GB1028059A - A signal generating arrangement for an electric typewriter and similar apparatus - Google Patents

A signal generating arrangement for an electric typewriter and similar apparatus

Info

Publication number
GB1028059A
GB1028059A GB45303/64A GB4530364A GB1028059A GB 1028059 A GB1028059 A GB 1028059A GB 45303/64 A GB45303/64 A GB 45303/64A GB 4530364 A GB4530364 A GB 4530364A GB 1028059 A GB1028059 A GB 1028059A
Authority
GB
United Kingdom
Prior art keywords
signal generating
similar apparatus
generating arrangement
electric typewriter
electric
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
Application number
GB45303/64A
Other languages
English (en)
Inventor
Frederick Percival Mason
Graham John Lloyd Stevens
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.)
Creed and Co Ltd
Original Assignee
Creed and Co Ltd
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
Application filed by Creed and Co Ltd filed Critical Creed and Co Ltd
Priority to GB45303/64A priority Critical patent/GB1028059A/en
Priority to US488317A priority patent/US3353038A/en
Priority to DE19651499177 priority patent/DE1499177A1/de
Priority to SE13923/65A priority patent/SE335549B/xx
Priority to NL6514436A priority patent/NL6514436A/xx
Priority to FR37434A priority patent/FR1454151A/fr
Priority to CH1526565A priority patent/CH436789A/de
Priority to BE671971D priority patent/BE671971A/xx
Publication of GB1028059A publication Critical patent/GB1028059A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
    • B41J5/14—Construction of key levers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J7/00—Type-selecting or type-actuating mechanisms
    • B41J7/54—Selecting arrangements including combinations, permutation, summation, or aggregation means
    • B41J7/68—Selecting arrangements including combinations, permutation, summation, or aggregation means with means for selectively closing an electric circuit for type presentation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/96—Touch switches
    • H03K17/964—Piezoelectric touch switches
    • H03K17/9643—Piezoelectric touch switches using a plurality of detectors, e.g. keyboard
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/967—Switches controlled by moving an element forming part of the switch having a plurality of control members, e.g. keyboard
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L13/00—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
    • H04L13/16—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00 of transmitters, e.g. code-bars, code-discs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Impact Printers (AREA)
  • Character Spaces And Line Spaces In Printers (AREA)
  • Push-Button Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
GB45303/64A 1964-11-06 1964-11-06 A signal generating arrangement for an electric typewriter and similar apparatus Expired GB1028059A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB45303/64A GB1028059A (en) 1964-11-06 1964-11-06 A signal generating arrangement for an electric typewriter and similar apparatus
US488317A US3353038A (en) 1964-11-06 1965-09-20 Signal generating arrangement for an electric typewriter and similar apparatus
DE19651499177 DE1499177A1 (de) 1964-11-06 1965-10-27 Tastenanordnung fuer Dateneingabegeraete od.dgl.
SE13923/65A SE335549B (enrdf_load_stackoverflow) 1964-11-06 1965-10-28
NL6514436A NL6514436A (enrdf_load_stackoverflow) 1964-11-06 1965-11-05
FR37434A FR1454151A (fr) 1964-11-06 1965-11-05 Perfectionnements aux appareils télégraphiques
CH1526565A CH436789A (de) 1964-11-06 1965-11-05 Tastenanordnung für Dateneingabegeräte
BE671971D BE671971A (enrdf_load_stackoverflow) 1964-11-06 1965-11-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB45303/64A GB1028059A (en) 1964-11-06 1964-11-06 A signal generating arrangement for an electric typewriter and similar apparatus

Publications (1)

Publication Number Publication Date
GB1028059A true GB1028059A (en) 1966-05-04

Family

ID=10436697

Family Applications (1)

Application Number Title Priority Date Filing Date
GB45303/64A Expired GB1028059A (en) 1964-11-06 1964-11-06 A signal generating arrangement for an electric typewriter and similar apparatus

Country Status (8)

Country Link
US (1) US3353038A (enrdf_load_stackoverflow)
BE (1) BE671971A (enrdf_load_stackoverflow)
CH (1) CH436789A (enrdf_load_stackoverflow)
DE (1) DE1499177A1 (enrdf_load_stackoverflow)
FR (1) FR1454151A (enrdf_load_stackoverflow)
GB (1) GB1028059A (enrdf_load_stackoverflow)
NL (1) NL6514436A (enrdf_load_stackoverflow)
SE (1) SE335549B (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4269521A (en) * 1978-10-11 1981-05-26 Scm Corporation Key mechanism having a snap action
US5279378A (en) * 1983-12-20 1994-01-18 Caterpillar Inc. Frictionally driven belted work vehicle
DE102007053820A1 (de) * 2007-11-12 2009-05-14 BSH Bosch und Siemens Hausgeräte GmbH Elektrogerätschaltvorrichtung
EP3550715A4 (en) * 2016-12-02 2019-12-18 Panasonic Intellectual Property Management Co., Ltd. POWER GENERATION DEVICE

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3464531A (en) * 1967-05-16 1969-09-02 Us Army Manual electronic keyboard
US3725908A (en) * 1971-06-21 1973-04-03 Control Data Corp Impact transducer keyboard apparatus
GB1363215A (en) * 1973-01-04 1974-08-14 Mullard Ltd Mechanical-electrical transducer
US3831730A (en) * 1973-01-31 1974-08-27 D Koeppe Keyboards
US4378552A (en) * 1977-11-21 1983-03-29 Scm Corporation Acoustic encoding apparatus
US4359612A (en) * 1980-09-24 1982-11-16 Engineering Research Applications, Inc. Universal keyboard and method of producing same
US4359613A (en) * 1981-03-16 1982-11-16 Engineering Research Applications, Inc. Molded keyboard and method of fabricating same
USRE32419E (en) * 1981-03-16 1987-05-12 Engineering Research Applications, Inc. Molded keyboard and method of fabricating same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2309703A (en) * 1941-05-21 1943-02-02 Bell Telephone Labor Inc Alternating current generator
US2302081A (en) * 1941-06-19 1942-11-17 Ibm Signaling system
US2464045A (en) * 1947-03-20 1949-03-08 Walter E Kuenstler Frequency control device
US2921252A (en) * 1957-05-28 1960-01-12 Edward L Schiavone Electric generator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4269521A (en) * 1978-10-11 1981-05-26 Scm Corporation Key mechanism having a snap action
US5279378A (en) * 1983-12-20 1994-01-18 Caterpillar Inc. Frictionally driven belted work vehicle
DE102007053820A1 (de) * 2007-11-12 2009-05-14 BSH Bosch und Siemens Hausgeräte GmbH Elektrogerätschaltvorrichtung
EP3550715A4 (en) * 2016-12-02 2019-12-18 Panasonic Intellectual Property Management Co., Ltd. POWER GENERATION DEVICE

Also Published As

Publication number Publication date
CH436789A (de) 1967-05-31
US3353038A (en) 1967-11-14
NL6514436A (enrdf_load_stackoverflow) 1966-05-09
DE1499177A1 (de) 1969-10-23
BE671971A (enrdf_load_stackoverflow) 1966-05-09
SE335549B (enrdf_load_stackoverflow) 1971-06-01
FR1454151A (fr) 1966-07-22

Similar Documents

Publication Publication Date Title
GB1028059A (en) A signal generating arrangement for an electric typewriter and similar apparatus
GB1023586A (en) Improvements in or relating to electrical circuits
GB1376433A (en) Electric sound-producing device
GB1087651A (en) Method of and means for repelling sharks
ES303124A1 (es) Perfeccionamientos en aparatos generadores de impulsos electricos.
GB999266A (en) Sonic transducer
GB973842A (en) Improvements in and relating to piezoelectric potential generating devices
GB1505034A (en) Piezoelectric switches
GB1056666A (en) Improvements in or relating to sound signalling devices
US3322876A (en) Electro-acoustic generator adapted to produce low frequency signals transformable into musical sounds by means of any amplifiers
US932505A (en) Electrical signaling system.
US1163539A (en) Telegraph.
GB1321413A (en) Electromagnetic acoustic generators
GB1057207A (en) Apparatus for generating a telegraph signal
GB656060A (en) Electro-acoustic devices
GB899208A (en) Electro-mechanical vibration exciter with a frequency dependent mechanical vibration system
FR1458485A (fr) Montage de commande, notamment pour la production d'impulsions de courant de forte intensité
GB879824A (en) Autopolarization of electrostrictive transducers
GB1241667A (en) Movement checking device for printing, punching and the like machines
ES291113A1 (es) Dispositivo transductor electromecanico
FR1358875A (fr) Ensemble d'armature pour excitateur électrodynamique de vibrations
BE591735A (fr) Arrangement de circuit pour convertir une tension électrique en une fréquence de répétition d'impulsions électriques, particulièrement pour des systèmes de télémesure
GB1161457A (en) Electrical Devices including a Bell and Bell-Push
JPS5633522A (en) Vibrator generating minute vibration
GB761331A (en) Improvements in or relating to impulse-converting circuit-arrangements employing transistors