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US5084728A Expired / Lapsed US ⏱️ 0.0 years remaining

Image recording apparatus and packing case for image recording sheets to be used for image recording apparatus

Assignee: Seiko Instruments Inc
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Filing: 1989-07-05
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Granted: 1992-01-28
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Expires: 2009-07-05
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Abstract

Abstract Novel packing cases for image forming sheets are invented. An image forming machine, such as a color hard copying machine uses image forming sheets which are coated on their surfaces with image forming material. Since the image forming material easily comes off from the surface of an image forming sheet, the surface must be protected from physical contacts, particularly during transportation, handling, storing, etc. The novel packing cases are not only provided with protective sheets to protect image forming sheets accommodated in the packing case, but also with other inventive features to avoid any possible physical contacts with the surface of the image recording sheet.

Inventors

  • 👤 Keiichi Horikiri
  • 👤 Haruki Nakamura
  • 👤 Michiyasu Onda

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 15:20
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/002; G03F7/0022; G03F7/003; G03B; G03B2227/00; G03B2227/32; G03B2227/325

Claims Analysis

Total Claims: 9
Claim 1
Independent Claim 91 words
A packing case for accommodating image recording sheets used in an image recording apparatus, the packing case comprising: sides and a bottom defining a space within the packing case for accommodating image recording sheets; means defining corner recesses in the packing case for avoiding direct contact of the corners of the packing case with the corners of the image recording sheets accommodated in the space; and a removable protective sheet removably attached to the packing case for covering image recording sheets accommodated in the space for protecting the image recording sheets.
Claim 2
Dependent Claim 91 words
A packing case for accommodating image recording sheets used in an image recording apparatus, the packing case comprising: sides and a bottom defining a space within the packing case for accommodating image recording sheets; means defining corner recesses in the packing case for avoiding direct contact of the corners of the packing case with the corners of the image recording sheets accommodated in the space; and a removable protective sheet removably attached to the packing case for covering image recording sheets accommodated in the space for protecting the image recording sheets.
Claim 3
Dependent Claim 27 words
A packing case for accommodating image recording sheets used in an image recording apparatus defined in claim 1, further comprising image recording sheets accommodated in said space.
Claim 4
Dependent Claim 46 words
A packing case for accommodating image recording sheets used in an image recording apparatus defined in claim 2, wherein said image recording sheets are each composed of a substrate, and an image forming agent coated on said substrate and which is reactive with a photosensitive material.
Claim 5
Dependent Claim 29 words
A packing case for accommodating image recording sheets used in an image recording apparatus defined in claim 1, further comprising a top cover covering a part of said space.
Claim 6
Dependent Claim 29 words
A packing case for accommodating image recording sheets used in an image recording apparatus defined in claim 1, further comprising means for preventing double feeding of image recording sheets.
Claim 7
Dependent Claim 31 words
A packing case for accommodating image recording sheets used in an image recording apparatus defined in claim 1, further comprising discriminating means for discriminating the size of an image recording sheet.
Claim 8
Dependent Claim 33 words
A packing case for accommodating image recording sheets used in an image recording apparatus defined in claim 1, further comprising recognition means for recognizing the exhaustion or the presence of image recording sheets.
Claim 9
Dependent Claim 47 words
A packing case for accommodating image recording sheets used in an image recording apparatus defined in claim 1, wherein the protective sheet has peeling aid means provided at at least a part of the protective sheet to aid in peeling the protective sheet off the packing case.

References Cited (Backward Citations)

US3907283A Cited
US4388992A Cited
US4488718A Cited
JPS59203016A Cited
JPS61211244A Cited
US4783683A Cited
JPS62259931A Cited
US4860042A Cited
JPS6487431A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1995-01-27 1995-07-29 1996-01-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1999-01-27 1999-07-29 2000-01-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2003-01-27 2003-07-29 2004-01-28 $7700.00 Window Closed / Lapsed

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