Title:
RUBBER EXPANSION TUBE UNIT, AND METHOD FOR MANUFACTURING RUBBER EXPANSION TUBE USED THEREFOR
Document Type and Number:
Japanese Patent JP2005104646
Kind Code:
A
Abstract:
To provide a rubber expansion tube unit which is easily inserted in a narrow space, and capable of pressing an object with a uniform pressure over a predetermined area range.
A plurality of rubber expansion tubes 12 in which one end in the longitudinal direction of a rubber hose 16 of a flat shape after vulcanization is closed, and an end piece 22 having an air feed port fitted to the other end in the longitudinal direction are arranged in parallel, and assembled to each other to form an integrated rubber expansion tube unit 10. The unit is inserted in a predetermined space, and each rubber expansion tube 12 is expanded from a flat shape to press the object in the inserted condition by feeding air.
Inventors:
ITO TAKEMI
Application Number:
JP2003339795A
Publication Date:
April 21, 2005
Filing Date:
September 30, 2003
Export Citation:
Assignee:
TOKAI RUBBER IND LTD
International Classes:
E21D11/40; B29C35/02; B66F3/24; B29K21/00; B29K105/24; B29L23/00; (IPC1-7): B66F3/24; B29C35/02; E21D11/40
Attorney, Agent or Firm:
Kazuo Yoshida