US4806970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recording apparatus having an accessible housing
Assignee: Toshiba Corp
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Filing: 1987-12-09
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Granted: 1989-02-21
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Expires: 2007-12-09
Abstract
Abstract A recording apparatus comprises a housing having an opening in an upper surface thereof, and an image-fixing device in the form of a unit which fixes a toner image on paper. The housing has a mounting section at a position facing the opening, for detachably mounting thereon the image-fixing unit. The housing also includes a door for covering and exposing the opening. The door need only be opened in order for the image-fixing unit to be removed from the housing.
Inventors
- 👤 Yoshitsuga Nakatomi
- 👤 Goro Oda
- 👤 Hidetoshi Aoki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:49
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/20; G03G15/2003; G03G15/2014; G03G15/2017; G03G15/2032; G03G15/2035; G03G21/00; G03G21/16; G03G21/1604; G03G21/1623; G03G21/1628; G03G2221/00; G03G2221/16; G03G2221/1639; G03G2221/1651; G03G2221/1678; G03G2221/1687; G03G2221/18
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
145 words
A recording apparatus comprising: a housing having an opening in an upper surface thereof; image-fixing means in the form of a unit, for fixing an image on an image recording medium; mounting means arranged at a position facing the opening of the housing, for detachably mounting thereon said image-fixing means; and door means for selectively exposing or closing said opening; wherein said image-fixing means includes a pair of image-fixing rollers in contact with each other, a cover means movable between a first position, where it covers the upper portions of the pair image-fixing rollers, and a second position, where it exposes said upper region, and an interlocking means for bringing the image-fixing rollers into tight contact with each other when the cover means is in the first position and separating the image-fixing rollers from each other when the cover means is in the second position.
Claim 2
Dependent Claim
145 words
A recording apparatus comprising: a housing having an opening in an upper surface thereof; image-fixing means in the form of a unit, for fixing an image on an image recording medium; mounting means arranged at a position facing the opening of the housing, for detachably mounting thereon said image-fixing means; and door means for selectively exposing or closing said opening; wherein said image-fixing means includes a pair of image-fixing rollers in contact with each other, a cover means movable between a first position, where it covers the upper portions of the pair image-fixing rollers, and a second position, where it exposes said upper region, and an interlocking means for bringing the image-fixing rollers into tight contact with each other when the cover means is in the first position and separating the image-fixing rollers from each other when the cover means is in the second position.
Claim 3
Dependent Claim
76 words
An apparatus according to claim 1, wherein said cover means is rotatable between a horizontal position, where it covers the upper region of the image-fixing rollers, and a vertical position, where it exposes said upper region, and said interlocking means brings the image-fixing rollers into tight contact with each other when the cover means is in the horizontal position, and separates the image-fixing rollers from each other when the cover means is in the vertical position.
Claim 4
Dependent Claim
32 words
An apparatus according to claim 2, wherein said image-fixing means includes a handle which is attached to the cover means and by means of which the image-fixing means can be pulled up.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-02-21 | 1992-08-22 | 1993-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-02-21 | 1996-08-22 | 1997-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-02-21 | 2000-08-22 | 2001-02-21 | $7700.00 | Window Closed / Lapsed |