US74948A - Asstgnqe - Google Patents

Asstgnqe Download PDF

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US74948A
US74948A US74948DA US74948A US 74948 A US74948 A US 74948A US 74948D A US74948D A US 74948DA US 74948 A US74948 A US 74948A
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United States
Prior art keywords
series
sheets
thread
notches
needles
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42BPERMANENTLY ATTACHING TOGETHER SHEETS, QUIRES OR SIGNATURES OR PERMANENTLY ATTACHING OBJECTS THERETO
    • B42B2/00Permanently attaching together sheets, quires or signatures by stitching with filamentary material, e.g. textile threads
    • B42B2/02Machines for stitching with thread

Description

'below the series of sheets through the hole d, iu which the needle e is,.extending along in fron-t of the other needles, around the body ofthe last ot the serios, b a'ck in front of the others,to and through the eye of the needle e, (see Figure 5.) That series of sheets .is then lifted up to the hooks of the needlesf, and folded over es required in the book when finished, und `then pushed down on to the table,l the seriesof needles remaining in the notches d of the sheets, and the'thread around the body of' the lnstof the series of needesf, within the notches a, extending double in the fold of the sheets, and between this and the intermediate needles j', and one end of the said thread'throughthe hole a'to tho outside-of the sheets at the needle c, and the other end extending through the same'lhole to the eye of the Ineedle. Another series ofsheets is t-hen put-on in like manner, vandthe-like series of operations performed, and so on until the required thickness 4ot' book has been obtained, the table c being gradually pushed ,downthet the top of the-pilelmay be on n level with the surface of the table After one of the-series of sheets has been thus treated, the series of needles )"nre` drawn ont, by which operation theirthreads lc are drawn into the notches a in the back edge of the folded sheets, the interlacing- 'thread ..being around the double thread k in the last notch, and the other threads in the other notches, except l the first, being, between-the bottom of the setjergl notches and the interlaeing-thrend, `double, and the said interlaci-ng-thread extending through the first notch a from the inside-of'one series of sheets to the outside, and from the outside to the inside of thenext series, and so on through the entire thickness of'the book.' After this the two ends of the interla'cing-thread l, and the ends of the threads k, which may be termed the lockingfthreads, are to he secured to the outside in any suitable manner.
I do not wishto he understood as limiting my elaim'of invention tothe construction or form of the mee'hanistn herein described, nor to the manner -in which the several parts are moved, as i these may be greatly varied,'1vithout departing from the' principle or mode-of operetion of iny said invention..
What I claim asf-new, und desire to secure by Letters Patent, is
-The combination o'f theneedles with' hoolcs at one endl and eyes att-the other, the needle or itseqvivalent "with an eyeat the upper end, and the travelling-hook, the said combination having n`mode of 'operation sub-4 stantiallyrasrand-for the purpose specified. A. And I also-- claim the needles with ,e hook at one end for retaining the interlacing-thread, and an eye at the other for the locking-threads, substantially as and for the purpose described.`
' D. M. SMYTH.
Witnesses:
WM. H. Brsnor, A. Dn. LACY.
US74948D Asstgnqe Expired - Lifetime US74948A (en)

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