US1330603A - Repeating attachment for phonographs - Google Patents

Repeating attachment for phonographs Download PDF

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US1330603A
US1330603A US236209A US23620918A US1330603A US 1330603 A US1330603 A US 1330603A US 236209 A US236209 A US 236209A US 23620918 A US23620918 A US 23620918A US 1330603 A US1330603 A US 1330603A
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record
arm
stylus
tone
movements
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US236209A
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Hubert A Myers
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    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/02Arrangements of heads
    • G11B3/08Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers
    • G11B3/095Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers for repeating a part of the record; for beginning or stopping at a desired point of the record
    • G11B3/0952Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers for repeating a part of the record; for beginning or stopping at a desired point of the record using automatic means
    • G11B3/0955Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers for repeating a part of the record; for beginning or stopping at a desired point of the record using automatic means using mechanical means for detecting the end of the recording

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  • Patentedfleb. 10 1920- 2 SHEETS-SHEET 2.
  • This invention relates to an attachment for plioiiographs, and particularly to means automatically operable at a predetermined lpoint in an inward movement of the tonearm to return it to initial playing position.
  • rlfhe object of my invention is the provisionof a simple and eiiicient mechanism of' the class described, which is automatically operable, at a predetermined point'in an inward movement of the associated tone-arm, to raise the stylus from eugigement with the record, quickly return the arm and attached mechanism to initial playing position', and then lower the stylus to lengage the record to repeat the playing of the piece, such repeating action being successively continued until the machine runs down or is stopped.
  • a further object of the invention is the provision of simple and efficient means for retardiiig the downward swinging or record engaging movement of the customary stylus of machines of the class described when adjacent to the record, whereby the stylus is caused to lightly engage the record even though the sound-box or part by which it is carried may be. dropped, thus preventing injury to the record which so frequently occurs by reason or' the accidental or careless dropping of the sound-box andstylus thereon.
  • FIG. 3 is an enlarged side elevation of the rotary escapement controlled member of the attachliicnt, with such member in stylus raising engagement with a record.
  • Fig. 4c is a similar view, with the member out oic engagement ⁇ with the record, o r in playing position.
  • Fig. 5 is a perspective view oi vthe mechanism embodying my invention, with the tone-arm towhich it is secured partially broken away and with the rotary member in record engaging or stylus lifting position.
  • Figs, 6 and 7 are enlarged fragmentary top plan views of the attachmen-t, with parts broken away and with the rotary member in record engaging position in one and released position in the other, and F ig. 8 is a side elevation of the outer escapen1ent-operating trip means in operative relation to the rotary record carrying table oit' the machine.
  • 1 designates the case of a phonograph on the top of which is mounted the customary rotary table 2, on which a record 8 is centered by a pivotstud 4 rising from the center of the table through and above a center opening in the record, as well understood in the art.
  • the customary tone-arm 5 is adapted to extend over the table 2 from one sidethereof for horizontal swinging movements relative thereto, and attached to the free end of this arm, in the case of a victi'ola,lis a vertically swinging gooseneck 6, which carries a sound-box 7 at its free end.
  • the record engaging stylus projects from this sound-box, as is well undei stood in the art.
  • the mechanism embodying the invention comprises a frame-arm S, which'is rigidly clamped to the goose-neck 6 adjacent to its iniierend by a clamping means 9, and has its rearwardly projecting arm provided with a cross-head 10 at the rear of the goose-neck and, in the present instance, substantially at right angles to the axis of the tone-arm 5.
  • Bearing-ears 1l 'project upward from the inner end of the cross-arm and a check-lever 12 is pivoted'to such ears for vertical rocking movements.
  • the short arm of this lever projects under the tone-arm and carries an adjusting screw 13 f or ,upward contact against the under side of the tone-arm, and the other or long arm of the 'lever pivotally gagement with the record, as hereinafter more fully described.
  • the periphery of the j carries a dash-pot 14, which works doW I1 over a plunger 15, the stem 16 of which is pivotally anchored at its lower end to the adjacent end portion of the cross-arm 10, as best shown in Fig. 2.
  • a post 17 projects downward from the forward end of the frame-arm 8, being preferably attached thereto for rotary horizontal adjustment, and carries a forwardly projecting fork 18 at its lower end.
  • a shaft 19 connects the free end portions of the arms of this fork, being journaled therein for free rotary movement, and an escapement-wheel 20 is fixed to the shaft for rotary movements between the fork-arms.
  • This wheel carries a roller 21 at one side of its axis, with the periphery of said roller at the outer side of the roller axis, substantially tangential to the circle of the wheel periphery to serve as a rolling ⁇ support for said wheel when in enwheel 20, at a different side.
  • the portions of the wheel periphery which connect the portion thereof carrying the roller 21 and the portion 22 are preferably' connected by arcuate portions 23 and 24.
  • the roller 21 and surface 22 are preferably disposed at an angle to each other which is greater ⁇ than a right angle so that when the' surface 22 is adjacent to a record the roller 21 will be disposed at the rear side, in the present instance, of a vertical line intersecting the axis of the wheel.
  • An escapement-lever 25 is fulcrumed for horizontal rocking movements to the lower end portion of the post 17 and is disposed, in the present instance, in a slot 26, which is provided longitudinally in the fork 18.
  • This lever is provided with a pair of escapementfingers 27 and 28, which project transversely from the lever, one at each side of its fulcrum and in straddling relation to the inner or adjacent edge portion ofthe escapement wheel 20. Vhen the lever is rocked in one direction the finger 27 engages under a stoppin 29 projecting from the side of the wheel 20 in advance of the axis of the roller 21,
  • stop-pin 29 is so positioned with respect te the roller 21 and portion 22 of the escapement-wheel that when in stop contact with the escapementfinger 27, as shown in Figs.
  • the surface 22 is adjacent to and substantially parallel to the surface of a subjacent record and the roller 21 is disposed at the rear side of the wheel axis in such position that when the pin 29 is released from engagement with the escapement-linger the additional weight of the side of the wheel which carries the roller 21, which weight may be in said roller, causes an automatic turning of the wheel in counterclockwise direction to place the. roller into wheel supporting engagement with the subjacent record.
  • the movement of the roller 21 to this position is augmented by the arcu ate surface 23 thereof being engaged by the top rotating surface of the record, whichro tation is in a direction Ato impart counter# clockwise rotation to the wheel 24: when in engagement therewith.
  • the roller 21 is in wheel supporting engagement with a rotating record and the lever is rocked to disengage' ⁇ the escapement finger 2S from the pin 3() and to place the linger 2T in the path of movement of the pin29, the movement of the record will impart a: forward or counterclockwise rotation to the wheel 2'() and return the wh l to the inoperative position shown in Fig. et from the operative position shown in Fig. 8, the rotation of the wheel being stopped by the engagement of the lpin 29 vwith the escapement finger 27 when the reduced suresy face 22 of the Wheel is in register with,the record.
  • the escapement lever 28 is provided at'its inner end with a pivotally adjustable finger 31, which is clamped at its ⁇ inner end for frictional t'iirning movements-relative to the' lever by a bolt 32, or in any other suitable manner, and is positioned to have contact with the upper projectingend of the record' centering posttot the table when the tonearm 5 and attached parts have swung inward a predetermined extent.
  • the engagement of the finger 31 with the center post during an inward swinging movement of the ⁇ tone-arm imparts a'roc 'ng movement to the escapement lever 25 in a direction to release the escapement linger 27 from the stoppin 29 and the escapement wheel, thereby permitting an automatic or gravity turning of said wheel to place the roller 21 thereof in wheel elevating engagement with the record and e'ecting a raisingof the stylus a ,suiicent extent to free the record.
  • the tone-arm 5 is now free to swing outward and such outward movement is occasioned by the rotating of the record in contact with the roller 21 due tothe relative positions of the axes of the record and tone-arm and to centrifugalaction, as is apparent.
  • the trip member 83 may be carried at one side of the table 2 by a plate or supporting standard 34, which may h'avea part thereof projected under the table and be adjusted radially thereof to permit a varying o'f the point of engagement of the lever with the stop member to meet the requirements or size of the record being played.
  • the trip member 33 is shown as being pivoted to the standard 34 and in the form of a lever with one arm shorter than the other, the long arm being positioned to have stop contact with the escapement lever when a 10 record is being played and a short arrnbeing positioned to have contact with the escapement lever whena 12 record is being played and the member is turned into position therefor.
  • the Weight or pressure of the stylus on a record is the Same as if the attachment were not con-- nected to the goose-neck. lVhen the stylus has lowered into engagement with the record, the escapement wheel 20 is m inoperativeposition, or with its reduced surface 22 adjacent to the record. iV hen the playing of the record is completed, the tripping of the escapement lever 25, to release the finger 27 -from stop engagement with the pin 2i), will be effected by engagement of the lever finger 31 with the record center ing stud 4, thus permitting an automatic or gravity turning ot' the escapen'ient Wheel from the position shown in Fig. i, to that shown in Figs.
  • the tone-arm has swung outward a Sufficient extent for the outer end of the escapement lever 25 to engage the trip member 33, such lever is rocked to release the engagement ot' its finger 2S with the stop-pin 30, thereby permitting a return of' the escapement wheel to its inoperative position (shown in Figs. 4 and 7) by reason of the rotating ot' the record in contact first with the roller 21 and then with the peripheral surface 24C of the wheel, as is apparent.
  • the turning of the escapen'ient wheel to its inoperative position lowers the stylus into ei'igagement with the record to repeat the playing of the piece. lt is thus evident that in this manner the playing of a record may be automatically repeated as many times as desired, or until the phonograph runs down or is stopped.
  • a tone-arm mounted for hori'fzontal swinging movements
  • a sound-box carrying member pivotedito said tone-arm 'for vertical swinging movements irclative thereto7
  • a lever carried by said member and extending at one end under said tone-arm to engage and be, rocked thereby at a predetermined point in a lowerine' movement of the member. and'means viehlingly connectingr thc opposite end of said lever and member and operating to rcsist a tone-arm actuated movement of said lever.
  • a rotating member in a phonograph, a rotating member,- a horizontally swinging tone arm overhangling said member.
  • a second arm cari'ied by said tone arm tor vertical swinging movements relative thereto and having a stylus for engagement with the men'iber, an element movably'carried by said second arm and movable into and out ot stylus elevating engagen'ient with said member.
  • said members coacting with said element, when in operative position, to impart an outward swinging movement to said toile arm and to move the element to inoperative position when released tor Isuch purpose.
  • a phonograph a horizontally swinging arm, a stylus carrying member carried bv4 said arm tor vertical movements relative. thereto, a rotating record, a member elevating element movahly connected to said member and operable, when in one position, tocoact with the record to elevate the member relative thereto, swing said arm outward and then move the element to lower the member into playing position, and means automatically operable to periodically engage and release, said element to pei'- mit intermittent movements thereof.
  • a phonograph a horizontally movable arm, a stylus carrying member carried by said arm t'or vertical movements relative thereto, a rotating record, a rotatable member elevating element lmovably connected t0 said member and operable, when in inoperative position ot' its movement, to stand tree ⁇ l'rom said record, and when in operative position oi its movement, to eoact with the record to elevate the member relative thereto, 'movel said arm outward a predetermined extent and then move the elenient to inoperative position to lower the member to place its stylus into engagement. with the record, and means automatically operable,
  • a phonograph a horizontally movable arm, a stylus carrying member carried by said arm for vertical movements relative thereto, a rotating ⁇ record su'bjacent to the stylus ot said member, a rotatable member elevating' element connected to said member and having a peripheral portion which, when adjacent to the record, stands spaced therefrom when the member 'is resting,
  • a'phonograph a horizontally movable tone-arm ⁇ a stylus carrvi-ng member carried by said arm torvei'tica'l movements relative thereto ⁇ a rot-ating recoird 'subjacent to said member.
  • a rotatable member elevating element connected to the member and having a portion at one side of its axis which normally moves into record engaging position to eoact therewith to elevate the member tree trom the record and which is provided with an anti-friction record en.- gaging surtace, move the member and arm outward a predetermined extent and then turn the element to disengage the record and lower the member, and escapement mechanism eoacting with lsaid element to control its rotation and automatically operable. at predetermined points in the inward and-outward movementsof the arm, to permit said element to move, respectively, to member elevating and lowering positions.
  • a horizontally movable tone-arm a stylus carrying member carried b v said arm for vertical movements relative thereto.
  • a rotating record subjacent to said member, a rotatable member elevating element connected to the member and having a portion at one side of its axis which normally moves into record engaging position to coact therewith to elevate the member relative to the record and which is provided with an anti-friction record engaging surface.
  • an ico escapement lever ulrumcd adjacent to said lever being automatically rocked in one direction when the tone-arm is at a predetermined point in an inward movement thereof, and vice versa when the tone-arm 5 is at a predetermined point in anoutward movement thereof.
  • l a subjacent rotating record, la frame fixed to saidrmember, a rotatable member elevating means carried by said frame and having a. portion at one side of its axis which normally moves into record engaging position l to coact therewith to elevate saidv member to free its stylus from the record, move the tone-arm outward a predetermined extent, and then turn the means t0 disengage the record and lower the member, and mechanism normally holding said means against rotation and automatically operable, at a predetermined point in each stroke of the tone-arm, to release the element.
  • a subjacent rotating record a frame fixed to said member, a rotatable member elevating means carried by said frame and having a portion at one side of its axis which normally moves into record engaging position to eoact therewith to elevate said member to free its stylus from the record, move the tone-arm outward a predetermined extent,
  • an escapement lever carried by said frame and coaeting with said means to permit predetermined step-by-step rotary movements thereof when the lever is rorked, and means positioned to engage and rock said lever in different directions at a predetermined point in each stroke of said arm.
  • a horizontally swinging tone-arm stylus carrying means carried by said arm for vertical movements, a subjacent rotating record, mechanism connected to said means and automatically operable,
  • tone-arm to engage and coperate with the record to raise the means to release its stylus from the record, swing the tone-arm Outward a predetermined extent and then lower the meansl to engage its stylus with the record ⁇ and means carried by said stylus Carrying means for eounterbalanf'ing the weight of the mechanism on the stylus carrying means and adapted to coaet with the tonearm to retard a lowering ⁇ of said last means,
  • mechanism connected to said member and automatically e5 operable, at a predetermined peint in one stroke of the tone-arm, to engage and cooperate with the record to raise the member to release its stylus from the record, swing the tone-arm outward a predetermined eX- tent, and then lower the member to engage its stylus with the record, and means counterbalancing the weight of said mechanism on the member and operable to yieldingly retard the record engaging movements of the member stylus.
  • a horizontallyI and vertically movable stylus carrying member In a phonograph, a horizontallyI and vertically movable stylus carrying member, a rotating record subjacent to said member, a member elevating element movably connected to said member and operable, when in one position, to coaet with the record to elevate said member relative thereto, move it outward and then lower the member into playing ⁇ position, and means-automatically operable to periodically enga-ge and release said element to permit intermittent movements thereof.
  • a. phonograph a stylus carrying member mounted for vertical and horizontal movements, a rotating record subjacent to said member, elevating means movably connected to said member and operable, when in one position relative to the member, to coact with the record to elevate the member to free its stylus from the record, swing the member outward a predetermined extent and then move said means to lower the member to place its stylus in engagement with the record, and means automatically operable at a predetermined point in the inward and 10,0 outward swinging movements of said member to permit said first means to move respectively to member elevating and lowering positions.
  • a phonograph a stylus carrying member mounted for vertical and horizontal movements, a rotating record subjacent thereto, an elevating means movably connected to said member and operable, when in one position of its movement relative to the member, to eoact with the record to elevate the member to free its stylus from the record, swing the member outward a predetermined extent and then move said means to lower the member to place its stylus in engagement with the record, said means having spaced stops thereon, and an escapement lever fulcrumed adjacent to said means and having fingers which alternately engage first one and then another of said stops when the lever is rocked, said lever being automatically rocked in one direction when thetone-arm is at a predetermined point in an inward movement thereof, and vice versa, when the tone-arm is at a predetermined point in an outward movement thereof.
  • a stylus carrying member mounted for vertical and horizontal movements, a rotating record subjacent to the stylus of said member, a. rotatable member elevating element connected to said member and having a peripheral portion, which, when adjacent to the record, stands spaced therefrom when the stylus carried by the member is resting on the record, and
  • escapement mechanism coacting with said element to control. its rotation and automatically operable at predetermined points in the inward and outward movements of said arm to permit predetermined rotary movements of the element.
  • a stylus carrying member mounted for horizontal and vertical' movements, a subjacent rotating record sup-- port, and mechanism connected to said mem ⁇ ber a'nd automatically operable, at a predetermined point in a horizontal stroke of the member, to engage and coperate with a record on said support to raise the member to release its stylus from the record, swing the member outward a predetermined eX- tent, and then lower the member to engage its stylus with the record
  • the record engaging part of said mechanism comprising a rotatable element which is rotatable in one direction only to engage and release the record.
  • a horizontally and vertically movable stylus carrying member a rotating record subjacent to said member, a rotatable member elevating element connected to said member and operable, when at one point in its rotation, to coact with the record to elevate said member relative thereto, move it outward and then to' rotate to lower the member into playing position,
  • escapement means automatically operable to periodically engage and release said element to permit intermittent rotarymovements thereto.
  • a horizontally and vertically movable member carrying a stylus, a rotating record subjacent to said mem-i ber, rotatableniember elevating means carried by said member-and operable, when in one position to permit the stylus of said member to stand free from'engagement with the lrecord and when in another position -to engage the record, said means being operable both by gravity and by the rotation of the record to move from released position to record engagingposition and being operable by the rotation of the record to move from record engaging to released position, and

Description

H.'A. MYERS,
REPEMING AHACHMENT ron PHoNoGRAPHs.
APPLICATION FILED MAY 23; 19ML l l .Patented Feb, l0, i920.
'2 SHEETS-SHED 1- //V//////////////, g miiiiiiil-xn 4- H. A. MYERS.Y
REPEATING ATTACHMENT FOIR PHONOGRAPHS. APPLICATION FILED MAY 23| 1918.
. Patentedfleb. 10,"1920- 2 SHEETS-SHEET 2.
tu?? y INvNTon.
ma. f
HUBnarA. MYERS, 0F TOLEDO, omo.
REPEATING ATTACHMENT FOR'PHONOGRAPI-IS.
insonne.
Specification of Letters Patent.
Patented Feb. 10, 1920.
Application filed May 23, 1918. Serial No. 236,209.
To UZZ 'whom it may concern.'
Be it known that I, HUBERT A. Mriiiis, a citizen of the United States, and resident of Toledo, in the county of Lucas and State of 4Ghin, have inventeda certain new and useful Repeating Attachment for Plionographs;
and l do hereby declare the following to be a full, clear, and eXact description vof the invention, suoli as will enable others skilled in the art to which it appertains to make and use the saine, reference being had to the accompanying drawings, and to the characters of reference marked thereon, which form a part of this specification'.
This invention relates to an attachment for plioiiographs, and particularly to means automatically operable at a predetermined lpoint in an inward movement of the tonearm to return it to initial playing position.
rlfhe object of my invention is the provisionof a simple and eiiicient mechanism of' the class described, which is automatically operable, at a predetermined point'in an inward movement of the associated tone-arm, to raise the stylus from eugigement with the record, quickly return the arm and attached mechanism to initial playing position', and then lower the stylus to lengage the record to repeat the playing of the piece, such repeating action being successively continued until the machine runs down or is stopped.
A further object of the invention is the provision of simple and efficient means for retardiiig the downward swinging or record engaging movement of the customary stylus of machines of the class described when adjacent to the record, whereby the stylus is caused to lightly engage the record even though the sound-box or part by which it is carried may be. dropped, thus preventing injury to the record which so frequently occurs by reason or' the accidental or careless dropping of the sound-box andstylus thereon.
rllie invention is fully described inthe following specification, and while, in its broader aspect, it is capable ot embodiment in numerous forms, a preferred embodiment there,- of is illustrated in theaccompanying drawings, in which- Figure 1 is a plan view of a portion of a phonograph embodying my invention and in playing position. F ig. 2 is an enlarged sectional detail taken on the line 2-2 in Fig. 1
of a portion of the means employed to check the downward or recordengagiig movement of the stylus-arm. Fig. 3 is an enlarged side elevation of the rotary escapement controlled member of the attachliicnt, with such member in stylus raising engagement with a record. Fig. 4c is a similar view, with the member out oic engagement `with the record, o r in playing position. Fig. 5 is a perspective view oi vthe mechanism embodying my invention, with the tone-arm towhich it is secured partially broken away and with the rotary member in record engaging or stylus lifting position. Figs, 6 and 7 are enlarged fragmentary top plan views of the attachmen-t, with parts broken away and with the rotary member in record engaging position in one and released position in the other, and F ig. 8 is a side elevation of the outer escapen1ent-operating trip means in operative relation to the rotary record carrying table oit' the machine.
Referring to the drawings, 1 designates the case of a phonograph on the top of which is mounted the customary rotary table 2, on which a record 8 is centered by a pivotstud 4 rising from the center of the table through and above a center opening in the record, as well understood in the art. The customary tone-arm 5 is adapted to extend over the table 2 from one sidethereof for horizontal swinging movements relative thereto, and attached to the free end of this arm, in the case of a victi'ola,lis a vertically swinging gooseneck 6, which carries a sound-box 7 at its free end. The record engaging stylus projects from this sound-box, as is well undei stood in the art. A
The mechanism embodying the invention comprises a frame-arm S, which'is rigidly clamped to the goose-neck 6 adjacent to its iniierend by a clamping means 9, and has its rearwardly projecting arm provided with a cross-head 10 at the rear of the goose-neck and, in the present instance, substantially at right angles to the axis of the tone-arm 5. Bearing-ears 1l 'project upward from the inner end of the cross-arm and a check-lever 12 is pivoted'to such ears for vertical rocking movements. The short arm of this lever projects under the tone-arm and carries an adjusting screw 13 f or ,upward contact against the under side of the tone-arm, and the other or long arm of the 'lever pivotally gagement with the record, as hereinafter more fully described. The periphery of the j carries a dash-pot 14, which works doW I1 over a plunger 15, the stem 16 of which is pivotally anchored at its lower end to the adjacent end portion of the cross-arm 10, as best shown in Fig. 2.
It will be ,understood that the frame S, 10 is fixedly carried by the goose-neck 6 for vertical rocking movements therewith and that the screw V13 in the cheek-lever 12 is so adjusted that it will normally have contact with the underside of the tone-arm slightly before the stylus carried by the sound-box 7 hasbeen lowered sufficiently to engage the record, thus retarding the further downward movement of the sound-box an'd stylus, due to the retarding action of the dash-pot 11 and plunger 15 on the lever 12. In other words, if the sound-box and goose-neck are suddenly dropped from raised position the sudden downward movement of the same will be stopped slightly before the stylus has engaged the record and the parts will then be permitted to slowly lower so that the stylus will gradually move into engagement with the rec-ord by reason of the checking action of the check mechanism on the gooseneck. This is an important feature of my invention, aside from its use in connection with the repeater mechanism, as injury to the record is prevented lishould the soundbex and goose-neck be accidentally or carelessly dropped from raised position.
A post 17 projects downward from the forward end of the frame-arm 8, being preferably attached thereto for rotary horizontal adjustment, and carries a forwardly projecting fork 18 at its lower end. A shaft 19 connects the free end portions of the arms of this fork, being journaled therein for free rotary movement, and an escapement-wheel 20 is fixed to the shaft for rotary movements between the fork-arms. This wheel carries a roller 21 at one side of its axis, with the periphery of said roller at the outer side of the roller axis, substantially tangential to the circle of the wheel periphery to serve as a rolling` support for said wheel when in enwheel 20, at a different side. of its axis from the position of the roller 21 relative to the wheel axis, is fiattened, as at 22, or such flattened portion is so positioned with respect tothe axis of the wheel that when such portion is disposed immediately over a subjacent record the wheel will be free from peripheral or supporting contact therewith, as illustrated in Fig. 4. The portions of the wheel periphery which connect the portion thereof carrying the roller 21 and the portion 22 are preferably' connected by arcuate portions 23 and 24. The roller 21 and surface 22 are preferably disposed at an angle to each other which is greater `than a right angle so that when the' surface 22 is adjacent to a record the roller 21 will be disposed at the rear side, in the present instance, of a vertical line intersecting the axis of the wheel.
An escapement-lever 25 is fulcrumed for horizontal rocking movements to the lower end portion of the post 17 and is disposed, in the present instance, in a slot 26, which is provided longitudinally in the fork 18. This lever is provided with a pair of escapementfingers 27 and 28, which project transversely from the lever, one at each side of its fulcrum and in straddling relation to the inner or adjacent edge portion ofthe escapement wheel 20. Vhen the lever is rocked in one direction the finger 27 engages under a stoppin 29 projecting from the side of the wheel 20 in advance of the axis of the roller 21,
relative to the direction of turning of said wheel, and when the lever is rocked in the opposite direction the finger 2S engages under a stop-pin 30 projecting from the opposite side of the wheel adjacent to the arcuate surface 24; thereof and intermediate its ends. The stop-pin 29 is so positioned with respect te the roller 21 and portion 22 of the escapement-wheel that when in stop contact with the escapementfinger 27, as shown in Figs. 4 and 7, the surface 22 is adjacent to and substantially parallel to the surface of a subjacent record and the roller 21 is disposed at the rear side of the wheel axis in such position that when the pin 29 is released from engagement with the escapement-linger the additional weight of the side of the wheel which carries the roller 21, which weight may be in said roller, causes an automatic turning of the wheel in counterclockwise direction to place the. roller into wheel supporting engagement with the subjacent record. The movement of the roller 21 to this position is augmented by the arcu ate surface 23 thereof being engaged by the top rotating surface of the record, whichro tation is in a direction Ato impart counter# clockwise rotation to the wheel 24: when in engagement therewith. TVhen the wheel has turned to place the roller 21 thereof in supporting engagement with the record, as shown in Fig. 3the stop-pin 30 will have moved into stop contact with the escapementfinger 28, which now stands in movement ob structing relation thereto, as shown in Fig. G.
Then the roller 21 is in wheel supporting engagement with a rotating record and the lever is rocked to disengage' `the escapement finger 2S from the pin 3() and to place the linger 2T in the path of movement of the pin29, the movement of the record will impart a: forward or counterclockwise rotation to the wheel 2'() and return the wh l to the inoperative position shown in Fig. et from the operative position shown in Fig. 8, the rotation of the wheel being stopped by the engagement of the lpin 29 vwith the escapement finger 27 when the reduced suresy face 22 of the Wheel is in register with,the record.
The escapement lever 28 is provided at'its inner end with a pivotally adjustable finger 31, which is clamped at its `inner end for frictional t'iirning movements-relative to the' lever by a bolt 32, or in any other suitable manner, and is positioned to have contact with the upper projectingend of the record' centering posttot the table when the tonearm 5 and attached parts have swung inward a predetermined extent. The engagement of the finger 31 with the center post during an inward swinging movement of the` tone-arm imparts a'roc 'ng movement to the escapement lever 25 in a direction to release the escapement linger 27 from the stoppin 29 and the escapement wheel, thereby permitting an automatic or gravity turning of said wheel to place the roller 21 thereof in wheel elevating engagement with the record and e'ecting a raisingof the stylus a ,suiicent extent to free the record. The tone-arm 5 is now free to swing outward and such outward movement is occasioned by the rotating of the record in contact with the roller 21 due tothe relative positions of the axes of the record and tone-arm and to centrifugalaction, as is apparent. rFhis outward swinging movement of the arm is quickly eEected and when the arm has reached a predetermined point in such movement the outer end of the escapement lever 25, which is angled for such purpose, .engages a trip member 33, and this effects a rocking of the escapement lever to release the stop engagement of the finger 28 with the pin 30 and to move the finger 27 into the path of'movement et' the pin 29 on the escapement wheel, thus permitting a return of the wheel to its inoperative, position and effecting a lowering ot' the stylus into playing engagement with the record. The trip member 83 may be carried at one side of the table 2 by a plate or supporting standard 34, which may h'avea part thereof projected under the table and be adjusted radially thereof to permit a varying o'f the point of engagement of the lever with the stop member to meet the requirements or size of the record being played. ln the present instance, the trip member 33 is shown as being pivoted to the standard 34 and in the form of a lever with one arm shorter than the other, the long arm being positioned to have stop contact with the escapement lever when a 10 record is being played and a short arrnbeing positioned to have contact with the escapement lever whena 12 record is being played and the member is turned into position therefor.
The operation of my attachment is as follows: The finger 31 and trip member 33 are firstradjusted to suit the record being i played 'so that the finger 31 will cooperate or retarded by the upward engagement off the short arm of the check lever 12 with the under side of the-tone-arm, so that the further downward move-ment of the stylus will only be permitted as the dash pot 14 and plunger 15 relatively move for such purpose.v In this connection it may be stated that the weight of the check mechanism or the portion of the attachment which is disposed in the rear of the goose-neck 6 vis so regulated with respect to the Weight ot the portion of the attachment which is disposed in advance of its point of connection vwith the tone-arm 6 that each of sai/d portions of the attachment preferably counterbalances the other. In this manner, the Weight or pressure of the stylus on a record is the Same as if the attachment were not con-- nected to the goose-neck. lVhen the stylus has lowered into engagement with the record, the escapement wheel 20 is m inoperativeposition, or with its reduced surface 22 adjacent to the record. iV hen the playing of the record is completed, the tripping of the escapement lever 25, to release the finger 27 -from stop engagement with the pin 2i), will be effected by engagement of the lever finger 31 with the record center ing stud 4, thus permitting an automatic or gravity turning ot' the escapen'ient Wheel from the position shown in Fig. i, to that shown in Figs. 3 and 5 to place the roller 21 in engagement with the record to efl'ef-t a raising ot' the stylus from record engaging position. rlfhe raising of the stylus, however. is effected as soon as the peripheral Vsurface 23 of the wheel turns into contact with the record, and. instantly upon the raising of the stylus, the tone-arm and attached parts begin their outward swinging movements by reason of the driving action of the rotating record on the escapement wheel. lVhen the tone-arm has swung outward a Sufficient extent for the outer end of the escapement lever 25 to engage the trip member 33, such lever is rocked to release the engagement ot' its finger 2S with the stop-pin 30, thereby permitting a return of' the escapement wheel to its inoperative position (shown in Figs. 4 and 7) by reason of the rotating ot' the record in contact first with the roller 21 and then with the peripheral surface 24C of the wheel, as is apparent. The turning of the escapen'ient wheel to its inoperative position lowers the stylus into ei'igagement with the record to repeat the playing of the piece. lt is thus evident that in this manner the playing of a record may be automatically repeated as many times as desired, or until the phonograph runs down or is stopped.
While I have particularly illustrated and described my attachment for use in connection with phonographs of the Victor type, it is apparent that it may be attached to the sound-boX carrying members of practically all plionographs on the market with only slight changes in its construction, which manges fall within the scope ot' the invenioiI and claims.
l Wish it understood that my invention is not limited to any specific construction, arrangen'ient or form ot `therparts or to the manner of attaching thereot' to phonogi'aphs ot' different makes and styles, as it is capable of numerous modifi ations and changes without departing `from the spirit of the claims.
Y Having thus described my invention, what I claim as new, and desire to secure by Letters Patent, is I4 l. ln a phonograph, a tone-arm mounted for horizontal swinging movements, a sound box carrying member pivoted to said tonearm for vertical swinging movements relative thereto, a bracket fixed to said member, a levei tulcrumed to said bracket transversely of and extending at one end under said toiie-arn'i, an adjustable ycontact carried by said lever Jfor engagement with said tone-arm at a predetermined point in a lowering movement oft' the member whereby a rocking movement is imparted to thel lever during a continuation ot such movement, and dash potI and plunger means yieldingly connecting the opposite end of said lever and bracket and operating to resist a tonearm actuated movement of said lever.
ln a phonograph, a tone-arm mounted for hori'fzontal swinging movements, a sound-box carrying member pivotedito said tone-arm 'for vertical swinging movements irclative thereto7 a lever carried by said member and extending at one end under said tone-arm to engage and be, rocked thereby at a predetermined point in a lowerine' movement of the member. and'means viehlingly connectingr thc opposite end of said lever and member and operating to rcsist a tone-arm actuated movement of said lever.
2'. ln a ihonograph, a tone-arm, a soundbox carrying goose-neck pivotcd to said arm for vertical swinging movements, and means carried by said goose-neck adjacent to its pivot for vertical swinging moyements therewith and operable to coast with said automatically operable.
and rotatably movable in one direction into and out of record engaging position and adapted, when in record engaging position, to elevate said member relative to the record to tree the stylus therefrom, trip means for successively stopping said rotatable means in record released and engaged positions and automatically operable at predetermined points in the inward and outward movements of said member to release said rotatable means to have rotary movements to respectively engage and release said record. saidrotatable means being automatically movable froni record releasing to eni gaged position, and the rotation of said record actuating a returnof the member to initial playing position when the rotatable means is in engagement with the' record, and.
actuating a return of said means to record released position when released for suoli purpose `by the trip means.
. ln a phonograph,
the combination with a veitically and horizontallymovable sty-v his carrying member and a subjacent r'otatable element, of means carried by said member and operable, when in one position, l
to rest on said element and cope 'ate theref with to impart predetermined vertical and horizontal movements to said member and to move lsaid means to disengage the element. and means operable at predetermined points in a horizontal movement of said member to permit predetermined movements` otsaid first means relative to said member to engage and release said element, saidfirst means being normally movable from element released to element engaging position.
(i. ln a phonograph, the com iination with a vertically and horizontally movablestylus carrying member and a subjacent horizontally rotatable element, ot' an eseapement mechanism carried bysaid member and at a predetermined point in one horizontal iiioy'eiiieiit of said member to engage said element and elevate the member with respect thereto and at a v predetermined point in the opposite, horizontal movement of lthe/member to release the element and lower said member, the movement ot said element in engagei'nent with said mechanism effecting a horizontal movement in one direction of said member and a portion of the operating movements of said mechanism.
7. in a phonograph, the combination with a vertically and horizontally movable member and a subjacent rotatable element, of an cscapemcnt wheel rotatablyl carried' by said member and automatically operable to move from inoperative to operative position when released for such purpose and, when in operative position, to coact with said element to elevate the member with respect thereto.
the rotation of said element. when the wheel is in engagement therewith, effecting an outward n'iovement of the member relative to the element axis and urging a rotation of the wheel in one direction, and escapement means operable at predetermined points in a horizontal n'lovement of said member to permit predetermined step-by-step rotary movements of said wheel.
8. In a phonograph, a rotating member,- a horizontally swinging tone arm overhangling said member. a second arm cari'ied by said tone arm tor vertical swinging movements relative thereto and having a stylus for engagement with the men'iber, an element movably'carried by said second arm and movable into and out ot stylus elevating engagen'ient with said member. means operable at predetermined points in inward and outward swinging movements ot' said arm to release said element to permit it to move, respectively, to operative. and inoperative positions. said members coacting with said element, when in operative position, to impart an outward swinging movement to said toile arm and to move the element to inoperative position when released tor Isuch purpose.
9. ln a phonograph, a horizontally swinging arm, a stylus carrying member carried bv4 said arm tor vertical movements relative. thereto, a rotating record, a member elevating element movahly connected to said member and operable, when in one position, tocoact with the record to elevate the member relative thereto, swing said arm outward and then move the element to lower the member into playing position, and means automatically operable to periodically engage and release, said element to pei'- mit intermittent movements thereof.
10. In a phonograph, a horizontally movable arm, a stylus carrying member carried by said arm t'or vertical movements relative thereto, a rotating record, a rotatable member elevating element lmovably connected t0 said member and operable, when in inoperative position ot' its movement, to stand tree `l'rom said record, and when in operative position oi its movement, to eoact with the record to elevate the member relative thereto, 'movel said arm outward a predetermined extent and then move the elenient to inoperative position to lower the member to place its stylus into engagement. with the record, and means automatically operable,
at predetermined points in a movement of said arm, to release and engage said element Ato permit partial rota-ry movements thereof.
l1. In a phonograph, a horizontally movable arm, a stylus carrying member carried by said arm for vertical movements relative thereto, a rotating` record su'bjacent to the stylus ot said member, a rotatable member elevating' element connected to said member and having a peripheral portion which, when adjacent to the record, stands spaced therefrom when the member 'is resting,
ing with said'element to control its i'otationI and automatically operable at predetermined pointsin the inward and outward movements ot said arm to permit predetermined rotary movements ot said element.
12. ln a'phonograph, a horizontally movable tone-arm` a stylus carrvi-ng member carried by said arm torvei'tica'l movements relative thereto` a rot-ating recoird 'subjacent to said member. a rotatable member elevating element connected to the member and having a portion at one side of its axis which normally moves into record engaging position to eoact therewith to elevate the member tree trom the record and which is provided with an anti-friction record en.- gaging surtace, move the member and arm outward a predetermined extent and then turn the element to disengage the record and lower the member, and escapement mechanism eoacting with lsaid element to control its rotation and automatically operable. at predetermined points in the inward and-outward movementsof the arm, to permit said element to move, respectively, to member elevating and lowering positions.
13. In a phonograph, a horizontally movable tone-arm, a stylus carrying member carried b v said arm for vertical movements relative thereto. a rotating record subjacent to said member, a rotatable member elevating element connected to the member and having a portion at one side of its axis which normally moves into record engaging position to coact therewith to elevate the member relative to the record and which is provided with an anti-friction record engaging surface. move the member and arm outward a predetermined extent and then turn the element.Y to disengage the record and lowerthe member, said element having circumferentially spaced side stops. and an ico escapement lever ulrumcd adjacent. to said lever being automatically rocked in one direction when the tone-arm is at a predetermined point in an inward movement thereof, and vice versa when the tone-arm 5 is at a predetermined point in anoutward movement thereof.
14. In a phonograph, a horizontally movable tone-arm, a stylus carrying member pivoted to said arm for vertical movements,
l a subjacent rotating record, la frame fixed to saidrmember, a rotatable member elevating means carried by said frame and having a. portion at one side of its axis which normally moves into record engaging position l to coact therewith to elevate saidv member to free its stylus from the record, move the tone-arm outward a predetermined extent, and then turn the means t0 disengage the record and lower the member, and mechanism normally holding said means against rotation and automatically operable, at a predetermined point in each stroke of the tone-arm, to release the element.
15. ln a phonograph, a horizontally mov-` able tone-arm, a stylus carrying member pivoted to said arm for vertical movements,
a subjacent rotating record, a frame fixed to said member, a rotatable member elevating means carried by said frame and having a portion at one side of its axis which normally moves into record engaging position to eoact therewith to elevate said member to free its stylus from the record, move the tone-arm outward a predetermined extent,
and then turn the means to disengage the record and lower the member, an escapement lever carried by said frame and coaeting with said means to permit predetermined step-by-step rotary movements thereof when the lever is rorked, and means positioned to engage and rock said lever in different directions at a predetermined point in each stroke of said arm.
16. In a phonograph, a horizontally swinging tone-arm, stylus carrying means carried by said arm for vertical movements, a subjacent rotating record, mechanism connected to said means and automatically operable,
at a predetermined point in one stroke. of the tone-arm,to engage and coperate with the record to raise the means to release its stylus from the record, swing the tone-arm Outward a predetermined extent and then lower the meansl to engage its stylus with the record` and means carried by said stylus Carrying means for eounterbalanf'ing the weight of the mechanism on the stylus carrying means and adapted to coaet with the tonearm to retard a lowering` of said last means,
l?. In a phonograph, a horizontally swing-` ing tone-arm, a stylus carrying member earried by said arm for vertical movements, a
subjacent rotating record, mechanism connected to said member and automatically e5 operable, at a predetermined peint in one stroke of the tone-arm, to engage and cooperate with the record to raise the member to release its stylus from the record, swing the tone-arm outward a predetermined eX- tent, and then lower the member to engage its stylus with the record, and means counterbalancing the weight of said mechanism on the member and operable to yieldingly retard the record engaging movements of the member stylus. n 18. In a phonograph, a horizontallyI and vertically movable stylus carrying member, a rotating record subjacent to said member, a member elevating element movably connected to said member and operable, when in one position, to coaet with the record to elevate said member relative thereto, move it outward and then lower the member into playing` position, and means-automatically operable to periodically enga-ge and release said element to permit intermittent movements thereof.
19. ln a. phonograph, a stylus carrying member mounted for vertical and horizontal movements, a rotating record subjacent to said member, elevating means movably connected to said member and operable, when in one position relative to the member, to coact with the record to elevate the member to free its stylus from the record, swing the member outward a predetermined extent and then move said means to lower the member to place its stylus in engagement with the record, and means automatically operable at a predetermined point in the inward and 10,0 outward swinging movements of said member to permit said first means to move respectively to member elevating and lowering positions.
20. ln a phonograph, a stylus carrying member mounted for vertical and horizontal movements, a rotating record subjacent thereto, an elevating means movably connected to said member and operable, when in one position of its movement relative to the member, to eoact with the record to elevate the member to free its stylus from the record, swing the member outward a predetermined extent and then move said means to lower the member to place its stylus in engagement with the record, said means having spaced stops thereon, and an escapement lever fulcrumed adjacent to said means and having fingers which alternately engage first one and then another of said stops when the lever is rocked, said lever being automatically rocked in one direction when thetone-arm is at a predetermined point in an inward movement thereof, and vice versa, when the tone-arm is at a predetermined point in an outward movement thereof.
21. In a` phonograph, a stylus carrying member mounted for vertical and horizontal movements, a rotating record subjacent to the stylus of said member, a. rotatable member elevating element connected to said member and having a peripheral portion, which, when adjacent to the record, stands spaced therefrom when the stylus carried by the member is resting on the record, and
having a portion, which, when adjacent to the record, has member elevating Contact therewith and is actuated by the rotation of the record to move the member and arm outward a predetermined extent'and then to turn the element to lower the member, and
escapement mechanism coacting with said element to control. its rotation and automatically operable at predetermined points in the inward and outward movements of said arm to permit predetermined rotary movements of the element.
22. In a phonograph, a stylus carrying member mounted for horizontal and vertical' movements, a subjacent rotating record sup-- port, and mechanism connected to said mem` ber a'nd automatically operable, at a predetermined point in a horizontal stroke of the member, to engage and coperate with a record on said support to raise the member to release its stylus from the record, swing the member outward a predetermined eX- tent, and then lower the member to engage its stylus with the record, the record engaging part of said mechanism comprising a rotatable element which is rotatable in one direction only to engage and release the record.
23. In a phonograph, a horizontally and vertically movable stylus carrying member, a rotating record subjacent to said member, a rotatable member elevating element connected to said member and operable, when at one point in its rotation, to coact with the record to elevate said member relative thereto, move it outward and then to' rotate to lower the member into playing position,
and escapement means 'automatically operable to periodically engage and release said element to permit intermittent rotarymovements thereto.
24. In a phonograph, a horizontally and vertically movable member carrying a stylus, a rotating record subjacent to said mem-i ber, rotatableniember elevating means carried by said member-and operable, when in one position to permit the stylus of said member to stand free from'engagement with the lrecord and when in another position -to engage the record, said means being operable both by gravity and by the rotation of the record to move from released position to record engagingposition and being operable by the rotation of the record to move from record engaging to released position, and
' means automatically operable to periodically engage and release said element to permit intermittent movements thereof.
25. In a phonograph, a horizontally swinging tone-arm, a stylus carrying member carried by said arm for vertical movements, a subjacent rotating record support,
Arecord on the support, and means both for counterbalancing the weight of the mechanism'on the member and for retarding the record .engaging movement of the stylus' carrying member.
In testimony whereof I have hereunto signed my name to this specification.
HUBERT A. MYERS.
US236209A 1918-05-23 1918-05-23 Repeating attachment for phonographs Expired - Lifetime US1330603A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2989313A (en) * 1953-04-27 1961-06-20 Hansen Hans Christian Automatic phonographs

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2989313A (en) * 1953-04-27 1961-06-20 Hansen Hans Christian Automatic phonographs

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