FR2115796A5 - - Google Patents

Info

Publication number
FR2115796A5
FR2115796A5 FR7133824A FR7133824A FR2115796A5 FR 2115796 A5 FR2115796 A5 FR 2115796A5 FR 7133824 A FR7133824 A FR 7133824A FR 7133824 A FR7133824 A FR 7133824A FR 2115796 A5 FR2115796 A5 FR 2115796A5
Authority
FR
France
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
FR7133824A
Other languages
French (fr)
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR2115796A5 publication Critical patent/FR2115796A5/fr
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
    • H01C17/24—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by removing or adding resistive material
    • H01C17/245—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by removing or adding resistive material by mechanical means, e.g. sand blasting, cutting, ultrasonic treatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Electronic Switches (AREA)
FR7133824A 1970-11-25 1971-09-16 Expired FR2115796A5 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9281870A 1970-11-25 1970-11-25

Publications (1)

Publication Number Publication Date
FR2115796A5 true FR2115796A5 (enExample) 1972-07-07

Family

ID=22235285

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7133824A Expired FR2115796A5 (enExample) 1970-11-25 1971-09-16

Country Status (4)

Country Link
US (1) US3702042A (enExample)
DE (1) DE2158155A1 (enExample)
FR (1) FR2115796A5 (enExample)
GB (1) GB1329515A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0019017A1 (de) * 1979-05-21 1980-11-26 BBC Aktiengesellschaft Brown, Boveri & Cie. Verfahren und Vorrichtung zum Trimmen mindestens eines temperaturabhängigen Widerstands

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3808752A (en) * 1972-07-10 1974-05-07 Comtec Economation Method of automatically adjusting the frequency of crystal resonators
US3921340A (en) * 1974-03-11 1975-11-25 Ibm Magnetic head surface formation apparatus and method
JPS605076B2 (ja) * 1974-12-19 1985-02-08 株式会社東芝 半導体受光素子
DE2502961A1 (de) * 1975-01-24 1976-07-29 Precitec Gmbh Vorrichtung zum abgleich des widerstands-werts einer elektrisch leitfaehigen schicht
CH588169A5 (enExample) * 1975-09-12 1977-05-31 Suisse Horlogerie
NL8403134A (nl) * 1984-10-15 1986-05-01 Oce Nederland Bv Werkwijze voor het vervaardigen van een gerasterde laag voor een electrofotografisch element.
DE3809821A1 (de) * 1988-03-23 1989-10-05 Georg Sillner Vorrichtung zum herstellen von schichtwiderstaenden sowie verfahren zur steuerung dieser vorrichtung
US4914868A (en) * 1988-09-28 1990-04-10 International Business Machines Corporation Lapping control system for magnetic transducers
US5865901A (en) * 1997-12-29 1999-02-02 Siemens Aktiengesellschaft Wafer surface cleaning apparatus and method
CN114906561B (zh) * 2022-04-02 2024-05-24 广东精拓自动化智能科技有限公司 一种喷砂自动化生产系统
CN115741489B (zh) * 2022-11-15 2025-01-28 江苏仕爵科技有限公司 一种多工位旋转的喷砂机

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2743554A (en) * 1952-04-19 1956-05-01 Int Resistance Co Apparatus for blast etching electrical devices
US2707356A (en) * 1953-05-13 1955-05-03 Emerson Radio And Phonograph C Machine for automatically testing and adjusting the values of printed circuit resistors or capacitors
US2773332A (en) * 1953-10-30 1956-12-11 Shallcross Mfg Company Machine and method for cutting helical film resistors
US3425166A (en) * 1966-09-28 1969-02-04 Corning Glass Works Resistor tailoring machine
US3488890A (en) * 1967-03-09 1970-01-13 Western Electric Co Method of and apparatus for adjusting film resistors to a desired resistance value
US3534503A (en) * 1967-08-21 1970-10-20 Pennwalt Corp Abrading apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0019017A1 (de) * 1979-05-21 1980-11-26 BBC Aktiengesellschaft Brown, Boveri & Cie. Verfahren und Vorrichtung zum Trimmen mindestens eines temperaturabhängigen Widerstands

Also Published As

Publication number Publication date
US3702042A (en) 1972-11-07
GB1329515A (en) 1973-09-12
DE2158155A1 (de) 1972-05-31

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Legal Events

Date Code Title Description
ST Notification of lapse