Automatic Document Feeder With One Belt And One Tensioner For All Drive Rollers To Keep Them Synchronized And Reduced Scan Image Errors
US-2022001683-A1 · Jan 6, 2022 · US
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for conveying sheets
for conveying sheets · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B41L21/02 |
| Official title | for conveying sheets |
| Display label | for conveying sheets |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Paper feeding device
US-9926154-B1 · Mar 27, 2018 · US
Printing device with mixed sheet stacking control
US-9821583-B2 · Nov 21, 2017 · US
Screen printing machine
US-9457605-B2 · Oct 4, 2016 · US
Printing apparatus and method of controlling the same, and storage medium
US-2016052320-A1 · Feb 25, 2016 · US
Transport mechanism and image forming apparatus
US-2015107966-A1 · Apr 23, 2015 · US