GB2217236B - Forming reinforced structures - Google Patents

Forming reinforced structures

Info

Publication number
GB2217236B
GB2217236B GB8729102A GB8729102A GB2217236B GB 2217236 B GB2217236 B GB 2217236B GB 8729102 A GB8729102 A GB 8729102A GB 8729102 A GB8729102 A GB 8729102A GB 2217236 B GB2217236 B GB 2217236B
Authority
GB
United Kingdom
Prior art keywords
reinforced structures
forming reinforced
forming
structures
reinforced
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 - Fee Related
Application number
GB8729102A
Other versions
GB2217236A (en
GB8729102D0 (en
Inventor
Miles Edward Butcher
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
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 British Telecommunications PLC filed Critical British Telecommunications PLC
Priority to GB8729102A priority Critical patent/GB2217236B/en
Publication of GB8729102D0 publication Critical patent/GB8729102D0/en
Publication of GB2217236A publication Critical patent/GB2217236A/en
Application granted granted Critical
Publication of GB2217236B publication Critical patent/GB2217236B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/053—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure characterised by the material of the blanks
    • B21D26/055—Blanks having super-plastic properties
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
GB8729102A 1987-12-14 1987-12-14 Forming reinforced structures Expired - Fee Related GB2217236B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8729102A GB2217236B (en) 1987-12-14 1987-12-14 Forming reinforced structures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8729102A GB2217236B (en) 1987-12-14 1987-12-14 Forming reinforced structures

Publications (3)

Publication Number Publication Date
GB8729102D0 GB8729102D0 (en) 1988-01-27
GB2217236A GB2217236A (en) 1989-10-25
GB2217236B true GB2217236B (en) 1992-07-22

Family

ID=10628452

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8729102A Expired - Fee Related GB2217236B (en) 1987-12-14 1987-12-14 Forming reinforced structures

Country Status (1)

Country Link
GB (1) GB2217236B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6843089B2 (en) * 2002-10-23 2005-01-18 General Motors Corporation Method of producing surface features in sheet metal using superplastic forming
CN106099383A (en) * 2016-07-21 2016-11-09 贵州振华天通设备有限公司 A kind of high-precision antenna reflector processing method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1540256A (en) * 1975-04-18 1979-02-07 Gen Electric Fabrication method and fabricated article

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1540256A (en) * 1975-04-18 1979-02-07 Gen Electric Fabrication method and fabricated article

Also Published As

Publication number Publication date
GB2217236A (en) 1989-10-25
GB8729102D0 (en) 1988-01-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19941214