GB643868A - Typewriting machine - Google Patents
Typewriting machineInfo
- Publication number
- GB643868A GB643868A GB18064/47A GB1806447A GB643868A GB 643868 A GB643868 A GB 643868A GB 18064/47 A GB18064/47 A GB 18064/47A GB 1806447 A GB1806447 A GB 1806447A GB 643868 A GB643868 A GB 643868A
- Authority
- GB
- United Kingdom
- Prior art keywords
- lever
- tabulator
- key
- blades
- stop
- 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
Links
- 230000033001 locomotion Effects 0.000 abstract 9
- 230000007246 mechanism Effects 0.000 abstract 8
- 230000000994 depressogenic effect Effects 0.000 abstract 6
- 230000000694 effects Effects 0.000 abstract 3
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 230000000630 rising effect Effects 0.000 abstract 1
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
- B41J25/00—Actions or mechanisms not otherwise provided for
- B41J25/02—Key actions for specified purposes
- B41J25/18—Tabulating
Landscapes
- Accessory Devices And Overall Control Thereof (AREA)
- Labeling Devices (AREA)
- Impression-Transfer Materials And Handling Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US470677A US2384060A (en) | 1942-12-30 | 1942-12-30 | Typewriting machine |
Publications (1)
Publication Number | Publication Date |
---|---|
GB643868A true GB643868A (en) | 1950-09-27 |
Family
ID=23868568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB18064/47A Expired GB643868A (en) | 1942-12-30 | 1947-07-08 | Typewriting machine |
Country Status (3)
Country | Link |
---|---|
US (1) | US2384060A (de) |
DE (1) | DE907416C (de) |
GB (1) | GB643868A (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2655245A (en) * | 1950-12-08 | 1953-10-13 | Underwood Corp | Tabulating mechanism for type writers and like machines |
US2650689A (en) * | 1950-12-26 | 1953-09-01 | Underwood Corp | Carriage tabulating mechanism |
US2746591A (en) * | 1952-04-30 | 1956-05-22 | Royal Mcbee Corp | Tabulating mechanism for typewriter or like machines |
DE1088988B (de) * | 1952-05-08 | 1960-09-15 | Ibm Deutschland | Antriebsvorrichtung fuer den Reiteranschlag einer Dezimal-tabuliereinrichtung an kraftangetriebenen Schreib-, Rechen- u. dgl. Maschinen |
US2862593A (en) * | 1952-05-08 | 1958-12-02 | Ibm | Denominational tabulating mechanism |
BE571961A (de) * | 1957-10-29 | |||
FR1250692A (fr) * | 1958-12-23 | 1961-01-13 | Ibm | Tabulateur décimal |
-
1942
- 1942-12-30 US US470677A patent/US2384060A/en not_active Expired - Lifetime
-
1947
- 1947-07-08 GB GB18064/47A patent/GB643868A/en not_active Expired
-
1950
- 1950-09-15 DE DEU529A patent/DE907416C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE907416C (de) | 1954-03-25 |
US2384060A (en) | 1945-09-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB530359A (en) | Improvements in and relating to line-spacer mechanism for typing machines | |
GB643868A (en) | Typewriting machine | |
US3306417A (en) | Keyboard mechanism for generating code with selectable code member sets | |
US2972401A (en) | Variable spacing mechanism for typewriters | |
GB1060756A (en) | Escapement mechanisms for typewriters | |
US2831558A (en) | Variable proportional letter feed mechanism | |
US3288262A (en) | Variable spacing mechanism for typewriters and like machines | |
US2931481A (en) | Power-operated type action for type-writers and the like | |
US2905303A (en) | Escapement pawl control | |
US2675902A (en) | Operation control interlocking mechanism for power-operated typewriters or like machines | |
US1801902A (en) | Calculating- machine | |
US2945578A (en) | Variable spacing mechanism for typewriters | |
US2896765A (en) | Trip pawl control mechanism | |
US2633966A (en) | Operation control interlocking mechanism for typewriters or like machines | |
US2710139A (en) | Swanson | |
US3288263A (en) | Carriage long run controlling device for typewriters and like machines | |
US3814228A (en) | Repeat mechanism for a printer | |
GB632717A (en) | Improvement in typewriting machine | |
US2658684A (en) | Factor entering means | |
US3752289A (en) | Typewriter escapement and control devices therefor | |
GB1109059A (en) | A typewriter or like office machine | |
GB823136A (en) | Proportional letter feed mechanism | |
US3578132A (en) | Half-space carriage return mechanism for typewriters | |
US1933570A (en) | Printing instrumentalities for typewriting machines | |
US2740582A (en) | parker |