GB1341713A - - Google Patents

Info

Publication number
GB1341713A
GB1341713A GB3665871A GB3665871A GB1341713A GB 1341713 A GB1341713 A GB 1341713A GB 3665871 A GB3665871 A GB 3665871A GB 3665871 A GB3665871 A GB 3665871A GB 1341713 A GB1341713 A GB 1341713A
Authority
GB
United Kingdom
Prior art keywords
bar
twisting
heating
chucks
heater
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
Application number
GB3665871A
Other languages
English (en)
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 GB1341713A publication Critical patent/GB1341713A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • B23P15/32—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools twist-drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/14—Twisting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
    • B23B31/1261—Chucks with simultaneously-acting jaws, whether or not also individually adjustable pivotally movable in a radial plane

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wire Processing (AREA)
  • Drilling Tools (AREA)
  • Heat Treatment Of Articles (AREA)
GB3665871A 1970-08-05 1971-08-04 Expired GB1341713A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7028860A FR2104703B1 (fr) 1970-08-05 1970-08-05

Publications (1)

Publication Number Publication Date
GB1341713A true GB1341713A (fr) 1973-12-25

Family

ID=9059810

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3665871A Expired GB1341713A (fr) 1970-08-05 1971-08-04

Country Status (5)

Country Link
US (1) US3731033A (fr)
JP (1) JPS5234585B1 (fr)
DE (1) DE2136985B2 (fr)
FR (1) FR2104703B1 (fr)
GB (1) GB1341713A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945732B2 (ja) * 1977-02-08 1984-11-08 日本鋼管株式会社 長尺金属材料の熱処理方法及びその装置
FR2478504B1 (fr) * 1980-03-21 1985-11-08 Grandjean Thierry Dispositif de fabrication de torons d'acier formant scie, procede pour la mise en oeuvre du dispositif et produit ainsi obtenu
US5092038A (en) * 1989-04-03 1992-03-03 G. P. Industries, Inc. Method of manufacturing spiral heat exchanger tubes with an external fin
CA2692995C (fr) 2010-02-01 2016-06-28 Kudu Industries Inc. Systeme et methode de chauffage par induction d'un rotor helicoidal utilisant une bobine
CN112170580A (zh) * 2019-07-03 2021-01-05 天津市升发科技股份有限公司 一种带有型材放置支架的型材扭纹机
DK180720B1 (en) * 2020-03-20 2022-01-20 Fynbo Eng Ivs A GRIP TOOL, A SYSTEM, A MOUNTING UNIT, AND A PROCEDURE FOR HANDLING OBJECTS IN A PROCESS
CN114888145B (zh) * 2022-07-15 2022-10-25 四川富士电机有限公司 一种雨刮器刮臂扭角成型装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1891831A (en) * 1928-06-16 1932-12-20 Zh Rikagaku Kenkyujo Machine for manufacturing twist drills
US2522499A (en) * 1945-04-28 1950-09-19 Berglund Jonas Olov Method of manufacturing twisted drills and other tools
US2667204A (en) * 1952-03-29 1954-01-26 Westinghouse Electric Corp Coiling head assembly
US2761958A (en) * 1953-04-10 1956-09-04 Boeing Co Method and apparatus for forming helical blade
US3198926A (en) * 1961-09-07 1965-08-03 Ford Motor Co Method for upsetting elongated articles
US3384730A (en) * 1965-08-19 1968-05-21 Ohio Crankshaft Co Machine feed mechanism

Also Published As

Publication number Publication date
FR2104703B1 (fr) 1974-09-20
DE2136985A1 (de) 1972-02-10
US3731033A (en) 1973-05-01
FR2104703A1 (fr) 1972-04-21
JPS5234585B1 (fr) 1977-09-03
DE2136985B2 (de) 1980-10-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years