JPH0520276B2 - - Google Patents
Info
- Publication number
- JPH0520276B2 JPH0520276B2 JP62218235A JP21823587A JPH0520276B2 JP H0520276 B2 JPH0520276 B2 JP H0520276B2 JP 62218235 A JP62218235 A JP 62218235A JP 21823587 A JP21823587 A JP 21823587A JP H0520276 B2 JPH0520276 B2 JP H0520276B2
- Authority
- JP
- Japan
- Prior art keywords
- hinge
- printing
- hinges
- piezoelectric element
- fixing member
- 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 - Lifetime
Links
- 230000008878 coupling Effects 0.000 claims description 27
- 238000010168 coupling process Methods 0.000 claims description 27
- 238000005859 coupling reaction Methods 0.000 claims description 27
- 238000006073 displacement reaction Methods 0.000 description 22
- 230000007246 mechanism Effects 0.000 description 11
- 230000003321 amplification Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 4
- 230000020169 heat generation Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005219 brazing Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003754 machining Methods 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
- B41J2/27—Actuators for print wires
- B41J2/295—Actuators for print wires using piezoelectric elements
Landscapes
- Impact Printers (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62218235A JPS6458559A (en) | 1987-08-31 | 1987-08-31 | Printing hammer |
US07/153,371 US4886382A (en) | 1987-02-09 | 1988-02-08 | Printing hammer comprising two hinge parts coupling an arm to a base member on both sides of a hinge coupling the arm to a piezoelectric actuator |
EP88101877A EP0285766B1 (en) | 1987-02-09 | 1988-02-09 | Printing hammer provided with a piezoelectric actuator |
DE8888101877T DE3870298D1 (de) | 1987-02-09 | 1988-02-09 | Druckhammer mit piezoelektrischem betaetiger. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62218235A JPS6458559A (en) | 1987-08-31 | 1987-08-31 | Printing hammer |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6458559A JPS6458559A (en) | 1989-03-06 |
JPH0520276B2 true JPH0520276B2 (en]) | 1993-03-19 |
Family
ID=16716720
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62218235A Granted JPS6458559A (en) | 1987-02-09 | 1987-08-31 | Printing hammer |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6458559A (en]) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6736392B1 (en) | 1997-11-28 | 2004-05-18 | Ricoh Company, Ltd. | Image forming apparatus |
-
1987
- 1987-08-31 JP JP62218235A patent/JPS6458559A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6458559A (en) | 1989-03-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term | ||
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080319 Year of fee payment: 15 |