ZA734894B - Improvements in or relating to methods of manufacturing electric resistance elements - Google Patents

Improvements in or relating to methods of manufacturing electric resistance elements

Info

Publication number
ZA734894B
ZA734894B ZA734894A ZA734894A ZA734894B ZA 734894 B ZA734894 B ZA 734894B ZA 734894 A ZA734894 A ZA 734894A ZA 734894 A ZA734894 A ZA 734894A ZA 734894 B ZA734894 B ZA 734894B
Authority
ZA
South Africa
Prior art keywords
relating
methods
electric resistance
resistance elements
manufacturing electric
Prior art date
Application number
ZA734894A
Other languages
English (en)
Inventor
A Engl
K Marth
Original Assignee
Siemens Ag
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
Priority claimed from DE19722238557 external-priority patent/DE2238557C3/de
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of ZA734894B publication Critical patent/ZA734894B/xx

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/0823—Devices involving rotation of the workpiece
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/351—Working by laser beam, e.g. welding, cutting or boring for trimming or tuning of electrical components

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Optical Integrated Circuits (AREA)
  • Laser Beam Processing (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Laser Surgery Devices (AREA)
ZA734894A 1972-08-04 1973-07-18 Improvements in or relating to methods of manufacturing electric resistance elements ZA734894B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722238557 DE2238557C3 (de) 1972-08-04 Verfahren und Vorrichtung zum Abgleichen von zylindrischen Schichtwiderständen

Publications (1)

Publication Number Publication Date
ZA734894B true ZA734894B (en) 1974-06-26

Family

ID=5852726

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA734894A ZA734894B (en) 1972-08-04 1973-07-18 Improvements in or relating to methods of manufacturing electric resistance elements

Country Status (13)

Country Link
JP (1) JPS4959257A (ja)
AT (1) AT322675B (ja)
BE (1) BE803194A (ja)
BR (1) BR7305339D0 (ja)
ES (1) ES417541A1 (ja)
FR (1) FR2195041B1 (ja)
GB (1) GB1440022A (ja)
HU (1) HU169621B (ja)
IT (1) IT992728B (ja)
LU (1) LU66978A1 (ja)
NL (1) NL7306267A (ja)
SU (1) SU574174A3 (ja)
ZA (1) ZA734894B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1060668A (en) * 1975-10-28 1979-08-21 Albert S. Ashmead Method of forming a knitting needle latch pivot
FR2679477B1 (fr) * 1991-07-26 1995-11-17 Aerospatiale Procede de decoupe par faisceau laser d'un materiau recouvrant un substrat et dispositifs pour sa mise en óoeuvre.

Also Published As

Publication number Publication date
HU169621B (ja) 1976-12-28
IT992728B (it) 1975-09-30
FR2195041A1 (ja) 1974-03-01
BR7305339D0 (pt) 1974-08-22
NL7306267A (ja) 1974-02-06
BE803194A (fr) 1973-12-03
GB1440022A (en) 1976-06-23
DE2238557B2 (de) 1976-07-08
JPS4959257A (ja) 1974-06-08
SU574174A3 (ru) 1977-09-25
LU66978A1 (ja) 1973-04-19
AT322675B (de) 1975-06-10
DE2238557A1 (de) 1974-02-21
ES417541A1 (es) 1976-03-01
FR2195041B1 (ja) 1977-09-09

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