US1104015A - Type-writing machine. - Google Patents

Description

B. (1c STIGKNEY. TYPE WRITING MACHINE. APPLICATION FILED MARJS, 191s.

Patented July 21, 1914 l/WE/RITUR WITNESSLS awe prises upper and lower bars 7 and 5%, 120.

STICK- Jung; x E1101] am dub. W13 .ng mncln is always 111,1

21TH] n after dawn 01%, out in ino Manchu This m rze :1

same.

7 41m a a :Fuimmn (mm: mm E'WR rd 5}, aguinsi w. burs pvzwided and upper was permos; whm positk,

Show, I he 91:. y 2

fol'anor pl'm'izled in its under side with :1 longi'nmlinni groove 9, and the. hitter in its upper side with a longiiudinal groove 1%, these bars being" connectofi at their ends by upright bars 1' and 19, farmed inwgn'al thm'oxviih. intogvul plate or bar 13 p170- jects fur-warm from said: connected bars, am? at its ends is fanned with upright arms 14- and 15, which Hm join-212G124}.

LIMA aw 0f Letters Iiatars't.

1121.221 axle 3 liiviflerl this pplicau.

whereon the cawingernns be momma? anus a ii, plwzen, jllstiabiy nmnnted at their lower a ho'rimnm'i 270d 33 mmmted 31);: iomvm' 1y fron'i the can (i fiTJQOlS Fe "inched fig upnn an 3% lmwnth mm pix 11 @3700? along; I will albserved him I be swung: may JTTQU'S $311 @11 tension 0}? tbei m'rin w on {he 3 Iii won: am will be k, apron 81 fomvm-f y beneath Um it strike; this from r01? 27. m; .1 wmtinnnliy bears ngainsi plzrtvn, thel'cfnre said front r011 may sews as gage for zuljnsting the lending'eaqg e of 1m work sheet.

Variations may be resnrtcd to wifl'ain scope of the invention, and portions of 'thv' il'nprovomeni-s may be used witholzt whet-s. Having thus doscrilmd my invention, 1 claim: I

1. In s1 ty 'mvriting n'lachim, '2; cotnbfimv ion with a mtntnblc piston :nad'a apron therefor, of a my {came 011 v heat may be p xi 410 bfi'fd arms 1m W11) mil m mounted, at pressure roll on said arms, and pivots on which said arms are mounted so that said paper table and said pressure roll may he swung together away from the pint-en. I

rear pressure roll is free from the platen that said rear pressure roll may grip the paper to the platen.

In it front-strike typewriting i'nucliine, the combination withv 1 rotatable platen and e earrings upon which said platen is mount;- ed, of a rod beneath said platen toward its front surface on said carriage, paper guid ing fingers'slidable upon said rod, and in tegrel extensions of said fingers bearing egjninst seid carriage beneath said platen to cause said fingers to hug said platen.

4. vIn a, front-strllre typewrlting machine, the combination with a rotatable platen and a eerriugein which said platen is mounted,

of o, front pressure roll, a rod beneath -,l front pressure roll, paper lingers sliduhle on said rod lying outside said pressure roll and hugging said platen above said pressure roll. rearward extensions of said fingers bearing against said ozirriuge beneath the platen to cause said lingers to hug suid platen.

I 5, in e front-strike typewriting'nmrhine, the combination with :1. rotatable platen and a earrings in which said platen is mounted, of a front pressure roll below the printing line hearing against said platen, supports for said pressure roll below it, paper lingers W .extendlngebove the printing line, supports 1 and syringe for said paper fingers below said pressure roll, and rearward extensions or? said fingers bearing against seldom-rings beneath the platen, to cause szud fingers to hug said platen.

6. In a typewriting machine, the combination with re'voluble platen, of a roll to run on the "platen at the introductory side thereof, and a second roll between the first roll and the printing line, the first roll being releasable without disturbing the second roll, and the latter extending the main portion (if the length of the platen, to form a universal gage for both wide and narrow sheets when the first roll is released.

7. In a fronhstrike typewriting machine,

the combination with a rotatable platen, of

a. paper-table behind said pleten, a springnreseod pivotal support for said paper-table, a rear pressure roll mounted on said support, at paper apron. and at front pressure of the platen against which frontmay be centered when said roar'pres sure roll is moved away from the platen by depressing said paper table. I v

8. in a typewriting niechineg the combination with n platen, of a rear feed roll and. forward gage, both inde iendently and yielding-1y supported, the forward gage'extending over the main portion of the'length or" the platen and being continually pressed toward its surface the rear feed roll extending substantially the entire length of the platen and being normally Stirling-held against the platen, and means for releasing said rear feed roll from the platen to introduce work-sheet therehetween.

9, In a, typewriting machine, the combination with platen, of a rear feed roll and at forward gage, both independently and yieldiugly support-ed, the forward gage exof the platen and being continually pressed toward its surface, the rear feed roll extending substentielly the entire length of the platen and losing normally Spring-held against the platen, and means enabling the rear feed roll to lze released from the platen, whereby Work-sheets may be introduced beween said feed roll and piston to the forward gage, to he squared thereby.

10. In a typewriting machine, the combitending over the main portion of the length nation with platen, of a rear feed roll and a forward feed roll, the letter also serving as a gage, both independently and yield'ingly supported, the forward feed roll extending over the main portion of the length of the,

platen and being continually pressed toward its surface, the rear feed roll extendlng substuntially the entire length of the platen and: being normally spring held against the platen, end means enabling the rear feed roll to be released from the platen, whereby work-sheets may lie introduced between said rear feed roll and platen to the forward feed roll, to be geged by the letter.

11. In e' typewriting machine having a platen, the combinatiuin with a forward feed roll serving as e gage, and e rear feed or introductory roll, snid rolls extending over the main portion of the length of the platen, of means eontinuelly pressing against said forward roll towerd the platen, means normally pressing \the rear roll toward the platen, finger-operated means to sepornteseid rear introducing a Wmrk-sheet between seld rear,

food roll and platen, and means guiding the work-sheet around the platen until met andguged by the forward teed roll.

. feed roll from the platen for the purgose of 12 In a typewriting machine having a platen, the combination with a forward feed roll serving; as a gra e, and a rea r feed or introdimtory roll, said rolls extending over the main portion'of the length of the platen, ot. means ei'mtinually pressin said forward roll toward the platen, means. normally pressing the rear roll toward the platen, a wiper-table connected with said rear feed roll, means pressure upon said ymyuzr-table red rear feed rpll from the platen for the purpose of iutrorlneinp; a work-sheet between said rear feed roll and platen, and means ,g'uidinggthe work-shalt. around. the plat n until met and gan'ed by the forward la. in a front-strike writing machine, the. combination with a revoluhlo platen, of a f roll to run upon the rear or iltroduetory side of the platen, means n :r lily holding-g said teed roll against the and independently si zpported means said l't easable feed toil and the oint extending over the main poi the platen length to be a universal uido for botl paging and feeding the work- ,said feed ro l beingreleasable inde- Jendentiy of said gaging means to permit he leading: edge of the sheet to be iutro din-ed and gagged,

li in a writing; machine, the combination with a revoluble platen whose printing line is at the front thereof, of a releasable teed roll to run upon the rear or introductory side of the platen, means normally holding said feed roll against the platen, and independentmeans betwe the botton'i of said platen and its front printing line and extending: over the main portion of the length of the platen, to be a universal guide for both zagino; and feeding the win'lt'shect, wl'iereby at the "mo-- ment of squaring the 'wmfir-sheet against the gaging means, a (jamsiderablo e 'tent of the platen circumference is overt by said sheet, insuring positive feeding of the worksheet in its trued position; the said rear feed roll being movable to poru'litthe sheet to be placed against the gaging means by the operatorv in a lypewriting machine, the eombit h a revoluhle platen whose printii H at the front thereof, of a feed roll to run upon hlltlfpltli't'fil at the rear tlltl'QOf,

worl :-sheet between said feed roll being: releasable to admit of ti 1e inlrodiwtion of a said feed roll and said platen, means nor-' mally holding); said feed roll against the platen, and movable gaging meanslocal-ed between said. teed roll and the printing line, and extending over the main portion of the length of the platen, said feed roll and said gr zing: means being iiulepiaulently support: d and separateiy movable lo and from the platen.

ltl. in a front-strike-lypewriting machine,

sure roll, means normally holding said pressure roll against the platen, means for eastinn' off said rear pressure roll, and independently supported means intermediate the printing line and said rear pressureroll, extending over the main portion of the platen length as a universal guide for alining the leading edge of a work-sheet while said pressure roll is cast off.

17. In a front-strike typewriting machine, the ':onibimition with a front pressure roll and. a rear pressure roll, of means for moving said rear pressure roll away from the platen without disturbing said front pressure roll, said front: pressure roll extending over the main portion of the length of the platen between thercar pressure roll and the line of printing on the platen to be a universal guide for the work-sheets.

18. In a front-strike typewriting machine, the combination with front and rear pressure rolls havingscpaate supports, ofa platen, paper fingers embracing the front of said platen, and an independent rod supported beneath said front pressure roll on which said paper fingers are mounted, said paper fingers having a return forward bend to enable them to be clear from said front roll for adjustment across the face ofsaid platen.

1!). In a typcwriting machine, the combination with a rotatable platen and a, paper table therefor, of arms on which Said paper table mounted, a pressure roll separated from said paper table and journaled on said arms, the introductory portion of said pressure roll lying in advance of the forward edge of said paper table, that said pressure roll may receive work-sheets leaving said paper table, and pivots around which said arms swing.

20. In a front-strike typewriting machine, the combination with a paper table and a rear pressure roll, of a platen around which a work-sheet is passed from said paper ta ble, means normally and rcleasably holding said roll against said platen, a front pressure roll continually bearing against the platen and extending over the'main pbrtion of the platen length to be a universal guide in both gaging and feeding the work-sheet, and paper fingers continually bearing against the platen in advance of said front pressure roll.

21. In a typewriting machine, the combination with a rotatable platen having a front pressure roll, and a paper table behind said platen, of a rear pressure roll co-extcnsive with the platen and adapted to receive a worksheet from said paper table, and a connection from said paper table to said rear pressure roll whereby the. depression of said' paper table will movesaid' rear pressure roll clear of the platen with out disturbing said. front pressure roll said rear pressure roll lying between said paper table and its fulcrum, whereby the movement of said rear pressure roll is in the same direction as that of said paper table.

22. In a typewritin machine, the atombination with a rotate le platen and a pa per table behind said pia en, of a rear pres sure roll co-extensive Wit the platen and adapted to receive a work-sheet from said paper table, a connection from said paper table to said pressure rolLwhereby the depression of said paper table will move said pressure roll clear of the platen, said rear pressure r011 lying between said paper is ble and its fulcrum, whereby the movement of said. rear pressure roll is in the same direction as that of said paper table, a per apron beneath the platen, and a front the combination with a weenie pressure roll continually bearing against the platen. i

23. in a front-strike typewriting machine, platen, of a from pressure roll beneath said platen and extending over the main portion of the laten length to be e universal guide in bot gagingend feeding the Work-sheet, a rear pressure roll, said front pressure roll lying between said rear pressure roll and the printing line on the platen, a aper table behind said platen, connections etween said table and the rear pressure roll, and means for casting oil the rear pressure r011, by pressure on said table, separately from the front pressure reii.

. ,BURNHAM C. 'STIOK NE Yr Witnesses If. E. Amxmmsn, ad. A. Renew,

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