| 摘要 |
A connection device for a spiral duct is provided to improve workability and convenience of connection work for the spiral duct by simplifying coupling and fixing work for the spiral duct. A connection device for a spiral duct(20) comprises fixing slots(10) formed at left and right sides of the spiral duct. The fixing slots are engaged with each other to fasten the spiral duct. A band(80) surrounds a cutting section(30) of the spiral duct and is provided with a coupling member to fix the spiral duct. A sealing adhesive member(50) is attached between the cutting section and the band of the spiral duct. An elastic member(70) is attached to an adhesive surface applied at one side of the sealing adhesive member.
|
