DE2954141C2 - - Google Patents
Info
- Publication number
- DE2954141C2 DE2954141C2 DE2954141A DE2954141A DE2954141C2 DE 2954141 C2 DE2954141 C2 DE 2954141C2 DE 2954141 A DE2954141 A DE 2954141A DE 2954141 A DE2954141 A DE 2954141A DE 2954141 C2 DE2954141 C2 DE 2954141C2
- Authority
- DE
- Germany
- Prior art keywords
- pole piece
- matrix
- flange
- hinged
- anchor
- 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 claims description 22
- 239000002184 metal Substances 0.000 claims description 16
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008451 emotion Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 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
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/22—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material
- B41J2/23—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material using print wires
- B41J2/235—Print head assemblies
- B41J2/265—Guides for print wires
-
- 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
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/22—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material
- B41J2/23—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material using print wires
- B41J2/235—Print head assemblies
- B41J2/25—Print wires
- B41J2/255—Arrangement of the print ends of the wires
-
- 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
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/22—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material
- B41J2/23—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material using print wires
- B41J2/27—Actuators for print wires
- B41J2/275—Actuators for print wires of clapper type
Landscapes
- Impact Printers (AREA)
Description
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/885,186 US4185929A (en) | 1978-03-10 | 1978-03-10 | Wire matrix print head assembly |
US05/887,927 US4230412A (en) | 1978-03-17 | 1978-03-17 | Matrix print head assembly |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2954141C2 true DE2954141C2 (de) | 1987-08-06 |
Family
ID=27128753
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19792909552 Granted DE2909552A1 (de) | 1978-03-10 | 1979-03-10 | Matrixdruckkopfanordnung |
DE2954141A Expired DE2954141C2 (de) | 1978-03-10 | 1979-03-10 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19792909552 Granted DE2909552A1 (de) | 1978-03-10 | 1979-03-10 | Matrixdruckkopfanordnung |
Country Status (5)
Country | Link |
---|---|
JP (2) | JPH0569711B2 (de) |
DE (2) | DE2909552A1 (de) |
FR (1) | FR2419166B1 (de) |
IT (1) | IT1115083B (de) |
WO (1) | WO1979000738A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5856354B2 (ja) * | 1980-03-12 | 1983-12-14 | 沖電気工業株式会社 | ワイヤ印字ヘッド |
IT1128976B (it) * | 1980-08-21 | 1986-06-04 | Olivetti & Co Spa | Testina di stampa a fili balistica |
DE3243477A1 (de) * | 1982-11-22 | 1984-05-24 | Mannesmann AG, 4000 Düsseldorf | Nadeldruckkopf fuer matrixdrucker |
DE3243475A1 (de) * | 1982-11-22 | 1984-05-24 | Mannesmann AG, 4000 Düsseldorf | Nadeldruckkopf fuer matrixdrucker |
JPS60193661A (ja) * | 1984-03-15 | 1985-10-02 | Tokyo Electric Co Ltd | ドツトプリンタヘツド |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1166620A (en) * | 1965-12-09 | 1969-10-08 | Teletype Corp | Cable for a Dot Matrix Printer |
US4051941A (en) * | 1976-06-28 | 1977-10-04 | Xerox Corporation | Matrix print head with improved armature retainer |
DE2827739A1 (de) * | 1977-06-23 | 1979-01-25 | Dh Ass | Matrix-druckkopfanordnung |
DE2536217B2 (de) * | 1974-09-18 | 1979-12-13 | Lear Siegler, Inc., Anaheim, Calif. (V.St.A.) | Führungskappe für einen Drahtmatrix-Schlagdruckkopf |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3672482A (en) * | 1970-08-31 | 1972-06-27 | Ibm | Wire matrix print head |
DE2056364B2 (de) * | 1970-11-17 | 1976-05-13 | Offermann, Karl Heinz, 4322 Sprockhövel | Elektromagnetsystem fuer mosaik- druckwerke |
US3994381A (en) * | 1973-04-26 | 1976-11-30 | The Singer Company | Wire matrix print head |
DE2342420A1 (de) * | 1973-08-22 | 1975-03-13 | Steinmetz Krischke Systemtech | Mosaikdruckknopf |
US3897865A (en) * | 1973-12-11 | 1975-08-05 | Ibm | Dot printing apparatus |
DE2449235A1 (de) * | 1973-12-11 | 1975-06-12 | Gen Electric | Druckvorrichtung mit drahtmatrixdruckerkopf |
US3893220A (en) * | 1974-08-01 | 1975-07-08 | Gen Electric | Method of making wire matrix print head nozzle |
US4004671A (en) * | 1974-12-16 | 1977-01-25 | Lrc, Inc. | Wire matrix print head |
US4091909A (en) * | 1975-03-05 | 1978-05-30 | Texas Instruments Incorporated | Wire matrix printer printhead assembly |
DE2512684C3 (de) * | 1975-03-20 | 1978-09-14 | Mannesmann Ag, 4000 Duesseldorf | Druckkopf für einen Nadeldrucker mit einer Führungseinrichtung für die Drucknadeln |
US4047606A (en) * | 1976-04-19 | 1977-09-13 | Mannesmann Aktiengesellschaft | Head for needle printer |
US4060161A (en) * | 1977-01-11 | 1977-11-29 | Ncr Corporation | Vibration dampening means for printing mechanism |
US4081067A (en) * | 1977-03-07 | 1978-03-28 | Ncr Corporation | Internal vibration dampening means for printing mechanism |
DE2800218C2 (de) * | 1978-01-04 | 1980-02-07 | Triumph Werke Nuernberg Ag, 8500 Nuernberg | Nadeldruckkopf |
-
1979
- 1979-03-09 JP JP54500559A patent/JPH0569711B2/ja not_active Expired - Lifetime
- 1979-03-09 WO PCT/US1979/000146 patent/WO1979000738A1/en unknown
- 1979-03-10 DE DE19792909552 patent/DE2909552A1/de active Granted
- 1979-03-10 DE DE2954141A patent/DE2954141C2/de not_active Expired
- 1979-03-12 FR FR7906292A patent/FR2419166B1/fr not_active Expired
- 1979-03-12 IT IT48312/79A patent/IT1115083B/it active
-
1990
- 1990-10-09 JP JP2269660A patent/JPH03175053A/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1166620A (en) * | 1965-12-09 | 1969-10-08 | Teletype Corp | Cable for a Dot Matrix Printer |
DE2536217B2 (de) * | 1974-09-18 | 1979-12-13 | Lear Siegler, Inc., Anaheim, Calif. (V.St.A.) | Führungskappe für einen Drahtmatrix-Schlagdruckkopf |
US4051941A (en) * | 1976-06-28 | 1977-10-04 | Xerox Corporation | Matrix print head with improved armature retainer |
DE2827739A1 (de) * | 1977-06-23 | 1979-01-25 | Dh Ass | Matrix-druckkopfanordnung |
Also Published As
Publication number | Publication date |
---|---|
DE2909552C2 (de) | 1987-08-13 |
IT7948312A0 (it) | 1979-03-12 |
JPH0569711B2 (de) | 1993-10-01 |
WO1979000738A1 (en) | 1979-10-04 |
JPH03175053A (ja) | 1991-07-30 |
FR2419166A1 (fr) | 1979-10-05 |
IT1115083B (it) | 1986-02-03 |
DE2909552A1 (de) | 1979-09-20 |
FR2419166B1 (fr) | 1987-08-14 |
JPS55500160A (de) | 1980-03-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AC | Divided out of |
Ref country code: DE Ref document number: 2909552 Format of ref document f/p: P |
|
Q172 | Divided out of (supplement): |
Ref country code: DE Ref document number: 2909552 |
|
8181 | Inventor (new situation) |
Free format text: HERBERT, DONALD G., SAN REMO, CALIF., US |
|
8110 | Request for examination paragraph 44 | ||
8127 | New person/name/address of the applicant |
Owner name: DH TECHNOLOGY, INC., SUNNYVALE, CALIF., US |
|
8128 | New person/name/address of the agent |
Representative=s name: RUSCHKE, O., DIPL.-ING., 1000 BERLIN RUSCHKE, H., |
|
AC | Divided out of |
Ref country code: DE Ref document number: 2909552 Format of ref document f/p: P |
|
D2 | Grant after examination | ||
AC | Divided out of |
Ref country code: DE Ref document number: 2909552 Format of ref document f/p: P |
|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |