GB1293487A - Printers with bi-directional spacing mechanisms - Google Patents

Printers with bi-directional spacing mechanisms

Info

Publication number
GB1293487A
GB1293487A GB07809/71A GB1780971A GB1293487A GB 1293487 A GB1293487 A GB 1293487A GB 07809/71 A GB07809/71 A GB 07809/71A GB 1780971 A GB1780971 A GB 1780971A GB 1293487 A GB1293487 A GB 1293487A
Authority
GB
United Kingdom
Prior art keywords
rack
carriage
pawls
lever
stroke
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
GB07809/71A
Other languages
English (en)
Inventor
James Sherwood Forrest
John Robert Litkenhus
Donald June Steger
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1293487A publication Critical patent/GB1293487A/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
    • B41J19/00—Character- or line-spacing mechanisms
    • B41J19/18—Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
    • B41J19/60—Auxiliary feed or adjustment devices
    • B41J19/62—Auxiliary feed or adjustment devices for back spacing
    • 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
    • B41J19/00—Character- or line-spacing mechanisms
    • B41J19/18—Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
    • B41J19/34—Escapement-feed character-spacing mechanisms
    • B41J19/58—Differential or variable-spacing arrangements
    • 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
    • B41J23/00—Power drives for actions or mechanisms
    • B41J23/20—Fluid-pressure power drives
    • B41J23/26—Fluid-pressure power drives for platen or carriage movements, e.g. for line spacing, letter spacing, or carriage return

Landscapes

  • Character Spaces And Line Spaces In Printers (AREA)
  • Transmission Devices (AREA)
GB07809/71A 1970-06-30 1971-05-28 Printers with bi-directional spacing mechanisms Expired GB1293487A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5112470A 1970-06-30 1970-06-30

Publications (1)

Publication Number Publication Date
GB1293487A true GB1293487A (en) 1972-10-18

Family

ID=21969495

Family Applications (1)

Application Number Title Priority Date Filing Date
GB07809/71A Expired GB1293487A (en) 1970-06-30 1971-05-28 Printers with bi-directional spacing mechanisms

Country Status (14)

Country Link
US (1) US3713524A (OSRAM)
JP (1) JPS5132123B1 (OSRAM)
BE (1) BE767627A (OSRAM)
CA (1) CA921416A (OSRAM)
CH (1) CH524464A (OSRAM)
DK (1) DK133589B (OSRAM)
ES (1) ES392709A1 (OSRAM)
FI (1) FI56944C (OSRAM)
FR (1) FR2095581A5 (OSRAM)
GB (1) GB1293487A (OSRAM)
NL (1) NL7108931A (OSRAM)
NO (1) NO135515C (OSRAM)
SE (1) SE368176B (OSRAM)
ZA (1) ZA713628B (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893561A (en) * 1973-11-23 1975-07-08 Ibm Half backspace for dual pitch typewriter

Also Published As

Publication number Publication date
DE2130884A1 (de) 1972-05-25
US3713524A (en) 1973-01-30
ZA713628B (en) 1973-01-31
ES392709A1 (es) 1973-07-01
CH524464A (de) 1972-06-30
BE767627A (fr) 1971-10-18
NO135515B (OSRAM) 1977-01-10
SE368176B (OSRAM) 1974-06-24
NL7108931A (OSRAM) 1972-01-03
DE2130884B2 (de) 1976-03-18
FI56944C (fi) 1980-05-12
CA921416A (en) 1973-02-20
DK133589C (OSRAM) 1976-11-01
DK133589B (da) 1976-06-14
FR2095581A5 (OSRAM) 1972-02-11
JPS5132123B1 (OSRAM) 1976-09-10
FI56944B (fi) 1980-01-31
NO135515C (OSRAM) 1977-04-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee