GB2008829B - Acoustic encoding apparatus - Google Patents

Acoustic encoding apparatus

Info

Publication number
GB2008829B
GB2008829B GB7845515A GB7845515A GB2008829B GB 2008829 B GB2008829 B GB 2008829B GB 7845515 A GB7845515 A GB 7845515A GB 7845515 A GB7845515 A GB 7845515A GB 2008829 B GB2008829 B GB 2008829B
Authority
GB
United Kingdom
Prior art keywords
encoding apparatus
acoustic encoding
acoustic
encoding
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
GB7845515A
Other languages
English (en)
Other versions
GB2008829A (en
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.)
SCM Corp
Original Assignee
SCM 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
Application filed by SCM Corp filed Critical SCM Corp
Publication of GB2008829A publication Critical patent/GB2008829A/en
Application granted granted Critical
Publication of GB2008829B publication Critical patent/GB2008829B/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/054—Acoustic pick-up, e.g. ultrasonic
GB7845515A 1977-11-21 1978-11-21 Acoustic encoding apparatus Expired GB2008829B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85377877A 1977-11-21 1977-11-21

Publications (2)

Publication Number Publication Date
GB2008829A GB2008829A (en) 1979-06-06
GB2008829B true GB2008829B (en) 1982-05-06

Family

ID=25316875

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7845515A Expired GB2008829B (en) 1977-11-21 1978-11-21 Acoustic encoding apparatus

Country Status (12)

Country Link
JP (1) JPS5481728A (nl)
BR (1) BR7807603A (nl)
CA (1) CA1109137A (nl)
CH (1) CH633898A5 (nl)
DE (1) DE2850191A1 (nl)
FR (1) FR2409488A1 (nl)
GB (1) GB2008829B (nl)
IT (1) IT1106321B (nl)
MX (1) MX146058A (nl)
NL (1) NL7811476A (nl)
SE (1) SE7811944L (nl)
SG (1) SG9383G (nl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311991A (en) * 1980-02-13 1982-01-19 Scm Corporation Acoustic transmission member
US4381501A (en) * 1981-03-23 1983-04-26 Scm Corporation Encoding apparatus utilizing acoustic waves of controlled initial polarity
US4376469A (en) * 1981-03-23 1983-03-15 Scm Corporation Stepped acoustic transport member
US4364682A (en) * 1981-10-15 1982-12-21 Scm Corporation Acoustic member mounting means for use in typewriters
US4912462A (en) * 1982-07-29 1990-03-27 Sharp Kabushiki Kaisha Letter input device for electronic word retrieval device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2137683A1 (de) * 1970-07-30 1972-03-30 Science Accessoires Corp Akustisch gekoppelte Tastatur mit Funkenstrecke in betätigten Tasten
JPS53125726A (en) * 1977-04-11 1978-11-02 Kokusai Denshin Denwa Co Ltd Code generator

Also Published As

Publication number Publication date
MX146058A (es) 1982-05-07
GB2008829A (en) 1979-06-06
IT1106321B (it) 1985-11-11
SG9383G (en) 1983-12-16
FR2409488A1 (fr) 1979-06-15
JPS5756738B2 (nl) 1982-12-01
BR7807603A (pt) 1979-06-26
SE7811944L (sv) 1979-05-22
DE2850191A1 (de) 1979-05-23
CA1109137A (en) 1981-09-15
IT7851982A0 (it) 1978-11-21
FR2409488B1 (nl) 1984-04-13
JPS5481728A (en) 1979-06-29
NL7811476A (nl) 1979-05-23
CH633898A5 (fr) 1982-12-31

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee