FR2222846A5 - Automatic high speed printing head - comprises memory units for characters and sequences with matrix control cct. - Google Patents
Automatic high speed printing head - comprises memory units for characters and sequences with matrix control cct.Info
- Publication number
- FR2222846A5 FR2222846A5 FR7309686A FR7309686A FR2222846A5 FR 2222846 A5 FR2222846 A5 FR 2222846A5 FR 7309686 A FR7309686 A FR 7309686A FR 7309686 A FR7309686 A FR 7309686A FR 2222846 A5 FR2222846 A5 FR 2222846A5
- Authority
- FR
- France
- Prior art keywords
- high speed
- characters
- sequences
- matrix control
- printing head
- 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
- 239000011159 matrix material Substances 0.000 title abstract 2
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 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
- B41J9/00—Hammer-impression mechanisms
- B41J9/14—Means for selecting or suppressing individual hammers
Landscapes
- Character Spaces And Line Spaces In Printers (AREA)
Abstract
The high speed printer has a number of type keys operated by a memory control unit. A number (N) of keys is responsive to a simultaneous line compression signal for (R) coincidences using a sub-cycle (M) with M = N/k. Electronic circuitry includes a memory for the printed characters, a second memory for the linear sequence, a comparator, a register and a matrix control unit. The type is carried by an endless belt formed into two parallel equal half-length segments symmetrically arranged.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7309686A FR2222846A5 (en) | 1973-03-19 | 1973-03-19 | Automatic high speed printing head - comprises memory units for characters and sequences with matrix control cct. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7309686A FR2222846A5 (en) | 1973-03-19 | 1973-03-19 | Automatic high speed printing head - comprises memory units for characters and sequences with matrix control cct. |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2222846A5 true FR2222846A5 (en) | 1974-10-18 |
Family
ID=9116487
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7309686A Expired FR2222846A5 (en) | 1973-03-19 | 1973-03-19 | Automatic high speed printing head - comprises memory units for characters and sequences with matrix control cct. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2222846A5 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0671263A1 (en) * | 1994-02-14 | 1995-09-13 | KUEHNLE, Manfred R. | Transport system with electrostatic substrate retention device |
US5774153A (en) * | 1991-11-15 | 1998-06-30 | Heidelberger Druckmaschinen Aktiengesellschaft | Digital precision positioning system |
-
1973
- 1973-03-19 FR FR7309686A patent/FR2222846A5/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5774153A (en) * | 1991-11-15 | 1998-06-30 | Heidelberger Druckmaschinen Aktiengesellschaft | Digital precision positioning system |
EP0671263A1 (en) * | 1994-02-14 | 1995-09-13 | KUEHNLE, Manfred R. | Transport system with electrostatic substrate retention device |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |