US1012243A - Clock. - Google Patents

Description

J. (I, BUSBNBENZl CLOCK.

APPLICATION FILED MAYZ, 1911.

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J- J. BUSENBENZ.

CLOCK.

APPLICATION FILED MAY 2.1911.

1,01 2,243, Patented Dec. 19,

UNITED STATES PATENT OFFICE,

JACGB J. BUSENBENZ, G1 GEIICAG O, ILLIEIOIS, ASSIGNOR T DIFFERENTIAL POWER CLOCK COMPANY, 0.1 CHICAGG, ILLINOIS, A CORPORATION OF ILLINOIS.

Lilli lihgliill. fipecification of Letters Patent. Patented jj 19 191 L Application filed May 2, 1911. Serial No. 624,630.

0 F whom-t it may concern: the train 18 In the tube is confined a spi it. lnmun tlnit l, Jiicon J. Bnsnnnnuz, rel spring 30, into the opposite ends of iiilitlll of the "Unit States, residing at which the inner ends of the sleeves 26 and Chicago, in the county ct Cool; and State 28 respectively extend to center the spring.

of Illinois, have invented a. new and useful One end of the spring is fastened to the pin- 3 Iinprmenient in Blocks, of which the t'olion and its other end is fastened to the is o specification. gear 29, as shown in Fig; 2. r

invention relates to an improvement "With the motor-springs 6 and 7 Wound on the long-period clock which forms the up, they coiiperate by their recoil-force in' lo subiect of United States Letters Patent No, gradually unwinding, which may continue 6 973 5%, granted to me Uetoher ith, 1910; for u your or more, to continuously turn the and it is in the nature of modification of pinion 10 in one direction and thereby conthe construct in shown and described in stantly tension the spring throughout its said Letters lf etent. len th by expanding it from its normal con 15, In the accompanying drawings, Figure 1 until further exponsion is arrested isn broken view in sectional elevation of it gegen'ient of a. notion of the spring f clock en'ihodying' my improvement; 2 with the constricted tubesection As is an enlarged broken sectional view ot the ti tensioning-oction of the pinion ugsinst niodi"'-:d train-driving spring device, and one end otthe spring 30 proceeds, onlyvso 20 Fig. o is a section on line 3, Fig. 2. much. driving prover is generated in the With the exception of the spring-device, sprmg y expau hng it as th mit f s th parts may be substantially identical expansion 111 the tube-section 22 will per-- with those of my aforesaid patent, though Hu which tensions the 0 posite, drivingthey are shown somewhat differently ar- 8nd 1'' the sprmg j cintl'y to V6 2 5 ranged in the present embodiment of the 001,168 t resistance of e Clock-train and invention. Thus, the case- 3 contains, in a dIWB frame 4 at the side thereof equipped with It will be observed that the s'pringnction ,the glass-covered dial 5, the storedpower in the present case is a mere reversal of that motor, in the form of two similar fiatin the embodiment of my invention Shown 30 spring coils 6 and 7 carrying corresponding {ind described in said patent, involving, as

I gears 8 and 9 mesh ng with an interposed it does, tensioning the spring by expanding ,pinion 10 and adapted to be Wound at keyit against :1 stop surrounding a section 3 arbors 11, 11, through the dial; and detentthereof, instead of contraotin the springmechanism 12 is provided on each spring about a stop Within a section tereof, is in 35Tl18 clocletmin 13 turns shafts 14 and 15, that patent. In both instances the power as usual, carrying, respectively, the hour initially exerted by the primer motor is and minute hands 16 and 17. abnormally great'-say severe hundred From a horizontal shelf 18 supported in pounds-end as the motor-springs run down the case rises 21 post 19 terminating in a the power becomes less and less until it is 40' barrel-like support 20 for a horizontal cylin mil, but meantime, so long as any power is drical tube 21 Which contains near the end left in the motor, it must be sufiicient to adjacent to the frame 4 a diametricallydrive the clock-train; the spiral spring can reduced section 22, the tube being fastened not be tensioned, whatever the power exagainst movement in its support, as by a erted upon it by the primary motor, in ex- 45 pin 23. A stud 24: is rigidly fastened to a cess of What the stop-medium will permit,

support 25 on the front side of the case to and the minimum power exerted by the moextend horizontally and uline with the tor will tension the spring to that extent, so longitudinal center of the adjacent end of that the t'rz in -driving end-section of the the tube 21, and on this stud is rotutubly spring is always at the same tension and 50 mounted a sleeve 26 having the pinion 10 actuat'es the clooletrain uniformly, causing formed upon it between its ends. A similar perfect time-keeping of the clock. stud 27 is rigidly fastened to the hack of the W hat I claim, as new and desire to secure case and has rotatably mounted upon it a by Letters Patent is: sleeve 28' like the sleeve 26 and carrying a 1. In a clock of the character described,

55 gear-wheel 29 meshing with the first gear of the combination with a primary motor and one 10:: efiwilfilmg the opposite (swig red 0 the are it by die pevi'eifl of such e1-xpensiml, and. a stop ab'eut the spring in limit the extent of its expansienby the n10- 1301", for the purpose set forth.

In a clock of the character described, the combinatien with a primary meter and. a cioekirain, of a pinion driven by said n10- 4101:, 'eylindl' :11 iu'ee extezlflhg hem-en the pinion and Mail, and provided Wiih a eonttcaeed section and a spiral spring said tube having its ends eonneei'ed 1' 1i ely with sai'ci pinion end iiiein fer Hie .pese s22 forth.

3. In a clock the ehaeacter ieseribed,

spimi maria 31 to the moi??? exi-3 3243 umaiii n with a prin'zzu'y mom and "-u2'I.ii1 of a 'tube-suppmfi' betii'een mid mom? and train, a, cylindrical tube con- 24 fined in said. supperi and provided with a contracted section sleeves retatebiy mount-- Jezm V ILSONW

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