Патент USA US2108247код для вставки
Feb. 15, 1938. 2,108,247 P. J. B-ELLAVANCE BRACELET AND METHOD OF MAKING THE SAMEy Filed Jan. 28, 1957 . „gw ‘4”’ «Il um 4- a // f’ m Ä/ Patented Feb. 15, 19_38 . _ r- _ l UNITED STATES PATENT OFFICE PauLJ. `Bellavance, Attleboro, Mass. Applicatinn January 23, 1937, Sti'lal N9. 122,767 , 4 Claims. (Cl. _Z9-160.6) This invention relates to an improved bracelet 'and‘method of making the same, and more par- Fig. 5 is a side elevational view, partially in section, of a yportion of the operating mechanism ticularly to a bracelet structure in which the bracelet parts or sections ar’e provided with con- of a power press such asïmay be employed in at»V taching the holding members to the bracelet sec 5 necting means firmly united thereto in a‘novel tions. and, manner and so as to form a fixed union of the parts. _ - y - » ' f5 » the mechanism shown in Fig. 5, taken substan _ One ’object of the invention is to provide a bracelet structure of this character which is cal0 pable of being readily constructed at a relatively small cost, and -one in which the parts are tially along the line 6-6 of Fig. 5. VIn the embodiment of the invention illustrated herewith .I designates generally a bracelet struc- 10 ture, which, as shown, may comprise two sections ñrmly held in operative relation'with each- other lv and 3, although it may be made up of a greater without the use of solder or separate attaching number of sections if desired. means. l5 j Fig. 6 is a_ transverse sectional view `through _ Another object of the invention is the provision of a novel means for securing holding members to the bracelet sections in such a manner y to ñt substantially the wrist of the wearer and 15 are formed from channel shaped metal stock or > are shaped to provide lateral :flanges 4 located 4 that they may be secured in place readily and retained' ñrmly in position without danger oi’ be‘-` 20 coming loose or detached under ordinary conditions of use. ' 'I‘he sections 2 and'3 are each suitably curve . upon opposite sides thereof and extending in» wardly from the inner‘ curved surface of the member. . 20 The bracelet sections 2 and 3 may be hingedly A further object of the invention is the provision of a new and improved method for forming devices of this character by means of simple me-` 5 chanical operations which are capable of being' connected together by means of a hinge holding member 5 provided with _a hinge joint 6 and hav ing plates 'l extending from opposite sides of said hinge joint of such width as to fit substantially 25 readily carried out through easily operated mech- within the iianges 4. The _plates 1 are ñrmly anisms and without the necessity for specialized secured to the adjacent ends of the bracelet sec `and time consuming operations. _ _ tions by having clamping lugs 8 swaged> down ) I Another object of the invention is the provision :zo of novel means for readily securing a holding or other member in a channel shaped jewelry part from -'the inner surface of the flanges 4 into - clamping engagement with portions of the plate 3‘0 1 to clamp the hinged member ñrmly in position . ‘ without the use of separate holding means and ' ln the bracelet sections. in such a manner as not to mar the appearance of the' article by th'e presence of unsightly atVtaching means upon any part of the structure. Aholder catch member I0, provided with a por tion il fitting closely within the iianges 4 of. a bracelet' section, is likewise secured to one brace- 35 ` Other-objects and advantages of theinvention let section by similar clamping lugs 8 swaged f relate to various improved details of construction and novel arrangements of the parts as will be more fully set forth in the detailed description down from the iìanges 4 into clamping engage ment therewith. The holder catch member Ill may be provided with an inclined detent I2 or 40, to follow, similar part for engagement lwith a portion of 40- Referring to the drawing:-- another bracelet -section provided by forming a _ Fig. 1 is a perspective view of an improved recess therein as indicated at I4, the detent I2 bracelet structure made in accordance with my being adapted to enter the recess I4 of the other invention, _ 45 _ Fig. 2 is a side elevational view of a portion of the inner surface of the bracelet shownvin Fig. 1, showing the manner of attaching a hinge member to adjacent bracelet sections, . I bracelet section when the parts are closed to pre vent their separation under ordinary conditions 4r, of wear. A chain I5 or other suitable connector may be attached to the bracelet sections adjacent - to the free `ends thereof for limiting the extent of Fig. 3 is a similar view of aholding catch mem50 ber showing the manner of attaching it to a movement‘of the bracelet sections when opened. The hinge members 5 and catch member IIJ are 50 bracelet section as seen from within the bracelet, designated herein generically as holding members Fig. 4_ is « an enlarged detail sectional view through a portion of a. bracelet section and hold- since 'they serve to hold the ends, of__ the bracelet sections in position relative to each other and are ing member, showing the formation of the 'clamp- _ _ similarly attached to the bracelet sections. 55 ing lug and its relation with the parts, - > While the holding ‘members shown in the type of brace- 55 2 2,108,247 any holding means such as may be employed in within the flanges 4 of a bracelet section and have cutting edges 40 for engagement with the flanges 4 to swage. down there from clamping lugs 8 against. the portions of a holder member connecting the channel shaped section to another fitted therebetween. ment or elements may be adapted to ñt within leñective width of the recess 22 to permit it to let illustratedherein are respectively a hinge and catch member adapted for connecting ends of the bracelet sections together, they may constitute 10 CF1 i In the operation of this mechanism for forming portion of a bracelet structure. Although one particular form of catch for uniting the ends of ' the bracelet structure as above described, upward the bracelet sections is shown, any suitable catch movement of the plungerv rod 2| permits outward structure may be employed for the purpose, it movement of the slidable member 24 under the influence of the springs 26 thus increasing the 10’ being understood that a portion of the _catch ele the flanges 4 of a bracelet section and be secured thereto by y clamping lugs 8 after the manner receive readily the portions ofl a bracelet section or sections to be operated upon. 'I'he bracelet described. section or sections with a holding member or In forming the bracelet structure as above de scribed the bracelet sections 2 and 3 may -be formed in any suitable or desired manner, as by in the recess and the plunger rod operated to move the former head 33 downwardly. members suitably located therein maybe inserted As the plunger rod approaches. the limit of its strip of metal stock-and then bent to obtain the _downward movement the inclined face 30 engages the inclined surface 3| on the slidable member 24 20 20 desired degree of curvature, or the sections may «being out or stamped out from a channel shaped ~ ' be cut or stamped from flat stock and then- to force the slidable member 24 towards the re treated in a suitable manner, as by means of dies, - cess 22 and bring the end portion 25 of the slid to obtain the desired curvature and form the ~ able member into close abutting relation with lateral flanges 4 thereon. In either case the outer surfaces of the br'aceletsections may be the outer face of one of the ñanges 4. The plunger rod then completes itsl downward move 25 given any desired form of ornamentation, by stamping, engraving,4engine turning, or other wise, either in the form of metal stock prior to cutting and shaping the sections -therefrom or wardlythe clamping lugs 8 against those portions ofr the holder member located within and adja ment bringing the cutting edges 40 _downwardly against the ñanges 4 to cut out and force down cent to the flanges 4. This portion of the oper-'ation takes place while the'opposite flanges 4 are The completed bracelet sections 2 and 3 after firmly supported outwardly by the side wall 23 having been given Athe desired shape for incorpo~ >of the recess and- the end portion 25_ of the slid ration into- a bracelet and ornamented in the lable member, and at the 'same time the inner' sides of the flanges 4 'are supported generally ad 35. 35 manner desired for the formation of the com pleted article are then secured together by the jacent to'the cutting edges 4|) by the .opposite attachment of hinge niembers 5, each of which side faces 38 of the former head. In this way a substantially complete support is provided for the may be formed separately from the bracelet sec tions and provided with plate portions 1 shaped flanges 4 while the cutting edges 40 are operating thereon to prevent any, bending or distortion of Y 40 tov fit against one side of adjacent bracelet ,sec the flanges during the swaging operation. Upon tions and closely within the opposite ñanges 4. The manner of connecting holding members- upward movement of the plunger rod 2|, the slidable member 24 again moves outwardly under or the like to the bracelet sections may be ac 30 at any time during the formation of the bracelet sections, as such,`or after their completion. ' complished by means. of a power press or other , suitable mechanism, after the manner indicated ltheinfluence of the springs 26 and the bracelet sections may be removed without binding against 45 in Figs. 5 and 6 ofthe drawing. 'I'he mechanism the side walls of the recess. This method of securing parts to the bracelet shown therein comprises portionsf’of a power press having a supporting plate or bed 20 and a _sections may be followed both in connection'with plunger rod 2|, which may be operated by any the attachment of the hinge ,member and catch suitable power means (not shown): The sup . holder member shown as'well as any other form 50' porting plate or bed 20 may be provided with a , of reinforcing,> attaching or ' holding member curved recess 22 formed in the upper surface which it may be desired to secure in a bracelet thereof for receiving the bracelet sections, which v recess is provided with a fixed wall 23 at one side thereof. A slidable holder member 24 is mounted in the bed 20 and provided with an end portion 25 forming the opposite side wall of the curved recess 22. Spring means 26 are mounted in the bed plate 20 for moving the slidable holder mem 60 ber 24 outwardly from the recess 22 when per section or jewelry element of the general form and character of the‘bracelet sections shown. What I claim is:-- 55 . 1. A bracelet structure comprising- two or more longitudinally curved sections , having lateral ' flanges inbent from ñat stock of uniform thick ness to form internal channels therebetween.. mitted by the plunger rod 2|, said springs abut holding members `connecting adjacent ends of said bracelet sections and each having a portion - with an inclined face 36 adapted to engage anl ing members ~for securing each holding member ting againstsuitable shoulders or supports 28 ' ñtting within the internal channel of one of said which may be threaded into the outer ends of sections and abutting against the lateral flanges the spring receiving channels formed in the slid-, carried thereby, and clamping lugs struck down able member 24. The plunger rod 2| is provided from said flanges engaging portions of said hold 65 ñrmly to a bracelet section. inclined surface 3| carried- by the slidable mem ber 24 when the' plunger rod 2| approaches the .. 2. The method of forming a bracelet structure limit of its downward movement. The plunger which comprises, shaping metal stockA to form a rod 2| is also provided with a former head 33` curved section having lateral flanges, ñttinga 70 having a lowerV surface 35 shaped to conform portion of a holding member between the lateral generally with the curve of the bracelet, and a V flanges adjacent to an end portion of said section, and' striking down portions of the lateral flanges receive the hinge joint 6. The opposite side faces vupon ‘the part of said holding member ñtted be 36,015 the former head are shaped to ñt closely tween theflanges to clamp said holding member 75 transverse recess 36 formed therein adapted to 75 ‘ 2,108,247 to said section while supporting the lateral faces of said ñanges at points adjacent to the struck down portions.“ ci v 3 4. The method of forming a bracelet structure or the like which comprises, shaping metal stock 3. 'I'he method of making a bracelet structure to form a section having- upstanding `lateral which comprises, forming curved sections having flanges,4 ñtting a portion of a member between lateral ñanges extending from one side thereof, ñtting portions of a holding member between the lateral ñanges adjacent to certain of the end the -lateral flanges, and swaging down portions portions of said sections; and striking down por 10 tions oi' the lateral flanges upon the portions of said holding member ñtted therebetween while providing a support for the outerv faces of the ñanges to secure said holding member to said sections while at the same time preventing dis 15 tortion of the ñanges. - of the lateral ‘ñanges upon the part of said mem ber located between the ñanges to form clamping 4 lugs and secure said member to the section while supporting said lateral flanges both outwardly and inwardly at points adjacent to the clamping 10v lugs during the swaging operation to prevent dis tortion of the ñanges during- the' formation of the clamping lugs. ' ' PAUL J. BELLAVANCE.