EP0427279A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Image forming apparatus with book bind device
Assignee: Canon Inc
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Filing: 1990-11-08
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Granted: —
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Expires: 2010-11-08
Abstract
Abstract A book bind device has supply means for supplying a front sheet used in a book bind operation of sheet members; convey means for guiding a plurality of sheet members on which an image is formed into the front sheet; and book bind means for performing the book binding operation by coupling the supplied front sheet and the bundle of sheet members therein.
Inventors
- 👤 Tomobumi Nakayama
- 👤 Shinichi Nakamura
- 👤 Hisatsugu Tahara
- 👤 Satoshi Kuroyanagi
- 👤 Osamu Iwamoto
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-04 18:31
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/65; G03G15/6538; G03G15/6541; B; B42; B42C; B42C1/00; B42C1/12; B65; B65H; B65H2405/00; B65H2405/20; G03G2215/00; G03G2215/00362; G03G2215/00789; G03G2215/00822; G03G2215/00869
Claims Analysis
Total Claims: 31
Claim 1
Independent Claim
63 words
A book bind device comprising: supply means for supplying a front sheet used in a book bind operation of sheet members; convey means for guiding a plurality of sheet members on which an image is formed into the front sheet; and book bind means for performing the book binding operation by coupling the supplied front sheet and the bundle of sheet members therein.
Claim 2
Dependent Claim
63 words
A book bind device comprising: supply means for supplying a front sheet used in a book bind operation of sheet members; convey means for guiding a plurality of sheet members on which an image is formed into the front sheet; and book bind means for performing the book binding operation by coupling the supplied front sheet and the bundle of sheet members therein.
Claim 3
Dependent Claim
38 words
A device according to claim 1, wherein said supply means having front sheet storage means for storing front sheets; and means for guiding a front sheet stored in said front sheet storage means toward said book bind means.
Claim 4
Dependent Claim
36 words
A device according to claim 2, wherein a plurality of said front sheet storage means are arranged in accordance with types of front sheet, and can be selectively used according to a bundle of sheet members.
Claim 5
Dependent Claim
24 words
A device according to claim 1, wherein said book bind means has heat generating means for melting a glue applied to the front sheet.
Claim 6
Dependent Claim
25 words
A device according to claim 1, wherein said book bind means has discharge means for discharging the bound bundle of sheet members outside said device.
Claim 7
Dependent Claim
93 words
A book bind device comprising: convey means for conveying a plurality of sheet members discharged from an image forming unit; deposit means for temporarily storing the plurality of sheet members conveyed by said convey means; supply means for supplying a front sheet used in a book bind operation of the sheet members; another convey means for guiding a bundle of sheet members in said deposit means into the front sheet; and book bind means for performing the book binding operation by coupling the supplied front sheet and the bundle of sheet members therein.
Claim 8
Dependent Claim
93 words
A book bind device comprising: convey means for conveying a plurality of sheet members discharged from an image forming unit; deposit means for temporarily storing the plurality of sheet members conveyed by said convey means; supply means for supplying a front sheet used in a book bind operation of the sheet members; another convey means for guiding a bundle of sheet members in said deposit means into the front sheet; and book bind means for performing the book binding operation by coupling the supplied front sheet and the bundle of sheet members therein.
Claim 9
Dependent Claim
38 words
A device according to claim 6, wherein said supply means has front sheet storage means for storing front sheets; and means for guiding a front sheet stored in said front sheet storage means toward said book bind means.
Claim 10
Dependent Claim
36 words
A device according to claim 7, wherein a plurality of said front sheet storage means are arranged in accordance with types of front sheet, and can be selectively used according to a bundle of sheet members.
Claim 11
Dependent Claim
24 words
A device according to claim 6, wherein said book bind means has heat generating means for melting a glue applied to the front sheet.
Claim 12
Dependent Claim
25 words
A device according to claim 6, wherein said book bind means has discharge means for discharging the bound bundle of sheet members outside said device.
Claim 13
Dependent Claim
112 words
A book bind device comprising: supply means for supplying a front sheet used in a book bind operation of sheet members; first convey means for conveying a plurality of sheet members discharged from an image forming unit; deposit means for temporarily storing the plurality of sheet members conveyed by said first convey means; temporary bind means for binding the plurality of sheet members stored in said deposit means; second convey means for conveying the bundle of sheet members bound by said temporary binding means into the supplied front sheet; and book bind means for performing the book binding operation by coupling the supplied front sheet and the bundle of sheet members therein.
Claim 14
Dependent Claim
112 words
A book bind device comprising: supply means for supplying a front sheet used in a book bind operation of sheet members; first convey means for conveying a plurality of sheet members discharged from an image forming unit; deposit means for temporarily storing the plurality of sheet members conveyed by said first convey means; temporary bind means for binding the plurality of sheet members stored in said deposit means; second convey means for conveying the bundle of sheet members bound by said temporary binding means into the supplied front sheet; and book bind means for performing the book binding operation by coupling the supplied front sheet and the bundle of sheet members therein.
Claim 15
Dependent Claim
50 words
A device according to claim 11, wherein said supply means has front sheet storage means for storing front sheets used in the book bind operation of the sheet members; and third convey means for conveying the front sheet stored in said front sheet storage means to said book bind means.
Claim 16
Dependent Claim
15 words
A device according to claim 11, wherein said temporary binding means comprises a staple device.
Claim 17
Dependent Claim
91 words
A device according to claim 1, 6, or 11, wherein said book bind means has clamp means for clamping the front sheet and the bundle of sheet members conveyed by the corresponding convey means; heat means for heating twice the front sheet and the bundle of sheet members clamped by said clamp means; and control means for pressurizing the front sheet and the bundle of sheet members by decreasing a clamping interval of said clamp means during second heating by said heating means to be shorter than that during first heating.
Claim 18
Dependent Claim
47 words
A device according to claim 14, wherein said control means receives an information signal representing a thickness of the front sheet and the bundle of sheet members, and varies the clamping interval of said clamp means on the basis of thickness information of the received information signal.
Claim 19
Dependent Claim
26 words
A device according to claim 14, wherein said clamping means has a projection member on a surface thereof which is in contact with the front sheet.
Claim 20
Dependent Claim
37 words
A device according to claim 11, wherein said deposit means comprises a sorter for sorting and depositing a plurality of bundles of sheet members, the deposited bundles of sheet members being sequentially conveyed in units of bundles.
Claim 21
Dependent Claim
20 words
A device according to claim 1, further comprising reverse means for reversing leading and trailing ends of a sheet member.
Claim 22
Dependent Claim
25 words
A device according to claim 11, wherein said deposit means has an open portion so that a bundle of sheet members can be externally placed.
Claim 23
Dependent Claim
50 words
A device according to claim 6, further including third convey means for conveying the plurality of sheet members discharged from said image forming unit to said book bind means; and a flapper for selectively switching said convey means and said third convey means in accordance with an external command signal.
Claim 24
Dependent Claim
45 words
A device according to claim 20, wherein when the number of sheet members is larger than a predetermined value, said flapper selects said convey means, and when the number of sheet members is smaller than the predetermined value, said flapper selects said third convey means.
Claim 25
Dependent Claim
81 words
A device according to claim 11, further including control means for receiving information representing the number of sheet members transmitted from said image forming means, for, when the number of sheet members represented by the information is larger than a predetermined value, causing said temporary binding means to bind the sheet members in units of predetermined numbers of sheets, and causing said second convey means to convey the bundles of sheet members bound in units of the predetermined numbers of sheets.
Claim 26
Dependent Claim
70 words
An image forming apparatus comprising: image forming means for forming an image; supply means for supplying a front sheet used in a book bind operation of sheet members; convey means for guiding a plurality of sheet members on which an image is formed into the front sheet; and book bind means for performing the book binding operation by coupling the supplied front sheet and the bundle of sheet members therein.
Claim 27
Dependent Claim
70 words
An image forming apparatus comprising: image forming means for forming an image; supply means for supplying a front sheet used in a book bind operation of sheet members; convey means for guiding a plurality of sheet members on which an image is formed into the front sheet; and book bind means for performing the book binding operation by coupling the supplied front sheet and the bundle of sheet members therein.
Claim 28
Dependent Claim
100 words
An image forming apparatus comprising: image forming means for forming an image; first convey means for conveying a plurality of sheet members discharged from said image forming means; deposit means for temporarily storing the plurality of sheet members conveyed by said convey means; supply means for supplying a front sheet used in a book bind operation of the sheet members; convey means for guiding a bundle of sheet members in said deposit means into the front sheet; and book bind means for performing the book binding operation by coupling the supplied front sheet and the bundle of sheet members therein.
Claim 29
Dependent Claim
100 words
An image forming apparatus comprising: image forming means for forming an image; first convey means for conveying a plurality of sheet members discharged from said image forming means; deposit means for temporarily storing the plurality of sheet members conveyed by said convey means; supply means for supplying a front sheet used in a book bind operation of the sheet members; convey means for guiding a bundle of sheet members in said deposit means into the front sheet; and book bind means for performing the book binding operation by coupling the supplied front sheet and the bundle of sheet members therein.
Claim 30
Dependent Claim
119 words
An image forming apparatus comprising: image forming means for forming an image; supply means for supplying a front sheet used in a book bind operation of sheet members; first convey means for conveying a plurality of sheet members discharged from an image forming unit; deposit means for temporarily storing the plurality of sheet members conveyed by said first convey means; temporary bind means for binding the plurality of sheet members stored in said deposit means; second convey means for conveying the bundle of sheet members bound by said temporary bind means into the supplied front sheet; and book bind means for performing the book binding operation by coupling the supplied front sheet and the bundle of sheet members therein.
Claim 31
Dependent Claim
119 words
An image forming apparatus comprising: image forming means for forming an image; supply means for supplying a front sheet used in a book bind operation of sheet members; first convey means for conveying a plurality of sheet members discharged from an image forming unit; deposit means for temporarily storing the plurality of sheet members conveyed by said first convey means; temporary bind means for binding the plurality of sheet members stored in said deposit means; second convey means for conveying the bundle of sheet members bound by said temporary bind means into the supplied front sheet; and book bind means for performing the book binding operation by coupling the supplied front sheet and the bundle of sheet members therein.
References Cited (Backward Citations)
No citation records indexed.
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