US1454955A - Clock - Google Patents

Description

@aber 52T., 5:22. eral No.

xin-h siiiiipsrs die arms-iure il? .m imei-tis wheei ii-3, em zhs usuai min ie minuta shaft 'hescapsment is shaf m h@ nini s 129:11 01 *she immisiis ends which pm ind. im opposite sides o' above and l in izicioii ofi :i Semin minute space, or six new the. axis o ibs widen ji mph/ig oi? the, han w' ifi, especiaiiy when the mui haii/ lung; imi'iis,

e @ya and injurious in the i im .i

mism. h@ @infect of this iiiven'um m y; sans for prevenmug his sudden g fmriviud 0'? the Clock hands. in

S "zo wizard the moveman of i'ie n i fctimiy if ih@ minute iiziml sn iin" L imei si', :mi zimes.

jumping; instmitaieou v thi. mmm@ spam "Wham :e @invii me. other end to si i is iop View of tim wei' i? 'sm Q5 secca hwy ciociq mechanism ien@ oie the zumntm'e. L* engagemen of the '-ment wheel.

l 1r P. A fiat mambo? upiiim 9nd iooped around the mid is lower end in a po- "wife is a section on iin@ .'--S Gf Fig 3% ivi-Livia i2 is dis an @isc-'Lzlcaliy hiv/'en secondary? c mais {miteui in is zippicauimi is ini @los 1.

e the with of member 27 and to advanre the eseapen'xent wheel one tooth.

to more the minute hand one space fol'wa rd.

in the upward motion ot the verge. how ever. the tower end ot inemher '3S has moved ouml the peripher;r ot' the toothed sleeve and has engaged a tooth ronsiderahlv higher than the one with whieh it is illustrated in engagement in Ifieure :l ot' the drawing. The return movement ot' the verge and armature shat't is opposed hv the inertia wheel 13 which must he rotated h v the member 28 and he ause ot` the relatively heavy weight ot' this wheel and the comparative weakness olt spi-lirer Ztl. i period of' some seconds is required for this movement to take place.

in the eiorh merhanism illustrated. the inerta wheel is eonvenientl)Y mounted on the initiate shaft. hut it will he olivions that it nay he positioned at various points and not limited in this respet. It ma)Y he ipplied., as before stated. to clot-ks ot variins kinds and may in 'tart he made in other sh )es it desired.

living; thus described the invention l clair.) as new and desire to seeure Letters Patent is said movements.

l. ln a elorli meelnlnismthe romhinaJ tion ot' a minute hand and its supporting sha l't. means to impart a step hy step torward movement to said hand.` and an inertia devit-e arranged to eontrol or regulate said forward movements.

2. ln a clot-.lt merhanism. the eomliinm tion with a minute hand and its supportingr sha tft. ot' means to impart a step hy step forward movement to said hand` an inertia wheel` and means tor engaging the minute. hand with the inertia wheel durinjmr tho movements ot the hand to rontrol or regulate said movements.

3. In a elovk mechanism, the. eomhination with a minute hand and its supporting` shal't. ol' means toimpart a step h v step forward movement to said hand. an inertia wheel {reel}v mounted on said shal't. andnneans` l'or engaging the minute hand with the inertia wheel duringr the move,- ments of the hand to control or regulate et, In a eloek mechanism, a minute hand, means for imparting intermittent forward movement to said hand. an inertia wheel tree to turn hut normally at rest. and deviees t'or eonneetinler said means to said iii-- ertia wheelvto restrain and Control the forward movement of the hand.

5. ln a elorlrmechanism. a minute hand. mans for imparting intermittent forward movement to said hand` an inertia wheel tree to turn hut normally at rest, and ratehet meehanism for connecting said means to said inertia wheel to restrain and eontrolthe forward movements of the hand.

In testimonyY whereof I atlix mv signature. 'y

THADDEUS STEPHENS CSNER.

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