Patent US4586839A successfully refreshed from Google Patents.
US4586839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper guiding device for printer
Assignee: Sharp Corp
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Filing: 1984-02-06
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Granted: 1986-05-06
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Expires: 2004-02-06
Abstract
Abstract A paper guide device for guiding a recording paper from a printing position to the upper and back direction of a platen, comprises an upper guide extending the width of the recording paper, a lower guide extending the width of the recording paper, and a path for passing the recording paper between the upper guide and the lower guide. The upper guide and the lower guide are disposed over the platen, and the upper guide is provided with a paper cutter for cutting the recording paper at the outlet of the forward path of the recording paper, and the lower guide is provided with means for guiding the recording paper in the lower direction along the platen, the recording paper having been inserted from the back of the platen.
Inventors
- 👤 Fusao Iwagami
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:01
CPC Classifications
B; B41; B41J; B41J13/00; B41J13/10; B41J13/106
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
110 words
A paper guide device for guiding a recording paper from a printing position of a printer, provided over a platen, comprising: upper guide means comprising an upper plate and side plates extending across the width of the recording paper above the platen, rotatably and detachably associated with the printer; and lower guide means extending across the width of the recording paper above the platen beneath the upper plate of said upper guide means within the side plates and rotatably supported by said side plates; said upper guide means and lower guide means defining a path for passing the recording paper between said upper guide means and said lower guide means.
Claim 2
Dependent Claim
110 words
A paper guide device for guiding a recording paper from a printing position of a printer, provided over a platen, comprising: upper guide means comprising an upper plate and side plates extending across the width of the recording paper above the platen, rotatably and detachably associated with the printer; and lower guide means extending across the width of the recording paper above the platen beneath the upper plate of said upper guide means within the side plates and rotatably supported by said side plates; said upper guide means and lower guide means defining a path for passing the recording paper between said upper guide means and said lower guide means.
Claim 3
Dependent Claim
39 words
The paper guide device of claim 1, wherein the upper guide means is provided with a paper cutting means for cutting the recording paper at an outlet of the path of the recording paper from said paper guide device.
Claim 4
Dependent Claim
15 words
The paper guide device of claim 1, wherein the recording paper is a roll paper.
Claim 5
Dependent Claim
99 words
The paper guide device of claim 1, wherein said upper plate of said upper guide means has a bent slope and said upper guide means further comprises a rear opening for passage of said recording paper and said lower guide means comprises a projection plate, an overhang portion and a guide plate which projects upward through said rear opening from a connection between said projection plate and said overhang portion, said projection plate acting as a guide for said paper leaving said platen and said overhang portion acting as a guide for said paper being introduced to said platen.
Claim 6
Dependent Claim
125 words
A printer comprising: a platen; recording paper; a paper guide deivce for guiding said recording paper from a printing position of said printer, said paper guide device being provided over said platen, said paper guide device comprising upper guide means comprising upper plate and side plates extending across the width of the recording paper above the platen, rotatably and detachably associated with the printer and lower guide means extending across the width of the recording paper above the platen beneath the upper plate of said upper guide means within the side plates and rotatably supported by said side plates said upper guide means and lower guide means defining a path for passing the recording paper between said upper guide means and said lower guide means.
Claim 7
Dependent Claim
125 words
A printer comprising: a platen; recording paper; a paper guide deivce for guiding said recording paper from a printing position of said printer, said paper guide device being provided over said platen, said paper guide device comprising upper guide means comprising upper plate and side plates extending across the width of the recording paper above the platen, rotatably and detachably associated with the printer and lower guide means extending across the width of the recording paper above the platen beneath the upper plate of said upper guide means within the side plates and rotatably supported by said side plates said upper guide means and lower guide means defining a path for passing the recording paper between said upper guide means and said lower guide means.
Claim 8
Dependent Claim
98 words
The printer device of claim 5, wherein said upper plate of said upper guide means has a bent slope and said upper guide means further comprises a rear opening for passage of said recording paper and said lower guide means comprises a projection plate, an overhang portion and a guide plate which projects upward through said rear opening from a connection between said projection plate and said overhang portion, said projection plate acting as a guide for said paper leaving said platen and said overhang portion acting as a guide for said paper being introduced to said platen.
Claim 9
Dependent Claim
125 words
A typewriter comprising: a platen; recording paper; a paper guide device for guiding said recording paper from a printing position of said printer, said paper guide device being provided over said platen, said paper guide device comprising upper guide means comprising upper plate and side plates extending across the width of the recording paper above the platen, rotatably and detachably associated with the printer and lower guide means extending across the width of the recording paper above the platen beneath the upper plate of said upper guide means within the side plates and rotatably supported by said side plates said upper guide means and lower guide means defining a path for passing the recording paper between said upper guide means and said lower guide means.
Claim 10
Dependent Claim
125 words
A typewriter comprising: a platen; recording paper; a paper guide device for guiding said recording paper from a printing position of said printer, said paper guide device being provided over said platen, said paper guide device comprising upper guide means comprising upper plate and side plates extending across the width of the recording paper above the platen, rotatably and detachably associated with the printer and lower guide means extending across the width of the recording paper above the platen beneath the upper plate of said upper guide means within the side plates and rotatably supported by said side plates said upper guide means and lower guide means defining a path for passing the recording paper between said upper guide means and said lower guide means.
Claim 11
Dependent Claim
91 words
The typewriter device of claim 7, wherein said upper plate of said upper guide means has a bent slope and said upper guide means further comprises a rear opening for passage of said recording paper and said lower guide means comprises a projection plate, an overhang portion and a guide plate which projects upward through said rear opening from a overhang portion, said projection plate acting as a guide for said paper leaving said platen and said overhang portion acting as a guide for said paper being introduced to said platen.
References Cited (Backward Citations)
US4483635A
Cited
DE3405394A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-05-05 | 1989-11-04 | 1990-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-05-05 | 1993-11-04 | 1994-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-05-05 | 1997-11-04 | 1998-05-06 | $7700.00 | Window Closed / Lapsed |