[go: up one dir, main page]

BE598962A - Mechanism of parallel key levers for typewriters - Google Patents

Mechanism of parallel key levers for typewriters

Info

Publication number
BE598962A
BE598962A BE598962A BE598962A BE598962A BE 598962 A BE598962 A BE 598962A BE 598962 A BE598962 A BE 598962A BE 598962 A BE598962 A BE 598962A BE 598962 A BE598962 A BE 598962A
Authority
BE
Belgium
Prior art keywords
typewriters
key levers
parallel key
parallel
levers
Prior art date
Application number
BE598962A
Other languages
French (fr)
Inventor
Evert G Israelson
Original Assignee
Sperry Rand 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 Sperry Rand Corp filed Critical Sperry Rand Corp
Publication of BE598962A publication Critical patent/BE598962A/en

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
    • B41J5/26—Regulating touch, key dip or stroke, or the like
    • 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
BE598962A 1959-05-04 1961-01-10 Mechanism of parallel key levers for typewriters BE598962A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US810736A US2966249A (en) 1959-05-04 1959-05-04 Parallel key action for typewriters

Publications (1)

Publication Number Publication Date
BE598962A true BE598962A (en) 1961-05-02

Family

ID=25204572

Family Applications (1)

Application Number Title Priority Date Filing Date
BE598962A BE598962A (en) 1959-05-04 1961-01-10 Mechanism of parallel key levers for typewriters

Country Status (2)

Country Link
US (1) US2966249A (en)
BE (1) BE598962A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3616886A (en) * 1969-07-02 1971-11-02 Singer Co Compact low silhouette keyboard mechanism

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1666267A (en) * 1925-04-24 1928-04-17 S E Miller Writing machine
US1741690A (en) * 1928-08-03 1929-12-31 L C Smith & Corona Typewriters Typewriting machine
US2567943A (en) * 1949-08-16 1951-09-18 Royal Typewriter Co Inc Mechanism for varying the tension of normalizing springs of typewriters or like machines

Also Published As

Publication number Publication date
US2966249A (en) 1960-12-27

Similar Documents

Publication Publication Date Title
BE587441Q (en) Selection mechanism for typewriter
FR1246635A (en) Stop mechanism for knitting machines
BE598962A (en) Mechanism of parallel key levers for typewriters
BE612253A (en) Keyboard structure for ten key machines.
FR1182271A (en) Typewriter duplicator
CH336847A (en) Typewriter
FR1265015A (en) Typewriter case change mechanism
FR1215954A (en) Justification mechanism for typewriters
FR1176625A (en) Typewriter
FR1402761A (en) Mechanism for musical instruments with keys
FR1246597A (en) Typewriter carriage movement mechanism
FR1214283A (en) Eraser device for electric typewriters
FR1272672A (en) Typewriter Improvements
BE575054A (en) Typewriter keyboard
BE599438A (en) Typewriter Ribbon Mechanism
FR1309625A (en) Keyboard for ten key machines
BE575055A (en) New typewriter keyboard.
BE573615A (en) Justification mechanism for typewriters.
FR1257823A (en) Improvements to copy holders for typewriters
FR1252979A (en) Underside for typewriters
FR1244794A (en) Typewriter
FR1145094A (en) Stenography block holder for typewriters and similar applications
FR1245957A (en) Typewriter Improvements
FR1215429A (en) Safety mechanism for ironing machine
FR1246595A (en) Universal bar for typewriters