US1792332A - Keyboard for typographical machines - Google Patents

Keyboard for typographical machines Download PDF

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Publication number
US1792332A
US1792332A US393080A US39308029A US1792332A US 1792332 A US1792332 A US 1792332A US 393080 A US393080 A US 393080A US 39308029 A US39308029 A US 39308029A US 1792332 A US1792332 A US 1792332A
Authority
US
United States
Prior art keywords
bar
banking
key
keyboard
bars
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 - Lifetime
Application number
US393080A
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English (en)
Inventor
Samuel E Sperry
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Intertype Corp
Original Assignee
Intertype Corp
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 by Intertype Corp filed Critical Intertype Corp
Priority to US393080A priority Critical patent/US1792332A/en
Priority to DE1930530403D priority patent/DE530403C/de
Priority to DE1930344154D priority patent/DE344154C/de
Application granted granted Critical
Publication of US1792332A publication Critical patent/US1792332A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
    • B41B27/00—Control, indicating, or safety devices or systems for composing machines of various kinds or types
    • B41B27/02—Systems for controlling all operations
    • B41B27/04—Keyboards
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
    • B41B11/00—Details of, or accessories for, machines for mechanical composition using matrices for individual characters which are selected and assembled for type casting or moulding
    • B41B11/18—Devices or arrangements for assembling matrices and space bands
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/08—Measuring resistance by measuring both voltage and current
    • G01R27/10—Measuring resistance by measuring both voltage and current using two-coil or crossed-coil instruments forming quotient
    • G01R27/12—Measuring resistance by measuring both voltage and current using two-coil or crossed-coil instruments forming quotient using hand generators, e.g. meggers

Definitions

  • the invention relates more particularly to improvements'in the keyboard. for machines of this genera-Lclass whereby'the banking bar: is whichzlimits thetstrokes'oftlie key barsand supports the'key bars in horizontal alinement for proper engagement with; the cam yoke triggers generally used" in such keyboards maybe cleaned with facility and 'thus main- 5 tained in.properdoperatingcondition;
  • the key bars will tumble out of engagement with their cooperating mechanism and removal and adjustmentv of a .large p'ortionvof the keyboard I'nechanism would then benecessary to return'the parts to their proper place I and enable replacement of the banking'bar.
  • obj ect is to provide an. improved b anklng bar wh ch-may beremovably applied to' existing keyboards or keyboards such P NT, ore-leg;
  • the invention cone. 1 sists in certain impro ⁇ -'e1nents and combinations and arrangements of parts alllaswill be hereinafter more f ully described,the features of noveltybeing pointed out pertaind t the end oflthe specifie larly i th c a ms tion i Fig. '1 is a frag'm en't'ary' perspective new of the rear permeate the" keyboardoi a typographical machine-embodying the pres;
  • ent' invention Fig" 2 ma det ailperspecti ve view showing two' of the key bars land 'tlie-ir cooperating triggersjia v Fig..3'i's adetail endj'ofthebanking perspective Iriew, of one .i r; andth' ceane 'af ns support ngibl elis;
  • Fig. 4 is a detail view, partly in section, of the banking bar and the side members of the V keyboard frame, showing the means for dealternate key bars.
  • FIG.- 5 is a detail perspective view of portions of the banking bar and a side member of the keyboard frame, illustrating.modified means for mounting the banking bar. 7 v
  • triggers being usually arranged in two'h'orizontal rows, in front-and-in rear respectively I of the row of key bars, and the notches 6 in the upper ends oft the, key bars being arwhen in their normal lowered positibnsaiid thebanking bar tlmsaliiii i'i'g the; key bars horizontally so that they will operative relationship with the respective triggers.
  • the banking bar provided'by the present invention is indicated-at 8, it engaging in notches 9 formed in the rear edges of the key bars, the'fupper'andlower endsiof these notches being so spaced that they willengage theupper and lower sides of the banking bar 8 so that the latter will limit'the strokes of the 7 key barsa'nd wi l support thjejkey bars While in theirnormal lowered position;
  • nently mounted in the keyboard frame is, according to the present invention, removably mounted therein.
  • One end of the banking bar- S- hasa pin 14 projecting? endwisefromits upper rear corner which is adapted-t0 beinserte'd ndwise into: the recess 13,- afterjthe banking bar has been swung to bring; the
  • the'oppositeendcof thebankingl bar is ada-pt' ed to enter the notch ll ati thexinner side of the block 10, this 'end of the banking bar having? a l'atch'or sprihg plunger 15; mounted to move eendiv-ise therein and to' pjroj ectfrom:
  • a-compressedi coil spring 16 being mounted-in the-"banking bar behind'this latch 'or pl-unger and aknob or projection lZis provided the stemofwhich extendsthrough 'aalbngitudinalslot 18' in the banking bar and is :threaded or otherwise: fixed-to the" plunger I5,;ther engagement of the stem or thisknoh with one-' end of the slot 18' limiting: the-outward movement of the l-atch or plunger-amt thereby preventing its detachment from the; banking bar.
  • This latch or plunger-is bevelled" at its forward; side, asshowm softhat 'it will ride on the outer edge of the notch Iland therebyfor'ce the latch into the-respective end of the banking. bar, thus permitting this end of the banking bar to be swung'intothe' notch 11' in the block 1 0, a-nd'aiter the banking bar has reached: its cor-rect operative zposition,:the latchon, pliinger 1 5 willemoveoutward-1y under the action of the spring 16and will engage thenoteh 12' in the; block l O the latch or plunger then rockingthreend ot the banking :11" in its correct operative position, the op positeend oft-he banking-bar being held in place by thefpi-n1-4:: engaging, in there'cess 13.
  • on'itsiopp'osite endas acenteruntilthe latchcarrying end of the banking bar. is clear-loft the-block 107afterwhich the banking bar can be completely removed by withdrawing the pin; l l-endivise from thevnotc'h 13, and such complete removal of thebanking bait enables its front and upper and lower surfaces to be thoroughly cleaned.
  • the banking bar may be replaced .in the keyboard by firstplacing tilting the lower edge? of said bar forwardly the banking: bargapproxiinately in operative POSltlOll'1Yll3ll the pin I l-engaged in the recess 13 so that theu'pper: forward-corneriof the bankiiigibarwill enter beneath theupper;
  • the banking bar rigidly and non-rotatably in operative position.
  • the latter may be grooved longitudinally, assliown, to provide upper. and lower surfaces 19 of reduced area to engage the key bars.
  • a banking bar 8 7 having a fixed knob 17 thereon may be used,
  • a locking lever 103 is pivoted at 104 on the block 100, it allowing the banking bar to be tilted or rocked about the pins 1 1 and 102' as a horizontal axis to allow the key bars to drop, as indicated by the full lines in Fig. 5 andthen swinging rearwardly for removal, the pin 102 riding upwardly and out'of the slot 101, whilethelever'lOS occupies the full line positionzshown andyacting; when swung intothe;.dotted lines position rsl'iownyto glock the ebankingbar in operative position'a ft-er the banking than: has; been applied Y and?
  • SPQCZ'QLIIg the construction shown in; Figs. g1 to g broadlyiclusive, av detent ipin 105- being pref-f erably provided in the banking bar to retain v 1 the lever 103 in lo'ckiiig position.
  • This impig'ovedclocking" bar according to: the 1 present invention comprises. an-angle-iron member 23 having horizontal and'vertical flanges 2 1 and 25extendingin rightangular relation, and having? pivots 26 extending from its opposite; ends :in substantial alineinent Withth'e apex formedbetween its flanges and bearing rotatably inthe blocks 1 10.and;10 V respectively, this lockingjlbar. being tiltable about itspivots constitutionalhat' it rnay'occupy either the full or the-dotted line p'osition shown 'in Figure 1 11., The; lower.
  • a keyboard embodying: a fraine'eontannng a row of reciprooatory key bars, a
  • a keyboard embodying a frame containingarow ofverti'oa l'ly reciprocatory key bars, a banking barcooperative with the key the banking bar to the the'key' bars to'ali ne them, and a locking bar movable into looking and unlocking relation with the-key bars; said locking bar being in' cooperative relation with the keybars while in looking andunlocking positions to maintain the key bars in ali turi while the bank ing bar is removed.
  • a keyboardembodying 1.111 a keyboardembodying. a taining 'arow of reeiprocatory key bars, a banking bar removably-atta'ched to the.--keyboard frame" andnormally cooperative with the key bars to maintain them in alinement, and a locking bar pivotedin the keyboard frame con ⁇ frame and having. a flange movable into and out of loekingrela-tion with thekey bars and havinganother flange extending at an angle to the first mentioned flange'and engageable with the key bar'swhile the locking-baris in looking and u ilockinglrelation with the key bars to maintain thekey bars in alinement i while the bankingbar is removed.
  • I bankingbar cooperative with the keybars to normally support them ;in common alinement ancl means for detachably securing the banking bar to the keyboard frame QO111PF1S- ing blocks fixed to the sides of the keyboard 1 frameand having: recesses therein, one end of the banking'bar having a pinto tiltably engage inthe recess t one'of said blocks, and
  • banking bar cooperative with the key bars to aline them, one: end of the? banking bar having means formovztblyoonneotmg. it to the keyboard frame, and alatch carried by g the opposite" end of; the banking ba-ri and coo'perative wi tlithe keyboardtra'me to removabty secure the bankilngbar in operative 13 position-therein, saidflateh having aprojec tion: thereon for retracting it.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Cleaning In General (AREA)
US393080A 1929-09-16 1929-09-16 Keyboard for typographical machines Expired - Lifetime US1792332A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US393080A US1792332A (en) 1929-09-16 1929-09-16 Keyboard for typographical machines
DE1930530403D DE530403C (de) 1929-09-16 1930-03-01 Tastbrett fuer Matrizensetz- und Zeilengiessmaschinen, bei dem die Tastbrettstaebe durch eine in eine Aussparung der Tastbrettstaebe greifende Leiste gefuehrt sind und druch eine zweite Leiste gesperrt werden koennen
DE1930344154D DE344154C (enrdf_load_stackoverflow) 1929-09-16 1930-03-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US393080A US1792332A (en) 1929-09-16 1929-09-16 Keyboard for typographical machines

Publications (1)

Publication Number Publication Date
US1792332A true US1792332A (en) 1931-02-10

Family

ID=23553182

Family Applications (1)

Application Number Title Priority Date Filing Date
US393080A Expired - Lifetime US1792332A (en) 1929-09-16 1929-09-16 Keyboard for typographical machines

Country Status (2)

Country Link
US (1) US1792332A (enrdf_load_stackoverflow)
DE (2) DE530403C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE744290C (de) * 1940-12-14 1944-01-25 Hartmann & Braun Ag Brueckenschaltung mit zweispuligem Kreuzspulgeraet
DE1139920B (de) * 1961-02-17 1962-11-22 Hartmann & Braun Ag Schaltungsanordnung mit einem Zweispul-Quotientenmessinstrument zum Messen elektrischer Widerstaende

Also Published As

Publication number Publication date
DE344154C (enrdf_load_stackoverflow) 1931-07-29
DE530403C (de) 1931-07-29

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