒5900458, JP)
FUKUMOTO, Yasuhiro (Inc. 950, Asashiro-nishi 1-chome, Kumatori-cho, Sennan-gu, Osaka 58, 〒5900458, JP)
福本 泰博 (〒58 大阪府泉南郡熊取町朝代西一丁目９５０番地 住友電工ファインポリマー株式会社内 Osaka, 〒5900458, JP)
NGUYEN, Hong-Phuc (Inc. 950, Asashiro-nishi 1-chome, Kumatori-cho, Sennan-gu, Osaka 58, 〒5900458, JP)
International Classes:
B29C55/22; B29C55/28; B29C61/06
Attorney, Agent or Firm:
NISHIMA, Hideaki et al. (1-3, Shimaya 1-chome, Konohana-ku, Osaka-sh, Osaka 24, 〒5540024, JP)
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Claims: