NL33345B - - Google Patents

Info

Publication number
NL33345B
NL33345B NL33345DA NL33345B NL 33345 B NL33345 B NL 33345B NL 33345D A NL33345D A NL 33345DA NL 33345 B NL33345 B NL 33345B
Authority
NL
Netherlands
Application number
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.)
Publication of NL33345B publication Critical patent/NL33345B/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/061—Two dimensional planar arrays
    • H01Q21/062—Two dimensional planar arrays using dipole aerials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/04—Blade-carrying members, e.g. rotors for radial-flow machines or engines
    • F01D5/041—Blade-carrying members, e.g. rotors for radial-flow machines or engines of the Ljungström type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
NL33345D 1925-05-09 NL33345B (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US617730XA 1925-05-09 1925-05-09

Publications (1)

Publication Number Publication Date
NL33345B true NL33345B (enrdf_load_stackoverflow)

Family

ID=22038037

Family Applications (2)

Application Number Title Priority Date Filing Date
NL23436D NL23436C (enrdf_load_stackoverflow) 1925-05-09
NL33345D NL33345B (enrdf_load_stackoverflow) 1925-05-09

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL23436D NL23436C (enrdf_load_stackoverflow) 1925-05-09

Country Status (4)

Country Link
US (1) US1790646A (enrdf_load_stackoverflow)
BE (1) BE334348A (enrdf_load_stackoverflow)
FR (1) FR617730A (enrdf_load_stackoverflow)
NL (2) NL33345B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB628986A (en) * 1946-10-01 1949-09-08 Edward Cecil Cork Improvements in or relating to aerials
USRE23943E (en) * 1953-03-10 1955-02-08 finneburgh
CA2170918C (en) * 1996-03-04 2000-01-11 James Stanley Podger Double-delta turnstile antenna
CA2172742C (en) * 1996-03-27 1997-09-28 James Stanley Podger Double-delta log-periodic antenna
FR3040111B1 (fr) * 2015-08-10 2017-12-01 Tdf Antenne a ondes de surface, reseau d'antennes et utilisation d'une antenne ou d'un reseau d'antennes

Also Published As

Publication number Publication date
NL23436C (enrdf_load_stackoverflow)
US1790646A (en) 1931-02-03
FR617730A (fr) 1927-02-24
BE334348A (enrdf_load_stackoverflow)

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