US874010A - Type-cleaner. - Google Patents

Description

PATENTBD DEC; 17, 1907.

B. A. JOHNSON. TYPE CLEANER. Arrmoulon FILED AUG. 7. 1907.

Vvashington, in the-District of Columbia, has" invented certain new and useful Iin rovements in Type-Cleaners, of which the ollowy inserted in the machine like an ordinary'sheet' UNITED sTAT-Es PATENTOFFICE;

ELIZA ANN JOHNSON, OF WASHINGTON, DlSTRICI OF COLUMBIA.

\ TYPE-CLEANER.

Specification of Letters na laterited Dec. 1?, 1907.

Applicationfiled nugust 7' 1907- Serial R0. 387.503}

To all whom itmay concern." I

Be it known that ELIZA ANN JorrNsoiv, a citizen of the United States, residing at midis a specification. r I

' y invention relates to type-cleaners for typewriting' machines, and has for its object to provide a sim can readily be p aced in position in the apercarriage and removed therefrom' without fingers.

having a face of textile fabric or other suitable absorbent material and a suitable reinforcing backing, as will more particularly a pear from the detailed description and t e appended claims.

eferring to the drawing-Figure 1 which IS a perspective view of the device, the letter represents a sheet of textile fabric or other absorbent material, and theletter B a backing for the same. Fig. 2 represents a cross section of the device, letters A and B designating the absorbent material and back-- mg as in Fig. 1.

"The sheets composing the device are suitstance, and preferably with the backing folded over the ends of the textile fabric as shown.

I am aware that many kinds of absorbent material are well adapted for the facing sheet, but I have found b pur ose. This fabric has a rough or uneven sur ace WhlCi iadily enters the depressions in the faces 0': re types and serves in connection with the nap to remove therefrom by abrasion and absorption all foreign matten The back may rial that will the sheet of a alsobe of any suitable mateproperly reinforce and support sorbent material, whereby the 1e and efli cient device'which' My invention consists inia composite sheet also aware that it has sheet having a face of experiment that ordinary coarse cotton 0 oth is best suited for the mg machi composite sheet may be, placed. in the papercarriage; but I have found that a somewhat wise dimensions which ofpaper-and to be acted upon andadjusted by the paper-feed mechanism of the machine. a

' the use of the device the in'kribbon'is pushed aside and the sition with'its absorbent face-towards the types; the keys are then operated in the usual cleaneris placed in p0- wayandythe types forced against the uneven faoe'o'fthe cloth. It is obvious that the use ofadcvice of the kind'described will nottend to destroy the alinement of the types, nor in jure their faces. a

I- am aware that type cleaners in the form of machine attachments are old, and I am been roposed to employ a strip of pre ared felt eld in place by the paper-guides ut, so far as I am aware, I am the first to provide a means of sheet-like dimensions for cleaning t es which can be inserted in the carriage alibi manipulated by the paper-feed ofthe machine like an ordinary sheet. of pa er.

What '0 aim is: A type-cleaner comprising a composite paper, the face and back being suitably united; such sheet having substantially the same width-wise dimension as a sheet of typewriting paper and of-a suitable-length 75. cloth and a back of whereby it can be adjusted, longitudinally by the paper feed mechanism of the typewritne. In testimony whereof I affix in presence of two witnesses. p

v ELIZA ANN'JOHNSON. Witnesses:

RoBER'r R. BROWN, D.- MURRAY STAUFFER.

my signature,

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