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US4113750A Expired / Lapsed US ⏱️ 0.0 years remaining

Pack for endless ink ribbon cartridge

Assignee: Oki Electric Industry Co Ltd
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Filing: 1976-05-28
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Granted: 1978-09-12
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Expires: 1996-05-28
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Abstract

Abstract A pack for an endless ink ribbon cartridge for high speed printer enabling easy loading and replacement of endless ink ribbon.

Inventors

  • 👤 Minoru Isobe

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 19:31
CPC Classifications
B; B41; B41J; B41J32/00; B41J32/02; B41J33/00; B41J33/02; B41J33/10

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 149 words
A pack comprising a case housing an endless ink ribbon in a folded and stacked state therein for use with an endless ink ribbon cartridge having a chamber for housing an endless ribbon for use with a printing means, said case being formed of a rigid material and having a shape and size substantially similar to said chamber, said case comprising an upstanding wall having slits therein for passing a part of said endless ink ribbon to form a strip upon which initial printing will occur, removable packaging material enclosing said case for maintaining said folded and stacked ink ribbon in said case while said pack is inserted in said chamber, pushing place locating inside said case for ejecting said folded and stacked ribbon from said case and pushing said ribbon into said chamber, said packaging material being removed prior to said ink ribbon being inserted into said chamber.
Claim 2
Dependent Claim 149 words
A pack comprising a case housing an endless ink ribbon in a folded and stacked state therein for use with an endless ink ribbon cartridge having a chamber for housing an endless ribbon for use with a printing means, said case being formed of a rigid material and having a shape and size substantially similar to said chamber, said case comprising an upstanding wall having slits therein for passing a part of said endless ink ribbon to form a strip upon which initial printing will occur, removable packaging material enclosing said case for maintaining said folded and stacked ink ribbon in said case while said pack is inserted in said chamber, pushing place locating inside said case for ejecting said folded and stacked ribbon from said case and pushing said ribbon into said chamber, said packaging material being removed prior to said ink ribbon being inserted into said chamber.
Claim 3
Dependent Claim 180 words
A pack for an endless ink ribbon cartridge holding an endless ink ribbon, said cartridge having an accommodating chamber to hold said endless ink ribbon, said pack comprising a flat case with one open side of a shape substantially corresponding to that of said accomodating chamber in said cartridge so as to be fitted into said accomodating chamber, said case being provided at the opposite side with a closing plate extended to form a brim portion and having a pushing hole therein and further provided with slits on both sides at the upper part of said case for passing a part of said endless ink ribbon, an endless ink ribbon contained in said case in a folded and stacked state, a pushing plate located inside said closing plate of said case for pushing said endless ribbon in stacked state uniformly in the width direction thereof, and a packaging material for maintaining said pushing plate and said endless ink ribbon in said case, said packaging material being removed prior to said folded and stacked ink ribbon being inserted in said chamber.
Claim 4
Dependent Claim 180 words
A pack for an endless ink ribbon cartridge holding an endless ink ribbon, said cartridge having an accommodating chamber to hold said endless ink ribbon, said pack comprising a flat case with one open side of a shape substantially corresponding to that of said accomodating chamber in said cartridge so as to be fitted into said accomodating chamber, said case being provided at the opposite side with a closing plate extended to form a brim portion and having a pushing hole therein and further provided with slits on both sides at the upper part of said case for passing a part of said endless ink ribbon, an endless ink ribbon contained in said case in a folded and stacked state, a pushing plate located inside said closing plate of said case for pushing said endless ribbon in stacked state uniformly in the width direction thereof, and a packaging material for maintaining said pushing plate and said endless ink ribbon in said case, said packaging material being removed prior to said folded and stacked ink ribbon being inserted in said chamber.

References Cited (Backward Citations)

US3355010A Cited
GB1416802A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1981-09-11 1982-03-13 1982-09-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1985-09-11 1986-03-13 1986-09-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1989-09-11 1990-03-13 1990-09-12 $7700.00 Window Closed / Lapsed

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