CH483316A - Keyboard with coding device for typewriters - Google Patents

Keyboard with coding device for typewriters

Info

Publication number: CH483316A
Authority: CH; Switzerland
Prior art keywords: typewriters; keyboard; coding device; coding
Prior art date: 1968-07-15

Application number

CH896669A

Other languages

German (de)

Inventor

Harold Castle William

Leelan Greer Donald

Original Assignee

Ibm

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.)

1968-07-15

Filing date

1969-06-12

Publication date

1969-12-31

1969-06-12 Application filed by Ibm filed Critical Ibm

1969-12-31 Publication of CH483316A publication Critical patent/CH483316A/en

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
- B41J5/18—Locks
- B41J5/22—Interlocks between keys, e.g. without detent 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
- B41J25/00—Actions or mechanisms not otherwise provided for
- B41J25/02—Key actions for specified purposes
- B41J25/08—Case shift

CH896669A 1968-07-15 1969-06-12 Keyboard with coding device for typewriters CH483316A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US74475268A	1968-07-15	1968-07-15

Publications (1)

Publication Number	Publication Date
CH483316A true CH483316A (en)	1969-12-31

Family

ID=24993853

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH896669A CH483316A (en)	1968-07-15	1969-06-12	Keyboard with coding device for typewriters

Country Status (7)

Country	Link
US (1)	US3592313A (en)
JP (1)	JPS4746209B1 (en)
CH (1)	CH483316A (en)
DE (1)	DE1934235B2 (en)
GB (1)	GB1254639A (en)
NL (1)	NL159042B (en)
SE (1)	SE340626B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3817366A (en) *	1969-12-27	1974-06-18	Triumph Werke Nuernberg Ag	Keyboard controlled encoding mechanism
US3750796A (en) *	1971-02-08	1973-08-07	Ncr Co	Self-interlocking keyboard
FR2144094A5 (en) *	1971-06-30	1973-02-09	Honeywell Bull Soc Ind
US3833107A (en) *	1971-11-13	1974-09-03	Ricoh Kk	Typewriter
DE2159070C3 (en) *	1971-11-29	1979-05-17	Triumph Werke Nuernberg Ag, 8500 Nuernberg	Key-operated input device for typewriters or similar office machines
JPS54104916A (en) *	1978-02-01	1979-08-17	Brother Ind Ltd	Lockkup mechanism for typewriter

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3273684A (en) *		1966-09-20		Input-output typewriter having double shift means
NL256795A (en) *	1959-10-14
US3086635A (en) *	1961-07-14	1963-04-23	Ibm	Keylever storage mechanism
US3348648A (en) *	1966-08-08	1967-10-24	Royal Typewriter Co Inc	Keyboard providing serial generation of two different codes responsive to one key depression
DE1561298A1 (en) *	1966-08-25	1970-03-19	Siemens Ag	Keyboard for power operated typewriters
US3386554A (en) *	1967-02-27	1968-06-04	Ibm	Shift-print interlock

1968
- 1968-07-15 US US744752A patent/US3592313A/en not_active Expired - Lifetime
1969
- 1969-06-11 NL NL6908867.A patent/NL159042B/en unknown
- 1969-06-12 CH CH896669A patent/CH483316A/en not_active IP Right Cessation
- 1969-06-25 GB GB32190/69A patent/GB1254639A/en not_active Expired
- 1969-07-04 JP JP5257369A patent/JPS4746209B1/ja active Pending
- 1969-07-05 DE DE19691934235 patent/DE1934235B2/en not_active Withdrawn
- 1969-07-15 SE SE10026/69A patent/SE340626B/xx unknown

Also Published As

Publication number	Publication date
SE340626B (en)	1971-11-29
NL159042B (en)	1979-01-15
DE1934235B2 (en)	1972-03-02
NL6908867A (en)	1970-01-19
GB1254639A (en)	1971-11-24
US3592313A (en)	1971-07-13
DE1934235A1 (en)	1970-01-22
JPS4746209B1 (en)	1972-11-21

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Legal Events

Date	Code	Title	Description
1988-02-29	PL	Patent ceased