Tesla patent drawings

Nikola Tesla Patents

Tesla was granted nearly 200 patents worldwide

Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrappers

Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 1

No. 725,605. NO MODEL. Fig.2. Fig.1 Witnesses: Raphail Vetter CD Morrill N. TESLA. SYSTEM OF SIGNALING. APPLICATION FILED JULY 18, 1200. FO by PATENTED APR. 14, 1903. THE REPERS CO. POMALT 3 Fig.5 Fig

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 2

616 061 poin da S NUMBER SERIES OF 1900.) PARTS OF APPLICATION PILED. County of State of Invention. PATENT No. 725605 Nikola Tesla. New York New York Systenfe of Signaling B Petition. Affidavit

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 3

JOU (Serial Number.) 23847 1900 Patent No. No. 725605 tn Nikola Tesla Of County of State of New York Your Nin Invention Systems of Signaling July 12, 12, 190 Q Parts of Application filed. Div./

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 4

618 Midley ket (21191.) 1900 T CONTENTS: 178. TELEGRAPHY. Application papers. K 1. 2. 3. 4 Sub. Ly 1 Spee 5. 6. Armend''. A. 7. Letter "1 3. 1944. Dic. 24, 1901. Derc. 27. 1901 Mch. 4. 1902. Shaw fi

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 5

To the Commissioner of Patents; Your Petitioner Nikola Tesla " a citizen of the United States, residing at - in the County of New York and State of New York, Post Office address #46 Bast Houston

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 6

620 State of County of -New York, -New York. Nikola Tesla, the above-named petitioner, being duly sworn, deposes and says that he is a citizen of the United States, and resident of the Borough of

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 7

IMPROVEMENTS IN SYSTEMS OF SIGNALLING. BE IT KNOWN THAT I, NIKOLA TESLA, of the Borough of Manhattan, in the City, County and State of New York, have invented. certain new and useful improvements in

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 8

622 the receivers necessarily more delicate. Evidently a circuit, however excellently constructed and adjusted to respond exclusively to vibrations of one period, is apt to be affected by higher

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 9

kind or series being capable of producing a specific effect upon a distant receiving apparatus, but adapted to co-operate in causing the receiver to be actuated. By employing merely two kinds of

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 10

624 lavelly perhub spec experience, the degree of safety and perfection attained will necessarily depend on the ability and resource of the expert who applies my invention, but in order to enable the

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 11

[FLLILLLL LL] 1 inductances L¹ and 1² are preferably included in the primary circuits chiefly for the purpose of regulating the rate of the primary oscillations. In the drawing these primaries. p² and

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 12

626 Cancelled سجل systems e s'd and Es²d arranged and connected in the same manner and synchronized with the systems at the sending station, so as to respond each exclusively to one of the vibrations

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 13

J J J J -7circuits at the distant station, each responding to one of the transmitted vibrations, /affect the sensitive devices al and a² and cause the relays R1 and R² to be operated and contacts c1

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 14

628 bb², or resistances r¹ r², or otherwise, so that, when a 1 certain order of succession difference of phase between the discharges of the primary circuits pl and p2 exists at the sending station

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 15

E 3 ductors, or, if desired, bridges it by an adjustable condenser c3, thus altering the vibration of the system es3d3 at suitable intervals. and causing two distinct vibrations to be enitted in rapid

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 16

630 Wilson 30846-97 do do do tion will always be carried out so long as the operation of the receiver is made dependent on the action of more than one series or kind of waves, impulses or disturbances

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 17

3 do Cancelled рекрив прес. do of distinct impulses or disturbances, of sensitive circuits at the receiving point or station each adapted to respond to the impulses or disturbances of one series, and

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 18

632 In every for a patent, Aled to undo for $8ES. inventor within one year after the inat office antion or the case will become abandoned. Room No....91 1 communicatiode shanid be addressed to "The

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 19

[ J Sub Intelitate Sb Speen. Rooma 91. Application of Nikola Tesla, Serial No. 23,847, Filed July 16, 1900, Systems of Signalling. Hon. Commissioner of Patents, same: New York, March 26, 1901. Sir:-

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 20

634 syntonegyed 1 2 the liability of its being affected by extraneous disturbances, is carefully synchronized with the transmitter. By a scientific design of the sending and receiving circuits and

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 21

1 T 1 J 3 J 3 Sub. Oper. powerful electrical disturbances upon sensitive receivers extends, even on land, to distances of many hundreds of miles and consequently, in accordance with theory, still

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 22

636 turbances emanating from other sources, as well as that of the signals or messages being received by instruments for 1 which they are not intended may, however, be reduced not only by an increased

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 23

conductors, connected with their inner ends to elevated terminals Dl and D2 respectively, and with their outer ends to an earth plate E. These two coils, conductors or systems Dl s1l E and S2 E have

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 24

638 Syntonized. teeth, coming at periodically recurring intervals in very close proximity to or, as the case may te, in contact with conducting rods or brushes n n, cause the condensers to be

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 25

J J 1 T 1 1 to the slightest disturbing influence. Its return to the hormal sensitive state may be secured by momentarily interrupting the battery circuit after each operation, or otherwise. The

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 26

640 + two stations may be equipped similarly, and any well-known means, which it is not thought ne cessary to illustrate here, may be resorted to for enabling the apparatus at each station to be used

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 27

inductance of one of the primaries. It should be stated, furthermore, in regard to the apparatus illustrated in Fig. 2, that special and useful results are obtainable by connecting contacts and in

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 28

642 pub Spec angle of one hundred and twenty degrees relative to each other. Corresponding to each of these cases, the receiving station may be provided with two or three circuits, in an analogous

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 29

) ) ( do de 2 مل combination with a receiver comprising a plurality of elements and dependent for operation upon their conjoint action, of a means for producing a plurality of distinctive kinds of

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 30

644 Cardwell do 9 ed to produce two or more distinctive kinds or classes of disturbances or impulses, of sensitive receiving circuits, each adapted to respond to the impulses or disturbances of one

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 31

do sub Speeds do do a sensitive device and a relay included in each circuit, and adjusted to respond to the impulses or disturbances of one kind only, and a receiving apparatus in a local circuit

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 32

646 fie z Luned & il Carn Wilsor nov waves or impulses of a given kind or class, a receiving circuit controlled by the sensitive circuits and a device connected with the receiving circuit adapted to

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 33

J 1 3 1 amendment the exnol word or words to be stricke out of peerted in the application must be specified and the precise point indicated where the ernsure or insertion is to be made, All such

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 34

648 23,847, 2. Nor is it seen how the arrival of such with respect to each other. impulses at the receiving station will necessitate the adjustment of the relays as stated. Applicant is required to

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 35

Sub. Speen. Room 91. Cancelled per Cubesfeer Application of Nikola Tesla, No. 23,847, filed July 16, 1900. Systems of Signalling. Hon. Commissioner of Patents, Sir:- New York, November 29th, 1901. As

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 36

650 Subsfac. \ful adjustment of the same, these objects may be in a measure attained, but in long experience I have found that notwithstanding all constructive advantages and experimental resources

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 37

J J [ T T J web. Spec. selectively, and exclusively and without any danger of the signals or messages being disturbed, intercepted or interfered with in any way is the object of my present invention

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 38

652 گر گیا اور ان کا : Evidently there are a great many ways of generating impulses or disturbances of any wave length, wave form, nunber or order of succession, or of any special character, such as

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 39

JLJ T Sub. Spec. ressure developed therein coincide with the elevated terminals D1 D2. The two systems may have electrical oscillations impressed upon them in any desired manner, converiently by

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 40

654 Shab. Ofec and oscillate freely, each at its proper rate for a certain period of time at every discharge. The two vibrations. are impressed upon the ground through the plate E and spread to a

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 41

T J J T J justable resistance r3 and a relay R3. From the ahove description it will be readily seen that the relay R3 will be operated only when both contacts cl and c2 are closed. The apparatus at

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 42

656 Sub. Spec. M Brea oug spect NB such transmitting systems or circuits, and thus any desired degree of exclusiveness or privacy and safety against extraneous disturbances may be attained. The

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 43

J Surb Spec fib since a succession of waves or inpulses of different charactèristics may be produced by an instrument having but one į such circuit. A few of the many ways which will readily suggest

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 44

658 Sub. Afhen, X F each other that they are practically simultaneous, so far as the operation of such relays as R1 and R2 is concerned. Evidently, however, it is not necessary to employ two or more

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 45

J Sub. Spec. 荧 4373 2. In a system for the transmission of electrical inpulses and the operation or control of signalling or other apparatus thereby, the combination with a transmitter adapted to

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 46

660 Aut. Spect per B. F Came per Sub. Ple F Spu. B/ tion with a transmitter adapted to produce a plurality of distinctive kinds of electrical disturbances or impulses, of a receiving apparatus

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 47

J Bieli 92 9. In a receiving apparatus, the combination of a plurality of sensitive circuits, each tuned to respond to different waves or impulses of a given)kind or class, a receiving circuit

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 48

662 to Wilson is believed to be for a purely theoretical and inpracticable plan at best, but in any event it differs essentially from the Tesla plan in that the circuits of the receiver are both alike

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 49

J J JLI J J filled, and written on bnt one side of the paper. to be stricken out or inserted in the application must be specified and the preciso point indicated where the papers provious paper

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 50

664 23,847, 2. to this feature are allowed, but claim 9, which does not call for it, is rejected. ges C.C. Mean Examiner, Div. 16. 230

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 51

lameredes E milled per Subſt 'want 15 Room 91. In the matter of the application of Nikola Tesla, filed July 16, 1900, Serial No. 23,847, Systems of Signalling. Hon. Commissioner of Patents, Socks Sir

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 52

666 connection. This was the intended significance of the rejected claim, but we now see that the wording was open to the criticism made. Men. Pager Cooper Atty's for Jala -2

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 53

] 1 RULE 73. In every amendment the exact word or words to be stricken out or inserted in the application must be speolied and the prooise point fudlonted where the erasure or insertion is to be made

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 54

668 RULE 78. In ovory ainondmont tho oxnot word or words to bo strickon ont or insortod in the application must bo spociflod and the prociso point indicated where tho arusare or insortion is to be

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 55

23,847, 2. manner that the order of impulses is the essential thing to which the tuning is directed. The following claims are suggested under Rule 96 and applicant is required to make them by March 24

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 56

670 23,847, 3. In a wireless telegraph system, the combination of two or more surfaces differing with respect of one of their electrical constants, means for electrically charging and discharging said

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 57

T T 1 1 1 I B Room al. Application of Nikola Tesla, Serial No. 23,847, filed July 16, 1900. For Systems of Signalling. Hon. Commissioner of Patents, Sir:- being". Cancelle per Rub Spec. 13. Mch sq

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 58

672 order of succession, substantially as set forth. In a wireless telegraph system, the combination of reans for generating a series of magnetic waves of different periodicities, a signal circuit and

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 59

( ( ) ( ( J ( ] Replying to the requirements of the Examiner that certain statements be eliminated from the specification, we beg to say that from the first we have endeavored to set forth clearly but

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 60

674 Referring to figure 1, suppose the circuit of the source S he kept closed and both transmitter circuits normally excited; then the receiving circuit will be continuously energized. If now, however

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 61

J C ) ) [ 2 be regarded as absolute privacy, as, for example, by arranging the apparatus to vary automatically the order of succession of the impulses transmitted, or the mode in which they are made

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 62

676 1 DEPARTMENT OF THE INTERIOR, Vonited States Patent Office, A. Washington, D.C, April 1, 190.2 FRICE, S. PATER MAR 271502 Nikola Tesla, Care, Kerr, Page & Cooper, 120 Broadway, New York, N.Y. -213

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 63

A impulses, of sensitive receiving circuits, each tuned to respond to the impulses or disturbances of one kind or class only, and a receiving device dependent for operation upon the conjoint action of

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 64

678 A 23,847 -3series produced by the transmitter, and a signaling device dependent for its operation upon the conjoint action of said circuits; which is your claim 6 and claim 14 of Fessenden. Count

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 65

23,847-4which is your claim 11 and claim 2 of Fessenden. Count 12: In a wireless telegraph system, the combination of a series of two or more discharge or generating surfaces differing in their

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 66

680 Sub. Spe Room 91. 23.847 Seeb Specificatione F!! Jany 26 100 3 Application of Nikola Tesla, No. 23,847, filed July 15, 1900. Systems of Signalling. Sir:- Hon. Commissioner of Patents, 11//2 1903

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 67

sending and receiving circuits and other apparatus, and skillful adjustment of the same, these objects may be in a measure. attained, but in long experience I have found that notwithstanding all

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 68

682 르 ber of transmitting and receiving stations to be operated, selectively, and exclusively and without any danger of the signals or messages being disturbed, intercepted or interfered with in any

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 69

J J T C 3 Evidently there are a great many ways of generating impulses or disturbances of any wave length, wave form, number or order of succession, or of any special character, such as will be

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 70

684 pressure developed therein coincide with the elevated terminals Dl D2. The two systers may have electrical oscillations impressed upon them in any desired manner, conveniently by energizing them

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 71

JLI 16.3 4 and oscillate freely, each at its proper rate for a certain period of time at every discharge. The two vibrations. are impressed upon the ground through the plate E and spread to a distance

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 72

686 justable resistance and a relay R3. From the above description it will be readily seen that the relay R3 ill be operated only when both contacts and are closed. The apparatus at the sending

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 73

1 J J T J J 5-9 such transmitting systems or circuits, and thus any desired safety against exdegree of exclusiveness or privacy and The apparatus as treneaus disturbances may be attained. illustrated

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 74

688 6 since a succession of waves or impulses of different characteristics may be produced by an instrument having but one such circuit. A few of the many ways which will readily suggest themselves to

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 75

J T I each other that they are practically simultaneous, so fat as the operation of such relays as R1 and P2 is concerned. Evidently, however, it is not necessary to employ two or more receiving

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 76

690 그 1. In a system for the transmission of electrical energy, the combination with means for producing two or more distinctive kinds of disturbances or impulses, of receiving circuits, each tuned to

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 77

) ) turbances or impulses, of means for varying the time intervals of the emission of the impulses of the several kinds, sensitive circuits each tuned to respond to the impulses or disturbances of one

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 78

692 the conjoint action of all of said circuits, as set forth. 8. The combination with a transmitter adapted to produce. series of electrical impulses or disturbances of distinctive character and in a

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 79

J acter, of a receiving apparatus comprising a plurality of circuits each tuned to the impulses of one kind emitted by the secondary of the transmitting transformer, and a receiver dependent for

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 80

694 predetermined order, of a receiving instrument responsive to said oscillations and dependent for operation upon the action thereof in a corresponding order, as set forth. The above claims are but

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 81

C 1 T Nikola Tesla, 2-213. DEPARTMENT OF THE INTERIOR, United States Patent Office, JAN 27 1903 Washington, D.C.,. c/o Kerr, Page & Cooper,....... 91. Room No............. All communications should be

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Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper - Page 82

696 Intf. B. to respond to the impulses of one of the series produced by the transnitter, and a signaling device dependent for its operation upon the conjoint action of said circuits. which is claim

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