JPS5038400B1 - - Google Patents

Info

Publication number
JPS5038400B1
JPS5038400B1 JP47045283A JP4528372A JPS5038400B1 JP S5038400 B1 JPS5038400 B1 JP S5038400B1 JP 47045283 A JP47045283 A JP 47045283A JP 4528372 A JP4528372 A JP 4528372A JP S5038400 B1 JPS5038400 B1 JP S5038400B1
Authority
JP
Japan
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.)
Pending
Application number
JP47045283A
Other languages
Japanese (ja)
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
Publication of JPS5038400B1 publication Critical patent/JPS5038400B1/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls
    • B21C37/207—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls with helical guides
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/16—Rectilinearly-movable armatures
    • H01F7/1607—Armatures entering the winding

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)
JP47045283A 1971-05-07 1972-05-08 Pending JPS5038400B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14124971A 1971-05-07 1971-05-07

Publications (1)

Publication Number Publication Date
JPS5038400B1 true JPS5038400B1 (en) 1975-12-09

Family

ID=22494860

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47045283A Pending JPS5038400B1 (en) 1971-05-07 1972-05-08

Country Status (5)

Country Link
US (1) US3765207A (en)
JP (1) JPS5038400B1 (en)
CA (1) CA989603A (en)
DE (1) DE2222376A1 (en)
IT (1) IT955282B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52132100U (en) * 1976-04-01 1977-10-07

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3357199A (en) * 1998-03-18 1999-10-11 Cai, Hue Tube-forming machine and method
DE10105827B4 (en) * 2001-02-07 2005-11-03 "Alwag" Tunnelausbau Gesellschaft Mbh Device for chipless forming of elongate workpieces
DE102004012646A1 (en) * 2004-03-13 2005-10-13 Heinz Gruber Switching device for mechanical systems
GB0809542D0 (en) * 2007-10-30 2008-07-02 Sheppard & Charnley Ltd A solenoid
US8887398B1 (en) * 2013-04-29 2014-11-18 Tesla Motors, Inc. Extruded member with altered radial fins

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1474124A (en) * 1923-07-12 1923-11-13 Firm Mannes Mannrohren Werke Rolling mill
US2100587A (en) * 1936-07-06 1937-11-30 Kenneth M Chalker Apparatus for coating the interior of tubing and the like
US2600254A (en) * 1947-03-20 1952-06-10 Lysobey John Wall treatment of tubing
DE943044C (en) * 1953-06-10 1956-05-09 Siemens Ag Device for drawing pipes made of drawable and rollable non-ferrous metals, preferably aluminum, over a flying mandrel arranged inside the pipe
DE1652990B1 (en) * 1961-05-17 1969-10-02 Kabel Metallwerke Ghh Device for continuous waves of thin-walled, in particular longitudinally welded, smooth tubes
US3167176A (en) * 1961-12-04 1965-01-26 Babcock & Wilcox Co Method of and apparatus for correcting tube eccentricity
US3149255A (en) * 1962-03-23 1964-09-15 H & T Electrical Products Electrical reciprocating motor
US3379042A (en) * 1965-12-27 1968-04-23 Nat Acme Co Method and machine for form rolling

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52132100U (en) * 1976-04-01 1977-10-07

Also Published As

Publication number Publication date
DE2222376A1 (en) 1972-11-30
CA989603A (en) 1976-05-25
US3765207A (en) 1973-10-16
IT955282B (en) 1973-09-29

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