GB1487259A - Thermal print head fabrication technique - Google Patents

Thermal print head fabrication technique

Info

Publication number
GB1487259A
GB1487259A GB5614974A GB5614974A GB1487259A GB 1487259 A GB1487259 A GB 1487259A GB 5614974 A GB5614974 A GB 5614974A GB 5614974 A GB5614974 A GB 5614974A GB 1487259 A GB1487259 A GB 1487259A
Authority
GB
United Kingdom
Prior art keywords
etchant
resistivity
etching
layer
print 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
Application number
GB5614974A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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.)
Filing date
Publication date
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of GB1487259A publication Critical patent/GB1487259A/en
Expired legal-status Critical Current

Links

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
    • B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
    • B41J2/32—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
    • B41J2/335—Structure of thermal heads
    • B41J2/34—Structure of thermal heads comprising semiconductors

Landscapes

  • Weting (AREA)
  • Facsimile Heads (AREA)
GB5614974A 1974-02-14 1974-12-31 Thermal print head fabrication technique Expired GB1487259A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US44256274A 1974-02-14 1974-02-14

Publications (1)

Publication Number Publication Date
GB1487259A true GB1487259A (en) 1977-09-28

Family

ID=23757282

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5614974A Expired GB1487259A (en) 1974-02-14 1974-12-31 Thermal print head fabrication technique

Country Status (4)

Country Link
JP (1) JPS50124654A (enrdf_load_stackoverflow)
DE (1) DE2504796A1 (enrdf_load_stackoverflow)
FR (1) FR2261134A1 (enrdf_load_stackoverflow)
GB (1) GB1487259A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5537428B2 (enrdf_load_stackoverflow) * 1974-09-18 1980-09-27
JPS5839675B2 (ja) * 1975-12-27 1983-08-31 カブシキガイシヤ トウヨウデングセイサクシヨ ネツインジヘツド

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5520874A (en) * 1978-07-31 1980-02-14 Matsushita Electric Works Ltd Flush toilet stool with hand washer

Also Published As

Publication number Publication date
DE2504796A1 (de) 1975-08-21
JPS50124654A (enrdf_load_stackoverflow) 1975-09-30
FR2261134A1 (enrdf_load_stackoverflow) 1975-09-12

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee