DD108857A1 - - Google Patents

Info

Publication number
DD108857A1
DD108857A1 DD17547273A DD17547273A DD108857A1 DD 108857 A1 DD108857 A1 DD 108857A1 DD 17547273 A DD17547273 A DD 17547273A DD 17547273 A DD17547273 A DD 17547273A DD 108857 A1 DD108857 A1 DD 108857A1
Authority
DD
German Democratic Republic
Application number
DD17547273A
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 filed Critical
Priority to DD17547273A priority Critical patent/DD108857A1/xx
Publication of DD108857A1 publication Critical patent/DD108857A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T21/00—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs
    • H01T21/06—Adjustment of spark gaps

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
DD17547273A 1973-12-19 1973-12-19 DD108857A1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DD17547273A DD108857A1 (zh) 1973-12-19 1973-12-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD17547273A DD108857A1 (zh) 1973-12-19 1973-12-19

Publications (1)

Publication Number Publication Date
DD108857A1 true DD108857A1 (zh) 1974-10-05

Family

ID=5493970

Family Applications (1)

Application Number Title Priority Date Filing Date
DD17547273A DD108857A1 (zh) 1973-12-19 1973-12-19

Country Status (1)

Country Link
DD (1) DD108857A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0540159A1 (en) * 1991-10-26 1993-05-05 Ford Motor Company Limited Manufacture of spark plugs
WO2001093389A1 (en) * 2000-05-30 2001-12-06 Ngk Spark Plug Co., Ltd. Method and apparatus for making spark plug

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0540159A1 (en) * 1991-10-26 1993-05-05 Ford Motor Company Limited Manufacture of spark plugs
WO2001093389A1 (en) * 2000-05-30 2001-12-06 Ngk Spark Plug Co., Ltd. Method and apparatus for making spark plug
CN1309130C (zh) * 2000-05-30 2007-04-04 日本特殊陶业株式会社 制造火花塞的方法和装置

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