Sheet manufacturing apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 2, 2017
Issued Date -
N/A
app pub date -
Apr 3, 2015
filing date -
Apr 9, 2014
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A sheet manufacturing apparatus includes a defibrating unit configured to defibrate a stock material including fibers, a screening unit configured to allow a defibrated material that has been defibrated at the defibrating unit to pass through a plurality of openings, and a forming unit configured to form a sheet by using a passed material that has passed through the openings. The screening unit has a sieve unit having the openings, and a transferring unit that is located below the sieve unit and with which the cross-sectional area of an internal space in a horizontal direction decreases going downward.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2015 Application Filing Year
- D21B Class
- 47 Applications Filed
- 35 Patents Issued To-Date
- 74.47 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 2 Citation Count
- D21B Class
- 55.56 % this patent is cited more than
- 8 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 2, 2028 |
