GB1228530A - - Google Patents

Info

Publication number
GB1228530A
GB1228530A GB1228530DA GB1228530A GB 1228530 A GB1228530 A GB 1228530A GB 1228530D A GB1228530D A GB 1228530DA GB 1228530 A GB1228530 A GB 1228530A
Authority
GB
United Kingdom
Prior art keywords
portions
members
vertical plane
point
symmetry
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
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 GB1228530A publication Critical patent/GB1228530A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/28—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength

Landscapes

  • Details Of Aerials (AREA)
  • Aerials With Secondary Devices (AREA)
  • Particle Accelerators (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
GB1228530D 1968-05-09 1969-05-07 Expired GB1228530A (enExample)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE714897 1968-05-09
BE732100 1969-04-25

Publications (1)

Publication Number Publication Date
GB1228530A true GB1228530A (enExample) 1971-04-15

Family

ID=25656678

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1228530D Expired GB1228530A (enExample) 1968-05-09 1969-05-07

Country Status (5)

Country Link
US (1) US3562754A (enExample)
DE (1) DE1922988A1 (enExample)
FR (1) FR2040200A7 (enExample)
GB (1) GB1228530A (enExample)
NL (1) NL6907113A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5561456B2 (ja) 2009-01-09 2014-07-30 セイコーエプソン株式会社 インクジェット記録方法、記録物、インクジェット記録用インク組成物、インクセット、インクカートリッジ、およびインクジェット記録装置
JP5402062B2 (ja) 2009-02-18 2014-01-29 セイコーエプソン株式会社 画像形成方法
JP2011153225A (ja) * 2010-01-27 2011-08-11 Seiko Epson Corp 印刷物、カラー画像の記録方法、カラー印刷物、カラー画像の記録に使用するルックアップテーブル及び白インク
EP2386613B1 (en) 2010-04-27 2015-02-11 Seiko Epson Corporation White ink composition and recorded material using the same
JP5644208B2 (ja) 2010-06-24 2014-12-24 セイコーエプソン株式会社 インクジェット用記録媒体
CN102443318B (zh) 2010-10-05 2016-02-10 精工爱普生株式会社 白色系油墨组合物
JP5923894B2 (ja) 2011-02-17 2016-05-25 セイコーエプソン株式会社 インクジェット記録方法

Also Published As

Publication number Publication date
DE1922988A1 (de) 1969-11-20
US3562754A (en) 1971-02-09
NL6907113A (enExample) 1969-11-11
FR2040200A7 (enExample) 1971-01-22

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees