US2026849A - cash register - Google Patents

Description

Jam. 7, 1936. H. SADGEBURY 2,026,849

CASH REGISTER Original Filed Sept. 25, 1926 Zhwentor Herman F. Sadgebu Ty His attorney Patented Jan. 7, 1936 UNITED STATES PATENT orries CASH REGISTER Herman F. Sadgebury, Dayton, Ohio, assignor to The National Cash Register Company, Dayton, Ohio, a corporation of Maryland Original application September 25, 1926, Serial No. 137,664, new Patent No. 1,957,671, dated May 8, 1934. Divided and this application tober 12, 1933, Serial No. 693,268

4 Claims. (01. 16447) This invention relates to improvements in cash the latter being an eccentrically mounted disk. registers and accounting machines of the type The cam I8I cooperates with a roller I82 on an shown and described in Letters Patent of the arm I83 loosely mounted on the shaft 8!. The United States, No. 1,742,701, issued to Frederick other cam I88 cooperates with a curved member 5 L. Fuller on January 7, 1930. More specifically, I8I which is rigidly secured to the shaft 8!, a 5 the present invention is an improvement in paspring I85 being stretched between the members per severing mechanisms, and is a division of the I88 and I84. Normally this spring has very little application for Letters Patent of the United tension, but when the shaft 28 is operated the States of Herman F. Sadgebury, Serial No. 137,- eccentrically mounted disk I8I will rock the arm 10 664, filed September 25, 1926, now Patent No.. I83 tensioning the spring I85, and, by the move- 10 71, issued on May 8, 193 1. ment of the cam I88 against the curved member One object of the invention is to provide an im- I88, will further tension the spring I85. At a proved type of paper severing device, which, in certain point in the operation of the machine, the illustrative machine, is spring operated. which, in the embodiment shown, is substantial- Another object is to provide a novel feature ly the beginning of the up stroke of the keys, the of the severing device whereby there is little or no member I84 will drop off the high part of the tension in the spring which causes the knife to cam I88 and, due to the tension stored in the operate, and this spring is tensioned during the spring I85, will rock the shaft 8| counter-clockdown stroke of the operating key. wise quickly and, through an arm I86 attached 2 With these and incidental objects in View, the to the shaft 8|, will raise a pitman I8'I. The pitinvention includes certain novel features of conman I81 is connected to an arm I88 fast to a struction and combinations of parts, the, essential shaft I89 which is journaled between the upper elements of which are set forth in appended ends of the side frames 47 and 48. The shaft claims and a preferred'form or embodiment of I89 carries a pair of forwardly extending arms 5 which is hereinafter described with reference to I96 (Fig. 2) fitting in slots formed in a slidable the drawing which accompanies and forms a part guillotine knife I9 I. This knife cooperates with of this specification. a stationary knife I82 which is suitably apertured of Said drawing so as to permit the check strip to be projected Fig. 1 is a side elevation of the novel paper sevthrough said aperture. The knife I9I is urged ering mechanism. against the stationary knife I92 by a pair of arms 30 Fig. 2 is an edge View of a portion of the mecha- I83, both of which are loose on the shaft 53 but IliSm Of Fig. 1. are urged rearwardly by springs I94. Rocking of the shaft I89 through the pitman I81 will force the knife IQI downwardly and by means of the The main cam shaft 26 is given one complete cutting edges on the latter as well as the knife 35 rotation, for each operation of the machine, upon I92 will sever the advanced check strip. depression and release of the usual press-down As the shaft 26 completes its cycle, the cam I8I amount keys in key-operated machines of the revolves to the position shown in Fig. 1, relievtype shown in the above mentioned Fuller Pating the tension in spring I85. The cam I80 also ent No. 1,742,701, and in the parent case, Serial revolves to the position shown in this figure and 40 moves the curved member I84 and the arm I86 The cliecks, issued by the present machine, are clockwise a small amount about the shaft 8 I, raisdrawn from a check roll 92 (Fig. 1), the paper ing the knife I9I away from the opening in the being wound upon the usual form of spool 93. stationary knife I92 to allow the check paper to The free end of the paper is led between type be again fed over the type wheels. 45 wheels 54 and a platen'or hammer I40. While the form of mechanism herein shown After the check paper has been fed over the and described is admirably adapted to fulfill the type carriers and printing has been effected it is objects primarily stated, it is to be understood desirable to cut the printedportion from the rest that it is not intended to confine the invention of the strip so as to form a check which may readto the one form or embodiment herein disclosed, 50 ily be withdrawn from the printing mechanism. for it is susceptible of embodiment in various The paper severing devices in the illustrative forms all coming within the scope of the claims machine comprise, as shown in Fig. 1, two cams which follow. attached to the driving shaft 26, one designated What is claimed is: 55 by reference character I88, and the second I8I, 1. In an accounting machine, a ticket sever- 5 Detail description ing mechanism comprising a stationary knife, a movable knife, means for urging the movable knife toward the stationary knife, means for retracting the movable knife and thereby storing energy in the first mentioned means and additional means for further storing energy in said first mentioned means while said movable knife is being retracted.

2. In an accounting machine, a ticket severing 10 mechanism comprising a stationary knife, a movable knife, a spring for urging the movable knife toward the stationary knife, a shaft, means on the shaft for retracting the movable knife and thereby partially tensioning the spring, upon rotation of the shaft, and additional means on the shaft for tensioning the spring simultaneously HERMAN F. SADGEBURY.

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