US1890877A - Electrical signaling - Google Patents

Electrical signaling Download PDF

Info

Publication number
US1890877A
US1890877A US418801A US41880130A US1890877A US 1890877 A US1890877 A US 1890877A US 418801 A US418801 A US 418801A US 41880130 A US41880130 A US 41880130A US 1890877 A US1890877 A US 1890877A
Authority
US
United States
Prior art keywords
registers
register
magnet
groups
indicators
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US418801A
Other languages
English (en)
Inventor
Merton L Haselton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Teleregister Corp
Original Assignee
Teleregister Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US244873A external-priority patent/US1890876A/en
Priority to DEF67519D priority Critical patent/DE533908C/de
Priority to FR668227D priority patent/FR668227A/fr
Priority to GB491/29A priority patent/GB303528A/en
Application filed by Teleregister Corp filed Critical Teleregister Corp
Priority to US418801A priority patent/US1890877A/en
Priority to US418802A priority patent/US1946531A/en
Application granted granted Critical
Publication of US1890877A publication Critical patent/US1890877A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/1804—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast for stock exchange and similar applications

Definitions

  • This invention relates to electrical signaling and more particularly to signaling apparatus and methods such as described in my application Ser. No. 244,873, filed January 6,,
  • the objects of my invention generally include the provision of apparatus of the above indicated class which will be adaptable with a wide degree of flexibility to various operating conditions and which will be accurate, rapid and dependable in ⁇ operation.
  • One object ofthis invention is the provision of means ,for restoring and/or actuating one or more indicators of a group of indicators simultaneously.
  • Another object is the provision of means for restoring corresponding indicators of several'or all of the groups to zero simultaneously.
  • the invention comprises the novel signaling methods, features, circuit arrangements, and combinations of circuits and parts as hereinafter described, but by way of example only, as illustrative of certain preferred embodiments of the invention.
  • Fig. 1 shows two sections of the transmitting tape
  • Fig. 2 shows a polarity selection chart
  • Fig. 3 shows the transmitting mechanism
  • Fig. 4 is the wiring diagram for the mechanism shown in Fig. 3;
  • Figs. 5 and 6 taken together show the wiring diagram for the selection, restoration and actuation of the various indicators
  • Fig. 7 shows the thousands selector
  • Fig. 8 shows the hundreds selector
  • Fig. 9 shows the off-neutral switch in the hundreds selector
  • Fig. 10 shows a detail of the contact mechanism of Fig. 8.
  • Fig. 11 shows the mechanism for connecting several or all of the groups of indicators to the transmitting mechanism.
  • each quotation generally comprising four digits, namely, the hundreds, tens, units and a fraction value.
  • the brokers customers are generally desirous of knowing the open,
  • each unit of signaling apparatus four line wires or equivalent impulse channels which are associated with a common ground return circuit, and may be utilized first to simultaneously operate our selecting devices for choosing one particular stock to be quoted. Thereafter the same four line wires or impulse channels may be conveniently utilized to simultaneously, but independently actuate the four digit indicators of a particular quotation, that is, for example, the hundreds, tens, units, and fractional digit indicators, if all of these need to be changed.
  • the current variations or impulses for selecting and actuating the indicators may take eitherv the form of positive spaced impulses, or may be in the form of undulations or interruptions in a sustained potential applied to the line wires.
  • the distinctive current variations comprise short interruptions or reductions in the line wire potential.
  • the selecting devices may be constructed with a sufficient number of contacts so as to select not only the desired stock but also the articular quotation as the open, high, low or last, which has to be changed, or on the other hand, only a smaller number of selector contacts need be provided where the selectors merely choose the particular desired stock.
  • This invention comprises a transmitting mechanism such as shown in Figs. 3 and 4 in the transmitting station, a plurality of line wires extending from the transmitting station to the receiving s'tation or stations and mechanism in the receiving station such as indicated in Figs. 5, 6, 7, 8, 9 and 10.
  • the selection of the various groups of indicators and the indicators within the groups and the restoration and forward actuation of the indicators are all made by various electrical impulses sent from the transmitting station over a number of line Wires L L L L F or the purpose of imposing combinations of positive and negative polarities on these line wires and for the purpose of interrupting these potentials, suit able switch mechanism such as shown in Figs. 3 and 4 is provided.
  • switches may be controlled by manual means such as keys but in the form shown therein they are controlled by a tape such as shown in Fig. 1.
  • This tape is shown as provided with nine fields to receive perforations.
  • the fifth field controls an on and off switch 15 Figs. 3 and 4) to connect lines 16 and 17 wit positive and negative potentials 18 and 19 shown in Fig. 4.
  • Cooperating with this field is a sensing pin 20 (Fig. 3) carried by a switch throw bar 21 pivoted on an arm 22 which is rocked back and forth by a disk 23 through a link connection 24.
  • the free end of the throw bar 21 will be in the position indicated when the pin 20 cooperates with a blank portion of the field.
  • the bar 21 upon movement to the right, will throw the switch into the onposition. If a perforation is opposite the sensing pin the free end of the bar 21 will be lowered to throw the switch into the'oifposition.
  • a spring-pressed roller 25 Cooperating with the lower end of the switch 15 is a spring-pressed roller 25 which will hold the switch 15 in either on or off position when there is a succession of blank spaces or a succession of perforations.
  • switch members 26 (Figs. 3 and 4) similar in construction to the switch member 15 and adapted to connect the lines- L L L L; with either source of potential, to impose positive and negative potentials on these lines in various combinations.
  • switches 27 Cooperating with the fields 6, 7, 8 and 9 of the tape are switches 27, which are interposed in lines L L L L.. These switches are normally held closed by springs 28 but are opened by mechanisms similar to the mechanisms controlling the on and off switch, and the polarity selector switches whenever the controlling sensing pins 20 pass through perforations in the tape.
  • the spring 28 is provided so that the switch 27 will return to closed position as the bar 21 is moved to the left.
  • the field 5 of the tape will control connection of the lines 16 and 17 to the source of positive and negative potentials.
  • the mechanism cooperating with the fields 1, 2, 3, 4 will Selection of main indicator bus lines and conneetion therewith of the corresponding restomtion bus lines.
  • Line L is extended through the coils of magnets 30 and 31 and line L is extended around the coils of magnets 31 and 32.
  • the operation of these two magnets is to effect selection of indicators within a group of indicators by connecting the various bus lines last, low, high and open, with main actuating lines B B B 13,.
  • Line L is extended through the coil of magnet 32 which controls the selection of restoration and actuation busses for the indicators.
  • Line L is extended through the coil of the magnet 33 and the coil of the magnet 30.
  • the magnet 33 connects the various selecting switches and magnets to the battery.
  • the potentials over lines L L L L are interrupted.
  • the interruptions of potential in line L the effect of an interruption is to de-energize the magnet 45 so as to complete a circuit from the ground through spring switch 46, spring switch 51, spring switch 52 of magnet 47, through the coil of the slow-to-release magnet 53, and the coil of the vertcal stepping magnet 54, which is shown as a pair of magnets in Fig. 7, to a battery and ground.
  • the magnets 54 Fig.
  • the energization of the magnet 65 in Fig. 8 operates a pawl 66 cooperating with a ratchet 67 on the hundreds selector shaft 68.
  • This shaft carries a grounded switch arm 69 which is moved over a series of contacts 70 as the shaft is rotated.
  • the shaft also carries off neutral switches 71 and 72 (Figs. 9 and 5) which are constructed to close and rema n closed as long as the shaft 68 is out of hom position.
  • the movement of the armature 83 breaks the switch 76 which breaks the circuit through the magnet 77 thus breaking the circuit through the magnet 81.
  • the switch 76 again completes the circuit through the magnet 77 wh ch in turn completes the circuit through magnet 81.
  • the selector line 92 at the point of intersection with the line 93 is connected by one side of a double plug to a line 95 extending over the coil of a group selector magnet 96 and then over line 97 to the other side of the plug to the line 93 and to ground.
  • This energizes the magnet 96 and selects a group of indicators corresponding to the adjustment of the selectorsin Fig. 5 under the control of the impulses caused by the group selector perforations in this section of the tape at the left of Fig. 1.
  • Each of the indicator elements of the indicator units of the groups of indicators is diagrammatically indicated at 99.
  • the impulses sent over the linesL L L L have caused a selection of a group of indicators, of an indicator within the group, and have connected these lines with restoration busses for these indicators, and as the tape in Fig. 1 is moved to present restoration perforations to the impulse sender pins in Fig. 3, the impulses sent over the lines L,, L L L will cause corresponding impulses over the lines B B B B and over the restoration bus lines to the selected indicator to move the indicator elements of the selected indicator to zero.
  • impulses will be sent over lines L L L L and the resulting impulses over lines B B B B will pass over the indicator actuating bus lines to the selected group of indicators and the selected indicator in the group. This will actuate the indicators forwardly an amount determined p by perforations in this section of the tape.
  • Combination selection 0 f indicators It may at times be desirable to restore and actuate a plurality of indicators in a group.
  • the line L is branched over the coil of the polarized magnet 110 which is responsive to negative impulses from line L ⁇ Vhen the magnet 1.10 is energized it prepares a circuit from the low and high magnets 41 and 43 over the switch members 111 and 112 over its own switch 113 to the circuit which controls energization of the last magnet 42 of the last switch member 114. WVhen the polarity on line L is negative and either the low or the high bus line is selected, the last bus line will be selected simultaneously. Referring to Fig. 1 a section of the tape at the right of this figure is perforated to select the low and last bus lines to control the restoration and forward actuation of the low and last indicators in a selected group.
  • One or more of the selector circuits may be employed to control the operation of all the group selector switches 96 simultaneously.
  • the selector circuit 92, 93 may be employed to control the operation of all the group selector switches 96 simultaneously.
  • magnets 115 and 116 may be energize magnets 115 and 116 as shown in Fig. 11, to connect all of the lines 92 to the battery and all of the lines 93 to the ground. If desired, several relays may be provided to permit of the restoration of less than the total number of groups at one time. Other selector circuits 92 and 93 would be allotted to this purpose. If desired also the switch controlled by the magnet 115 may connect all of the magnets 42, 41, 43 and 44 to the battery to connect all of the bus lines to the lines B B B and B to restore all of the indicators to zero simultaneously.
  • the tape may be provided with perforations to control the selection of one of thefour bus lines, and selection of the selector circuit such as 9999, and with restoration perforations, so that all the indicators which are connected to the selected bus line may be simultaneously turned to zero.
  • the other three or four bus lines may be selected and the respective indicators turned to zero.
  • several of these bus lines may be connected to the main actuating lines B B B B as eX- plained, so that two indicators in eachof the selected groups may be turned to zero simultaneously.
  • the term register as used in the claims is to be construed to cover indicators or other posting devices including one or more elements.
  • register elements of corresponding registers of all of the groups and means responsive to electrical variations on said channels for selectively routing subsequent concurrent impulses on said channels over said restoration and settingeup busses to the respective register elements of any one of the registers in any group of registers.
  • each register including a plurality of register elements, means associated With each register element and responsive to impulses f r operating said register element, a plurality of impulse transmitting channels corresponding to and equal to the number of register elements in each register, means responsive to impulses on said channels for selecting any group of registers, means responsive to combinations of potentials on said channels for selecting any register within a group of registers, and means responsive to different combinations of potentials on said channels for controlling the restoration or setting-up operation of a selected register, said selecting and last mentioned means cooperating to rout electrical variations on said channels to the impulse responsive means associated with the register elements of the selected register.
  • each register including a plurality of register elements, means associated with each register element and responsive to impulses for operating said register element, a plurality of impulse transmitting channels corresponding to and equal to the number of register elements in each register, means responsive to impulses on said channels for selecting any group of registers, means for imposing and maintaining various combinations of potentials on said channels, means responsive to combinations of said maintained potentials for selecting a register within a group, and means responsive to other combinations of said maintained po tentials for causing restoration to zero of the selected register, said selecting and last mentioned means cooperating to rout electrical variations on said channels to the impulse responsive meansassociated with the register elements of the selected register.
  • each register including a plurality of register elements, means associated with each register element and responsive to impulses for operating said register-element, a plurality of impulse transmitting channels corresponding to and equal to the number of register elements in each register, means responsive to impulses on said channels for selecting any group of registers, means for imposing and maintaining various combinations of potentials on said channels, means responsive to combinations of said maintained potentials for selecting a register within a group, and means responsive to other combinations of said maintained potentials for causing a setting-up operation of the selected register, said selecting and last mentioned means cooperating to rout electrical variations on said channels to the impulse responsive means associated with the registerelements of the selected register.
  • each register including a plurality of register elements
  • each register element means associated with each register element and responsive to impulses for operating said register element, a plurality of impulse transmitting channels corresponding toand equal to the number of register elements in each register, means responsive to impulses on said channels for selecting any group of registers, means for imposing and maintaining various combinations of potentials on said channels, means responsive to a certain combination of potentials for selecting a register within a group for restoration to normal, and means responsive to another combination of potentials for selecting the same register for a setting-up operation, said selecting means cooperating to rout electrical variations on said channel to the impulse responsive means associated with the register elements of the selected register.
  • each register including a plurality of register elements, means associated with each register element and responsive to" impulses foroperating said register element, means for selecting any one of the groups of registers, electrical channels corresponding to and equal in number to the register elements of each register, means for imposing various combinations of potentials on said channels, means responsive to one of a plurality of combinations of potentials adapted to select a register within the selected group of registers to control its restoration, to another combination to control its setting-up operation, to another combination to simultaneously select another register within the group and control its restoration, and to another combination to control a setting-up operation of said other register, said selecting means cooperating to rout electrical variations on said channels to the impulse responsive means associated with the register elements of the selected register.
  • each register including a plurality of register elements, means associated with each register element and responsive to impulses for operating said register element, means for selecting any one of the groups of registers, electrical channels corresponding to andcuits operating a plurality of multicontact reequal in number to the register elements of each register, means for imposing various combinations of potentials on said channels, means responsive to various combinations of potentials for selecting a register within a selected group of registers singly or in combination with another register for simultaneous restoration or setting-up operations, said selecting means cooperating to rout electrical variations on said channels to the impulse responsive means associated with the register elements of the selected register or registers.
  • a receiving mechanism comprising a plurality of groups'of electromagnetically operated indicators, two circuit paths to the electromagnetic means of each indicator for operating the indicators forwardly, means whereby one of said circuit paths is adapted to be opened by the indicator as it moves forwardly into home position, pairs of bus lines corresponding to said circuit paths, multicontact relays adapted to connect the circuit paths of any group of indicators to said bus lines, and complementary selector means responsive to impulses received for selectively operating said multicontact relays and for causing subsequently received impulses to control the operation of the selected indicators over said main bus lines and said circuit paths, and means for releasing said complementary selectors and said multicontact-relays at the completion of the actuation of the indicators as they are moved into the new set up position.
  • each of said groups of indicators including a plurality of indicator assemblies, bus lines corresponding to said assemblies and to said circuit connections, multicontact relays for connecting said bus lines to the pairs of circuit connections to all of the electromagnetic means of any desired group of indicators, a plurality of main lines over which impulses are transmitted'for operating the indicators, relay means responsive to impulses received for selectively con necting said main lines to said bus lines for selectively controlling the operation of anyindicator assembly, means responsive to electrical variations received for selectively energizing said multicontact relays, means for maintaining said multicontact relays and said relay means energized during the operation of the selected assembly of indicators, and means operable as the selected indicators are moved into the new set up position for releasing said multicontact relays, said relay means and said selectors.
  • a receiving mechanism comprising a plurality of groups of electromagnetically operated'indicators, each group including a plura ity of assembled indicators, two circuit paths for the electromagnetic means of each indicator for respectively energizing said electromagnetic means to restore the indicator to normal and to reset the same, electrical connections extending from a distant point to said receiving mechanism, selecting mechanism controlled by electrical variations on said connections for responsively connecting one of the circuit paths for the electromagnetic means of any assembly in any group to said connections, and means for thereafter disconnecting said circuit paths and for con-. necting the other of said circuit paths for said assembly to said connections.
  • a receiving station the combination of a plurality of groups of electromagnetical ly operated indicators, electrical connections extending from a distant point to said receiving station, and means responsive to electrical variations received over said connections for causing subsequent electrical variations received over said connections to control the operation of any assembly of indicators within any group of indicators, said means comprising relays energized and maintained energized by circuits maintained over said connections whereby said means may be normalized upon removal of current from said connections;
  • An automatic indicating board for exhibiting and posting the fluctuating quotations of exchange, stocks or other items comprising a great pluralty of digit indicators for posting the open, high, low or last quotations of each item, a plurality of groups of operating busses common to the various open, high, low and last indicators respectively, selecting means for preparing for actuation the indicators of any desired item, and'selecting means for preparing for operation either the open, high, low or last busses or combinatlons thereof.

Landscapes

  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Structure Of Telephone Exchanges (AREA)
  • Storage Of Web-Like Or Filamentary Materials (AREA)
  • Relay Circuits (AREA)
US418801A 1928-01-06 1930-01-06 Electrical signaling Expired - Lifetime US1890877A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DEF67519D DE533908C (de) 1928-01-06 1929-01-03 Einrichtung zur elektrischen Zeichenuebertragung, insbesondere zur UEbertragung von Boersenkursen nach einer oder mehreren Empfangsstationen mittels Stromstoessen oder Stromaenderungen, welche in an und fuer sich bekannter Art von einer oder mehreren Zentralstellen abgegeben werden
FR668227D FR668227A (fr) 1928-01-06 1929-01-05 Transmetteur électrique de signaux et indications
GB491/29A GB303528A (en) 1928-01-06 1929-01-05 Improvements in and relating to apparatus for electrical transmission of information
US418801A US1890877A (en) 1928-01-06 1930-01-06 Electrical signaling
US418802A US1946531A (en) 1928-01-06 1930-01-06 Electrical signaling

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US244873A US1890876A (en) 1928-01-06 1928-01-06 Electrical signaling
US418801A US1890877A (en) 1928-01-06 1930-01-06 Electrical signaling
US418802A US1946531A (en) 1928-01-06 1930-01-06 Electrical signaling

Publications (1)

Publication Number Publication Date
US1890877A true US1890877A (en) 1932-12-13

Family

ID=27399805

Family Applications (2)

Application Number Title Priority Date Filing Date
US418801A Expired - Lifetime US1890877A (en) 1928-01-06 1930-01-06 Electrical signaling
US418802A Expired - Lifetime US1946531A (en) 1928-01-06 1930-01-06 Electrical signaling

Family Applications After (1)

Application Number Title Priority Date Filing Date
US418802A Expired - Lifetime US1946531A (en) 1928-01-06 1930-01-06 Electrical signaling

Country Status (4)

Country Link
US (2) US1890877A (de)
DE (1) DE533908C (de)
FR (1) FR668227A (de)
GB (1) GB303528A (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2640188A (en) * 1949-06-01 1953-05-26 Kienast Alfred Control pulse distributing system
US2659767A (en) * 1951-11-01 1953-11-17 Teletype Corp Tape controlled telegraph transmitter
US2673975A (en) * 1949-02-15 1954-03-30 Justin M Kearney Fire alarm system
US2870429A (en) * 1951-03-27 1959-01-20 Gen Precision Lab Inc Automatic program control system

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2430371A (en) * 1946-02-25 1947-11-04 Faraday Electric Corp Variable impulse transmitter
DE1011355B (de) * 1953-03-19 1957-06-27 Freeman Engineers Ltd A Foerderanlage mit Steuereinrichtung

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673975A (en) * 1949-02-15 1954-03-30 Justin M Kearney Fire alarm system
US2640188A (en) * 1949-06-01 1953-05-26 Kienast Alfred Control pulse distributing system
US2870429A (en) * 1951-03-27 1959-01-20 Gen Precision Lab Inc Automatic program control system
US2659767A (en) * 1951-11-01 1953-11-17 Teletype Corp Tape controlled telegraph transmitter

Also Published As

Publication number Publication date
FR668227A (fr) 1929-10-29
GB303528A (en) 1930-05-05
DE533908C (de) 1931-09-25
US1946531A (en) 1934-02-13

Similar Documents

Publication Publication Date Title
US1927556A (en) Automatic auditing and merchandise control system
US2375413A (en) Counter
US2139079A (en) Code translator
US2375383A (en) Selective signaling system
US2096954A (en) Stock quotation system
US1890877A (en) Electrical signaling
US3106696A (en) Information display means
US2103297A (en) Stock-quotation system
US1658516A (en) Method and apparatus for indicating quotations or other items
US2127733A (en) Coding and decoding apparatus
US2074423A (en) Selecting system
US2248937A (en) Transmitting and receiving system
US2053749A (en) Transmitter for stock quotation boards
US2690474A (en) Time and date transmitter
US1945470A (en) Signal transmitting apparatus
US2103296A (en) Transmitting and receiving system
US1890878A (en) Electrical indicating system
US2556975A (en) Bridge marking receiver
US2181682A (en) Electric long-distance indicating system
US2052539A (en) Electrical indicating apparatus
US1801981A (en) Automatic accounting system
US1958208A (en) Electric long-distance indicating system
US2126025A (en) Annunciator recorder system
US2191234A (en) Numerical comparing system
US3123815A (en) Naxon