JPH0424153B2 - - Google Patents

Info

Publication number
JPH0424153B2
JPH0424153B2 JP56017659A JP1765981A JPH0424153B2 JP H0424153 B2 JPH0424153 B2 JP H0424153B2 JP 56017659 A JP56017659 A JP 56017659A JP 1765981 A JP1765981 A JP 1765981A JP H0424153 B2 JPH0424153 B2 JP H0424153B2
Authority
JP
Japan
Prior art keywords
speed
making machine
welding
pipe
low
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 - Lifetime
Application number
JP56017659A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57132210A (en
Inventor
Kengo Murata
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.)
NIPPON PIPE SEIZO KK
Original Assignee
NIPPON PIPE SEIZO KK
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 NIPPON PIPE SEIZO KK filed Critical NIPPON PIPE SEIZO KK
Priority to JP1765981A priority Critical patent/JPS57132210A/ja
Publication of JPS57132210A publication Critical patent/JPS57132210A/ja
Publication of JPH0424153B2 publication Critical patent/JPH0424153B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
    • H02P1/02—Details of starting control
    • H02P1/04—Means for controlling progress of starting sequence in dependence upon time or upon current, speed, or other motor parameter

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Velocity Or Acceleration (AREA)
JP1765981A 1981-02-09 1981-02-09 Speed control method for electric welded tube welding machine Granted JPS57132210A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1765981A JPS57132210A (en) 1981-02-09 1981-02-09 Speed control method for electric welded tube welding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1765981A JPS57132210A (en) 1981-02-09 1981-02-09 Speed control method for electric welded tube welding machine

Publications (2)

Publication Number Publication Date
JPS57132210A JPS57132210A (en) 1982-08-16
JPH0424153B2 true JPH0424153B2 (https=) 1992-04-24

Family

ID=11949967

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1765981A Granted JPS57132210A (en) 1981-02-09 1981-02-09 Speed control method for electric welded tube welding machine

Country Status (1)

Country Link
JP (1) JPS57132210A (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6038682U (ja) * 1983-08-25 1985-03-18 株式会社明電舎 薄肉電縫造管機の制御装置
JPH039904Y2 (https=) * 1984-10-22 1991-03-12

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1470959A (en) * 1973-06-04 1977-04-21 Triplex Safety Glass Co Manufacture of laminated glass articles
JPS5525955A (en) * 1978-08-14 1980-02-25 Omron Tateisi Electronics Co Leakage breaker
JPS565637A (en) * 1979-06-28 1981-01-21 Tokyo Optical Operation distance detector in ophthalmology machine

Also Published As

Publication number Publication date
JPS57132210A (en) 1982-08-16

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