Title:
管状フィルムの製造方法及び製造装置
Document Type and Number:
Japanese Patent JP3990862
Kind Code:
B2
Abstract:
A tubular film manufacturing method includes the steps of winding a sheet film on a cylindrical member, cutting a winding end portion of the sheet film, and inserting the cylindrical member, on which the sheet film is wound, into a tubular mold member. The sheet film is molded into a tubular film by heating. In the inserting step, the cylindrical member is inserted into the tubular mold member while the winding end portion of the sheet film is pressed by an elastically deformable brush member.
Inventors:
Katsuyama Hitoshi
Application Number:
JP2000331056A
Publication Date:
October 17, 2007
Filing Date:
October 30, 2000
Export Citation:
Assignee:
Canon Inc
International Classes:
B26D1/22; B29C53/40; B29C31/00; B29C43/02; B29C43/36; B29C53/56; B29C53/82; B29C53/84; B29C55/24; B29C65/00; B29C65/24; B29C67/00; B29D23/00; B29C33/38; B29C35/02; B29C35/16; B29C43/10; B29C53/42; B29L23/00
Domestic Patent References:
| JP8187773A | ||||
| JP52144073A | ||||
| JP52144072A | ||||
| JP10111611A | ||||
| JP11170356A |
Attorney, Agent or Firm:
Yasunori Otsuka
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu