GB302245A - Improvements in power operated back spacing mechanism for typewriting machines - Google Patents

Improvements in power operated back spacing mechanism for typewriting machines

Info

Publication number
GB302245A
GB302245A GB36584/28A GB3658428A GB302245A GB 302245 A GB302245 A GB 302245A GB 36584/28 A GB36584/28 A GB 36584/28A GB 3658428 A GB3658428 A GB 3658428A GB 302245 A GB302245 A GB 302245A
Authority
GB
United Kingdom
Prior art keywords
lever
power
key
spring
shaft
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
GB36584/28A
Other languages
English (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.)
Royal Typewriter Co Inc
Original Assignee
Royal Typewriter Co Inc
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 Royal Typewriter Co Inc filed Critical Royal Typewriter Co Inc
Publication of GB302245A publication Critical patent/GB302245A/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

Landscapes

  • Mechanical Operated Clutches (AREA)
GB36584/28A 1927-12-12 1928-12-11 Improvements in power operated back spacing mechanism for typewriting machines Expired GB302245A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US302245XA 1927-12-12 1927-12-12
US665112XA 1927-12-12 1927-12-12

Publications (1)

Publication Number Publication Date
GB302245A true GB302245A (en) 1930-03-11

Family

ID=26705800

Family Applications (1)

Application Number Title Priority Date Filing Date
GB36584/28A Expired GB302245A (en) 1927-12-12 1928-12-11 Improvements in power operated back spacing mechanism for typewriting machines

Country Status (2)

Country Link
FR (1) FR665112A (fr)
GB (1) GB302245A (fr)

Also Published As

Publication number Publication date
FR665112A (fr) 1929-09-14

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