GB1303214A - - Google Patents

Info

Publication number
GB1303214A
GB1303214A GB1303214DA GB1303214A GB 1303214 A GB1303214 A GB 1303214A GB 1303214D A GB1303214D A GB 1303214DA GB 1303214 A GB1303214 A GB 1303214A
Authority
GB
United Kingdom
Prior art keywords
hinges
length
sheet
book
spine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of GB1303214A publication Critical patent/GB1303214A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D3/00—Book covers
    • B42D3/06—Book covers with hinges

Landscapes

  • Printing Plates And Materials Therefor (AREA)

Abstract

1303214 Book covers RESEARCH ASSOCIATION FOR THE PAPER & BOARD PRINTING & PACKAGING INDUSTRIES 4 Nov 1971 [2 April 1971] 8514/71 Heading B6A A book cover having boards 1, 2 and a spine 3 are formed from a rigid sheet of polypropylene by cutting the hinges 4, 5 in the form of U- or V-shaped notches using spaced cutters. To increase the strength of the hinges the end portions of the hinges are left uncut. This length may correspond to twice the thickness of the sheet or up to 25% of the hinge length.
GB1303214D 1971-04-02 1971-04-02 Expired GB1303214A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB851471 1971-04-02

Publications (1)

Publication Number Publication Date
GB1303214A true GB1303214A (en) 1973-01-17

Family

ID=9853912

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1303214D Expired GB1303214A (en) 1971-04-02 1971-04-02

Country Status (1)

Country Link
GB (1) GB1303214A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4377430A (en) * 1981-04-06 1983-03-22 Bexley Robert G Process of making book covers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4377430A (en) * 1981-04-06 1983-03-22 Bexley Robert G Process of making book covers

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Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed