GB1293593A - Apparatus for selectively adjusting components of a thin film or hybrid circuit - Google Patents

Apparatus for selectively adjusting components of a thin film or hybrid circuit

Info

Publication number
GB1293593A
GB1293593A GB5547069A GB5547069A GB1293593A GB 1293593 A GB1293593 A GB 1293593A GB 5547069 A GB5547069 A GB 5547069A GB 5547069 A GB5547069 A GB 5547069A GB 1293593 A GB1293593 A GB 1293593A
Authority
GB
United Kingdom
Prior art keywords
resistor
circuit
resistors
mask
contacts
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
GB5547069A
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT SA
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 Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Publication of GB1293593A publication Critical patent/GB1293593A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
    • H01C17/22—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming
    • H01C17/26—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by converting resistive material
    • H01C17/262—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by converting resistive material by electrolytic treatment, e.g. anodic oxydation
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/16—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor
    • H05K1/167—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor incorporating printed resistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Adjustable Resistors (AREA)
GB5547069A 1968-11-18 1969-11-12 Apparatus for selectively adjusting components of a thin film or hybrid circuit Expired GB1293593A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR174141 1968-11-18

Publications (1)

Publication Number Publication Date
GB1293593A true GB1293593A (en) 1972-10-18

Family

ID=8656993

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5547069A Expired GB1293593A (en) 1968-11-18 1969-11-12 Apparatus for selectively adjusting components of a thin film or hybrid circuit

Country Status (5)

Country Link
BE (1) BE741563A (enrdf_load_stackoverflow)
DE (1) DE1957779C3 (enrdf_load_stackoverflow)
FR (1) FR1601453A (enrdf_load_stackoverflow)
GB (1) GB1293593A (enrdf_load_stackoverflow)
NL (1) NL6917337A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2910966A1 (de) * 1979-03-21 1980-10-02 Bosch Gmbh Robert Kaelteverdichter
AU7812181A (en) * 1980-12-11 1982-06-17 Card-O-Matic Pty. Limited Speed changing of electric motors
US7967158B2 (en) 2006-10-27 2011-06-28 Manitowoc Crane Companies, Llc Mobile lift crane with variable position counterweight

Also Published As

Publication number Publication date
NL6917337A (enrdf_load_stackoverflow) 1970-05-20
DE1957779C3 (de) 1974-04-18
DE1957779B2 (de) 1973-09-20
FR1601453A (enrdf_load_stackoverflow) 1970-08-24
DE1957779A1 (de) 1970-07-09
BE741563A (enrdf_load_stackoverflow) 1970-04-16

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees