EP0195949B1
Expired / Lapsed
EP
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Printer with one or more print stations
Assignee: Wincor Nixdorf International GmbH
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Filing: 1986-02-27
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Granted: 1990-05-02
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Expires: 2006-02-27
Abstract
No abstract record available.
Inventors
- 👤 Günter Baitz
- 👤 Wolfgang Malke
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-05 14:24
CPC Classifications
B; B41; B41J; B41J25/00; B41J25/34; B41J29/00; B41J29/02; B41J3/00; B41J3/54
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
101 words
A printer having at least one printing system which comprises an exchangeable printing head (18; 32), an exchangeable printing abutment (38; 44; 70; 106), exchangeable conveying and guide means (36, 56; 50, 46, 48; 76, 68, 110, 56) for a print support (24, 26, 30) moving through the printing system, and possibly other exchangeable function elements which co-operate with the printing head, characterised in that at least the printing abutment (38; 44; 70; 106) and the conveying and guide means (36, 56; 50, 46, 48; 76, 68, 71; 110, 56) of each printing system are combined to form an exchangeable unit.
Claim 2
Dependent Claim
101 words
A printer having at least one printing system which comprises an exchangeable printing head (18; 32), an exchangeable printing abutment (38; 44; 70; 106), exchangeable conveying and guide means (36, 56; 50, 46, 48; 76, 68, 110, 56) for a print support (24, 26, 30) moving through the printing system, and possibly other exchangeable function elements which co-operate with the printing head, characterised in that at least the printing abutment (38; 44; 70; 106) and the conveying and guide means (36, 56; 50, 46, 48; 76, 68, 71; 110, 56) of each printing system are combined to form an exchangeable unit.
Claim 3
Dependent Claim
39 words
A printer according to claim 1, characterised in that the exchangeable printing heads (18, 60) of a printing system each are printing heads operating in different ways and controllable by a control facility unitary for such heads (18, 60).
Claim 4
Dependent Claim
46 words
A printer according to claim 1 or 2, characterised In that the printing system comprises: a serial printing head (18, 32) mounted in the printer casing (4) for linewise movement; and a printing abutment (44, 38) embodied as a writing beam with a flat writing surface.
Claim 5
Dependent Claim
43 words
A printer according to any of claims 1-3, characterised in that the printing system comprises: a printing head (60, 112) fixedly disposed in the printer casing (4) and embodied as a thermowriting strip; and a rotatable writing. roller as printing abutment (70, 106).
Claim 6
Dependent Claim
83 words
A printer according to any of claims 1-4, characterised in that the exchangeable group comprising the printing abutment (44, 70, 106) and the conveying and guide means (50, 52, 46, 48; 80,82,68,70) is disposed on the printer casing (4) for movement between an operative position, in which the printing abutment (44, 70, 106) engages the printing head (18, 60, 112), and a disengaged position, in which the printing abutment (44, 70, 106) is out of engagement with the printing head (18, 60, 112).
Claim 7
Dependent Claim
79 words
A printer according to any of claims 1-5, characterised in that the printing head (18, 60) is disposed near the top of the printer casing (4) with upwardly directed writing elements and that the exchangeable unit is in the form of a top attachment (6, 66) which can be placed on the printer casing (4) and which comprises: guiding and conveying means devised mainly on its underside; and a printing abutment (44, 70) for the print support (24, 26).
Claim 8
Dependent Claim
65 words
A printer according to claim 6, characterised in that the top attachment (6, 66) can be mounted on the printer casing (4) for pivoting around a spindle (34) parallel to the line direction, and when the top attachment (6, 66) is pivoted into an operative position on the printer casing (4), counter rollers (50) disposed thereon engage conveying rollers (52) in the printer casing (4).
Claim 9
Dependent Claim
68 words
A printer according to claim 7, characterised in that the printing abutment (70, 96) is in the form of a rotatable writing roller adapted to be coupled with the conveying rollers (52, 94), and when the top attachment (66) is pivoted into its operative position drive-transmitting means (82, 102) connected to the conveying rollers (52, 94) are drivingly engaged with drive-transmitting means (71, 100) on the writing roller.
Claim 10
Dependent Claim
77 words
A printer according to any of claims 1-5, characterised in that the printing head (32, 112) is disposed near the bottom of the printer casing with downwardly directed writing elements and the exchangeable unit comprises a frame (40, 104) or the like mounted for vertical movement below the printing head (32, 112) in the printer casing and carrying: conveying rollers (36, 110) co-operating with counter-rollers (56) arranged in the printer casing; and the printing abutment (38, 106).
Claim 11
Dependent Claim
72 words
A printer according to claim 9, characterised in that the frame (40) is adjustable between an inoperative position, In which the conveying rollers (36) or the printing abutment (38) are out of engagement with the driving rollers (56) and the printing head (32), into an operative position, in which the conveying rollers (36) are in engagement and the printing abutment (38) is at a predetermined writing distance from the printing head (32).
Claim 12
Dependent Claim
94 words
A printer according to claim 9, characterised in that the frame (104) is adjustable between an inoperative position, in which the conveying rollers (110) and the printing abutment (106) are out of engagement with the driving rollers (56) or printing head (112), through a conveying position, in which the printing abutment (106) is in the disengaged state but the conveying rollers (110) are in the engaged state, into an operative position, in which the printing abutment (106) engages the printing head (112) and the conveying rollers (110) are in engagement with the counter-rollers (56).
Claim 13
Dependent Claim
29 words
A printer according to claim 11, characterised in that the frame (104), in addition to its vertical movement, is pivotable around the spindle (114) of the conveying rollers (110).
Claim 14
Dependent Claim
24 words
A printer according to one of claims 11 or 12, characterised in that the counter-rollers (56) are resiliently mounted in the pressing- on direction.
Claim 15
Dependent Claim
28 words
A printer according to any of claims 9 and 11-13 characterised in that the printing abutment (106) is a rotatable writing roller coupled with the conveying rollers (110).
Claim 16
Dependent Claim
31 words
A printer according to one of claims 9 and 10, characterised in that the printing abutment (38) is in the form of a writing beam fixedly disposed in the frame (40).
Claim 17
Dependent Claim
43 words
A printer according to any of claims 1-15, characterised in that as further function elements ribbon cassettes (28) are associated with the printing systems and cassettes adapted for operation with pin printing heads or with thermotransfer printing heads can be used at choice.
Claim 18
Dependent Claim
49 words
A printer according to any of claims 1-16, characterised in that individual function elements (50, 80) of the exchangeable group, the latter elements co-operating functionally in operation with components (52, 82) arranged in the printer casing (4), engage automatically with the components (52, 82) when the group is used.
Claim 19
Dependent Claim
42 words
A printer according to any of claims 1-17, characterised in that a number of printing stations (8, 10, 12) having separate printing systems for printing strip-like and/or individual substantially sheet-like print supports (24, 26, 30) are provided in the printer casing (4).
Claim 20
Dependent Claim
23 words
A printer according to any of claims 1-18, characterised In that an ink support facility (22) is provided as further exchangeable function elements.
References Cited (Backward Citations)
No citation records indexed.
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