US304203A - Combined lock and alarm - Google Patents

Description

(No Model.)

i H. C. JOBRDEN. i -GOMBINED LOCK AND ALARM'.

No. 304,203.y

Patented Aug. 26, 1884.

' UNITED` ASTATES- PATEN OFFICE Hnnnvcnnrsosrnuns Jonnnnn, or KAnsA sf.c1TY, Missoim.

eoMBiNl-:D LOCK ANo ALARM .f -PEcPI'cA-TIOII forming part of Letters Patent No. 394,293, dated August 26,1834, Application lea'netmary 14, 1584.: (x0 man.)

a To all whom it ntf-ty concern?.

Bc it known that 1,' HENRY C. JOERDN, a

' citizen of the United States, residing atKanheaded pin, b, which is secured at its other Y ings.

sas City, in the county of Jackson and State of Missouri, have invented a new and useful Combined Sash-Lock and Burglar-Alarm, of which the following is a specification, reference being had to the accompanying drawsection of the same. Fig. 3 is a perspective' 'view of parts detached.

In the accompanylng throughout the several figures, A represents the box or casing for containing the mecham ism. Upon the upper side'oi` this casing, and

near the front end thereof, is formed a `longitudinal' slot, a, throughwh'ich projects' a end to a sliding boit, G. The casinga A is provided on its front edge with aslot or o pening for vthe passage' of said bolt C, which is held in position and against lateral movement Upon the rear end of this casing is provided a; disk having thereon a'sreries of gur'es or let--y by vertical strips c, secured in said casing, which form guides for'the same to slide'in.

ters.

plate, d, having an indicator,'d. Upon the spindle, below the top ofthe casing A, is rigidly mounted a disk, E, which is provided with aslot or opening, e, and a downwardlyprojecting lug, e. Upon the lower -e'nd of drawings, nr which like 4letters refer to corresponding parts- D represents a spindle,whiejh passes through. an' opening formed inthe. casing at the centerof the disk. Upon this spindle is mounted a this spindle, is loosely mounted another-disk,

teeth, f', which stii spring, Gg, secured in a bracket, g, tothe vided v.".th an upwardly-'projecting lug, g,' which, when the disks are in anormal posi` .tion-that is, having their slots registeringv-that is, one lu'g is on one side,'while the other lug is directly-opposite on the other side of the spindle. Therefore, in operation, the bolt window-casing, the right until gages wththe lug of the lower disk,-and upon it being turned farther vrevolves the'lower disk, and thus locks the lock-bolt; preventing it from beingdrawn back. To unlock the'devce, the

and the upper disk turned to 15 is reached,which brings the slot in' the lower disk in a line with the bolt. The spindle is thenturned to the left to bring the lug directly opposite the lug of thel lower disk, which is '37 thus causing the slots to registerand alnation may be changedby'siniply turning the but the numbers must always have a differvence of scventeen-rthatis, if the indicatoris yplaced at 5, the other number would be 22.

Itwill, however, attempted to unlock this device at night by a party 'trying to gain entrance lthe teeth upon the lower' disk,`engagin`gwfith the spring, which is made very stiff, would create Sufficient noise to alarm the occupants; butin the event it did not awaken them it would be impossible forthe lock` to be opened by one unacquainted with the combination. It will l falso-be seeny that its construction is simple, and

that it'aords a rm and securefastening. It -v A will be further .obvious that the improvements 'may be' applied to' doors, boxes, desired, the teeth upon spring maybe dispensed with when it is used 4upon doors o'r boxes.

bottom of the casing. This disk is'also pro- 55,

occupy a position directlyopposite each other turningis continued to the right until themarkl low the bolt to be pushed back. l The combi'-,

Snc., and,if. the lower disk and the 95 In order" 'to' distinguishfniore clearly'the isc'o'pe, of my invention, I would have it uri- F, provided ywith a slot, f,4 and a series of are adapted to engage -with a is first pushed into the slot or opening in the the lug on its under side en-v hand upon. theshaft to a different number; y

be seen that, should it be tothe house,

derstood that I do not `elaim, broadly, the whenregistering with one another, theiower colnbination,with a spindle mounted to turn of the said disks being provided with a oir- 15 in a suitable easing, of disks provided with cumferential series of teeth, and a sprlng se-l slots and inwardly-projectinglugs; but, Acured in said casing and adapted to' enga-qe 5 Havingfnliydescribed myinvention.whatI the teeth of said disk, substantially as set claim as new, and desire to secure by ALetters forth.

Patent, is` p In testimony that I claim the foregoing as 2o Ina combined sash-fastener and bnrglarmy own I have hereto affixed my signature alarm, the combination, with a suitable cas- 1n presence of two witnesses.

1o ing and a spindle adapted to tur therein, of HENRY OHRISOS'IIMUS .IOERDENK two disks provided with slots and inward1y- I v Witnesses:I

projecting lugs, a bolt mounted in said cas- I NV. G. SHAFER,

ing andv adapted to engage' with said slots' (Elms. VxLsoN.

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