Processing apparatus for hot-air treatment of fiber constituting nonwoven fabric to produce nonwoven fabric, and processing process for the same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 1, 2016
Grant Date -
Oct 6, 2011
app pub date -
Mar 30, 2011
filing date -
Apr 2, 2010
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A processing apparatus and a processing method capable of producing a point-through-air nonwoven fabric wherein hot air is allowed to penetrate through spots of a web or a sheet-like material and fibers at the penetration site are heat-bonded. The processing apparatus for hot-air treatment nonwoven fabric, includes: a rotating running endless belt with holes, a hot-air blowing apparatus which blows out hot air from an internal side of the endless belt with holes toward an outer side thereof, and an endless belt for fiber conveyance which is arranged on a side opposite to the hot-air blowing side of the hot-air blowing apparatus across the endless belt with holes and the endless belt for fiber conveyance rotates while the hot-air passes therethrough.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully