DE2116801A1 - - Google Patents

Info

Publication number
DE2116801A1
DE2116801A1 DE19712116801 DE2116801A DE2116801A1 DE 2116801 A1 DE2116801 A1 DE 2116801A1 DE 19712116801 DE19712116801 DE 19712116801 DE 2116801 A DE2116801 A DE 2116801A DE 2116801 A1 DE2116801 A1 DE 2116801A1
Authority
DE
Germany
Prior art keywords
peripheral wall
anode
extrusion
punch
thin
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.)
Pending
Application number
DE19712116801
Other languages
German (de)
English (en)
Inventor
Seiya Tokio; Takahashi Soji Kodaira; Hattori Yasuhiro Tokio; Imai Kuninori Hachioji; Hashimoto (Japan). P B23p 15-06
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE2116801A1 publication Critical patent/DE2116801A1/de
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K23/00—Making other articles
    • 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
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/08—Making wire, bars, tubes
    • B21C23/10—Making finned tubes
    • 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
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/20—Making uncoated products by backward extrusion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/16—Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge
    • H01J23/165—Manufacturing processes or apparatus therefore

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Forging (AREA)
  • Microwave Tubes (AREA)
DE19712116801 1970-04-10 1971-04-06 Pending DE2116801A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45030188A JPS4947625B1 (es) 1970-04-10 1970-04-10

Publications (1)

Publication Number Publication Date
DE2116801A1 true DE2116801A1 (es) 1971-10-28

Family

ID=12296765

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712116801 Pending DE2116801A1 (es) 1970-04-10 1971-04-06

Country Status (4)

Country Link
US (1) US3719068A (es)
JP (1) JPS4947625B1 (es)
DE (1) DE2116801A1 (es)
GB (1) GB1323370A (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2548835A1 (fr) * 1983-07-08 1985-01-11 Philips Nv Procede de fabrication d'un filtre d'ondes et filtre guide d'ondes fabrique par la mise en oeuvre de ce procede

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5115514B2 (es) * 1971-11-22 1976-05-17
US4341106A (en) * 1977-04-13 1982-07-27 Gleason Works Apparatus for controlling the movement of a reciprocatory hydraulically driven element of a metal forming machine
JPH0433728A (ja) * 1990-05-25 1992-02-05 Toshiba Corp バーリング加工方法
US5618297A (en) * 1994-10-13 1997-04-08 Applied Medical Resources Obturator with internal tip protector
CN102699085A (zh) * 2012-06-01 2012-10-03 北京理工大学 双反挤压制备led散热托架

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1482697A (en) * 1922-02-24 1924-02-05 Henderson B Douglas Method of forming drawbar yokes
GB677779A (en) * 1949-05-20 1952-08-20 Hoover Ltd Improvements relating to the manufacture of commutators for dynamo-electric machines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2548835A1 (fr) * 1983-07-08 1985-01-11 Philips Nv Procede de fabrication d'un filtre d'ondes et filtre guide d'ondes fabrique par la mise en oeuvre de ce procede

Also Published As

Publication number Publication date
GB1323370A (en) 1973-07-11
JPS4947625B1 (es) 1974-12-17
US3719068A (en) 1973-03-06

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