Phonograph-Machine. Page: 4 of 8
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UNITED STATES PATENT OFFICE0
BENJAMIN DUBINSK, OF SAN ANTONIO, TEXAS.
PHONOGRAPH-MACHINE.
No. 817,756. Specification of Letters Patent. Patented April 17, 1906.
Application filed June 5,1905. Serial No 263,856.
To al whom it may concern: from the spirit or sacrificing any- of-the ad-
Be it known that I, BENJAMIN DUBINSKI, vantages of the invention. 55
a citizen of the United States, residing at San In the accompanying drawings, Figure 1 is
Antonio, in the county-of Bexar and State of a front elevation of sufficient of a sound-re-
5 Texas, have invented a new and useful Pho- producing machine to illustrate the applica-
nograph-Machine, of which the following is a tion of the invention thereto. Fig. 2 is an
specification. end view of the same, partly in section, on 5o
This invention relates to sound-reproduc- the line 2 2 of Fig. 1. Fig. 3 is a detail per-
ing machines, and especially to a machine of spective view of a portion of the sound-box-
ro that general class in which a plurality of rec- carrying shaft and the lever for rocking the
ords are presented successively to a single same. Fig. 4 is a detail view, partly in sec-
sound-box. tion, of the mechanism for traversing the 65
The principal object of the invention is to - sound-box carriage during the reproducing
improve and'simplify the sound-box-travers- operation. Figs. 5 and 6 are similar views of.
15 ing mechanism and insure uniformity of the same mechanism with the parts in differ-
movement of the same at each operation, a ent positions. Fig. 7 is a sectional elevation
furtheifobject inthis connection being to pro- of the same on the line 7 7 of Fig. 6. Fig. 8 70
vide for the movement of the sound-box is a detail sectional view of a portion of the
away from the record at precisely the same sound-box carriage and its rock-shaft. Fig.
20 point on each record. 9 is a transverse sectional view of the same
A further object of the invention is to pro- on the line 9 9 of Fig. 8. Fig. 10 is a sectional
vide for the returning of the carriage to its view of one of therecord-carrying mandrels, 75
initial or starting position after each repro- showing a record in position thereon.
ducing operation and to prevent premature Similar numerals of reference are employed
25 return movement by so constructing the to indicate corresponding parts throughout
mechanism that the sound-box will be moved the several figures of the drawings.
away from the record before the latter is re- The present application relates to certain 8o
leased and allowed to' start on its return improvements in ,sound - reproducing ma-
movement. . chines of. that general type shown in Letters
30 A still further object of the invention is to Patent No. 773,486, granted to me October
provide for the accurate adjustment of the 25, 1904, and to which reference may be had
position of the sound-box with relation to the for. specific details of construction not shown 85
record in order'toprevent excessive inward or described in the present application.
movement of the sound-box and to provide The .principal working parts of the appa-
35 means whereby- the sound-box is yieldably ratus are supported on a suitable frame, in-
held and is free to move outward to a greater eluding end standards.10 and 11, that are
or less extent during the reproducing oper- provided with bearings for the reception of a '90
ation. shaft 12-, that carries at one end a disk 13, to
A still further object of the invention is to; which are secured a plurality of shafts 14,
40 improve the construction of the record-car- said shafts extending in parallel relation with
riers and to provide means for locking the the main shaft 12 and being connected at
records from longitudinal movement on the their. opposite ends to ring 15. The-shafts 95
carrying cylinders 'or mandrels. . 14 are provided with- reduced threaded ter-
With .these .and other objects in view, as minals adapted for the reception of thumb-
45 will more fully hereinafter appear, the inven- nuts .16, by which they may be firmly clanped
tion. consists in certain novel features of con- - in place, and the ring 15 is provided with
struction and arrangement of parts. herein-' slts for the passge of said shafts in order to o0
after fully described, illustrated in the ac- , permit the convenient introduction and re-
companying drawings, and particularly point- moval of the latter when it is desired to
50 ed out in the. appended claims, it being un- change the records.
derstood that 'various changes in the form, The several shafts are non-evoluble and
proportions, size, and minor details of the 'carry sleeves 17, that may be locked in any 105
structure may be iade without departing - adjusted - position by set - screws :18,-these-
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Dubinski, Benjamin. Phonograph-Machine., patent, April 17, 1906; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth512939/m1/4/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu.; crediting UNT Libraries Government Documents Department.