FR2290263A1 - Procede de formage d'un reflecteur d'antenne ayant une surface courbe - Google Patents

Procede de formage d'un reflecteur d'antenne ayant une surface courbe

Info

Publication number
FR2290263A1
FR2290263A1 FR7533701A FR7533701A FR2290263A1 FR 2290263 A1 FR2290263 A1 FR 2290263A1 FR 7533701 A FR7533701 A FR 7533701A FR 7533701 A FR7533701 A FR 7533701A FR 2290263 A1 FR2290263 A1 FR 2290263A1
Authority
FR
France
Prior art keywords
forming
curved surface
antenna reflector
reflector
antenna
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.)
Granted
Application number
FR7533701A
Other languages
English (en)
Other versions
FR2290263B1 (fr
Inventor
Yoshizo Shibano
Tetsuo Hatano
Toshihiko Ohkura
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries 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
Priority claimed from JP49127297A external-priority patent/JPS5951163B2/ja
Priority claimed from JP50124709A external-priority patent/JPS5248554A/ja
Priority claimed from JP12471075A external-priority patent/JPS5248555A/ja
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Publication of FR2290263A1 publication Critical patent/FR2290263A1/fr
Application granted granted Critical
Publication of FR2290263B1 publication Critical patent/FR2290263B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B21D53/00—Making other particular articles
    • B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
    • B21D53/883—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards reflectors
    • 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
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20—Deep-drawing
    • B21D22/22—Deep-drawing with devices for holding the edge of the blanks
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/02—Die constructions enabling assembly of the die parts in different ways
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/20—Making tools by operations not covered by a single other subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/26—Component parts, details or accessories; Auxiliary operations
    • B29C51/30—Moulds
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • H01Q15/141—Apparatus or processes specially adapted for manufacturing reflecting surfaces
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49016—Antenna or wave energy "plumbing" making

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
FR7533701A 1974-11-05 1975-11-04 Procede de formage d'un reflecteur d'antenne ayant une surface courbe Granted FR2290263A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP49127297A JPS5951163B2 (ja) 1974-11-05 1974-11-05 アンテナ反射鏡及びその製造方法
JP50124709A JPS5248554A (en) 1975-10-16 1975-10-16 Method of and mold for producing curved surface of revolution
JP12471075A JPS5248555A (en) 1975-10-16 1975-10-16 Method of producing curved surface by pressing

Publications (2)

Publication Number Publication Date
FR2290263A1 true FR2290263A1 (fr) 1976-06-04
FR2290263B1 FR2290263B1 (fr) 1982-09-17

Family

ID=27314968

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7533701A Granted FR2290263A1 (fr) 1974-11-05 1975-11-04 Procede de formage d'un reflecteur d'antenne ayant une surface courbe

Country Status (6)

Country Link
US (1) US4021817A (fr)
CA (1) CA1048254A (fr)
DE (1) DE2549653C3 (fr)
FR (1) FR2290263A1 (fr)
GB (1) GB1496269A (fr)
IN (1) IN144122B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2612431A1 (fr) * 1987-03-20 1988-09-23 Courbis Technologies Dispositif de formage de materiaux en feuille notamment

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0095121A3 (fr) * 1982-05-16 1986-01-29 Kurt Hacker Procédé et dispositif pour fabriquer un corps plat de miroir en matière thermoplastique, au moins partiellement incurvé
US4455557A (en) * 1982-06-02 1984-06-19 John Thomas Dished reflector and method of making same
FR2548577B1 (fr) * 1983-07-04 1986-04-18 Hurel Dubois Avions Procede de constitution d'une matrice adaptable, permettant de donner a un produit mince une configuration quelconque, et matrice realisee selon ce procede
US4688325A (en) * 1984-11-30 1987-08-25 Harris Corporation Technique for fabricating offset, shaped antenna reflectors
US4731144A (en) * 1986-07-14 1988-03-15 Harris Corporation Method of shaping an antenna panel
US4750002A (en) * 1986-09-12 1988-06-07 Harris Corporation Antenna panel having adjustable supports to improve surface accuracy
DE3641944A1 (de) * 1986-12-09 1988-07-07 Michael Prof Dipl I Schoenherr Verfahren zur herstellung von hohlspiegeln
JPH07508862A (ja) * 1992-06-23 1995-09-28 コモンウエルス　サイエンテイフイック　アンド　インダストリアル　リサーチ　オーガナイゼイション スタッドアレー起立設定の方法及び装置
CN111674075A (zh) * 2020-07-10 2020-09-18 江苏东曌建筑产业创新发展研究院有限公司 一种双曲面模板成型机及其使用方法
CN111922799B (zh) * 2020-08-31 2022-11-25 安徽徽鹰精密工具有限公司 一种镰刀弯形刀具打磨装置及控制方法
CN114347639B (zh) * 2021-12-31 2023-09-19 宜宾轩驰智能科技有限公司 一种曲面玻璃印刷方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1336388A (en) * 1919-03-05 1920-04-06 Chester W Youngberg Die
US1449385A (en) * 1919-05-20 1923-03-27 Ludwig M Dieterich Art and apparatus for forcing material into a predetermined form
US2372418A (en) * 1938-01-29 1945-03-27 Saint Gobain Apparatus for bending glass sheets
US2969544A (en) * 1956-10-31 1961-01-24 Gen Electric Contoured article
US3897294A (en) * 1974-05-06 1975-07-29 Gen Dynamics Corp Method of forming a parabolic antenna

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2612431A1 (fr) * 1987-03-20 1988-09-23 Courbis Technologies Dispositif de formage de materiaux en feuille notamment

Also Published As

Publication number Publication date
GB1496269A (en) 1977-12-30
DE2549653B2 (de) 1980-01-31
DE2549653A1 (de) 1976-05-13
FR2290263B1 (fr) 1982-09-17
IN144122B (fr) 1978-03-25
CA1048254A (fr) 1979-02-13
US4021817A (en) 1977-05-03
DE2549653C3 (de) 1980-09-25

Similar Documents

Publication Publication Date Title
FR2533765B1 (fr) Antenne a microbandes
GB2021323B (en) Multiple reflector antenna arrangements
BE865672A (fr) Antenne pour radiofrequences
ZA775884B (en) Directive antenna
JPS5284002A (en) Method of forming conductive pattern on substrata
FR2556510B1 (fr) Antenne periodique plane
FR2290263A1 (fr) Procede de formage d'un reflecteur d'antenne ayant une surface courbe
NL7708089A (nl) Microgolf-richtantenne.
IT1088725B (it) Lente grandangolare a micro-onda per antenne radar
IT1065040B (it) Antenna piatta per radar
JPS52134011A (en) Production of tumor antigen
FR2508714B1 (fr) Antenne a micro-ondes
DK521183D0 (da) Antenne
GB2044006B (en) Radar antenna
FR2552273B1 (fr) Antenne hyperfrequence omnidirectionnelle
FR2352412A1 (fr) Systeme d'antenne
FR2552885B1 (fr) Procede d'antibrouillage d'une antenne a balayage electronique et antenne obtenue par application dudit procede
FR2344144A1 (fr) Antenne de radionavigation
FR2296946A1 (fr) Element d'antenne
NL7502429A (nl) Logaritmisch-periodieke antenne.
IT1037867B (it) Antenna omnidirezionale
BE846130A (fr) Installation d'antenne
NL7514048A (nl) Antenne.
FR2311421A1 (fr) Installation d'antenne pour aeronef
FR2521354B1 (fr) Antenne vhf monopulse a elimination de brouillage