NL187500B - RANGE FOR PROMOTING CHIMNEY DRAW AND STATIC DRAW GENERATOR. - Google Patents
RANGE FOR PROMOTING CHIMNEY DRAW AND STATIC DRAW GENERATOR.Info
- Publication number
- NL187500B NL187500B NLAANVRAGE7800425,A NL187500DA NL187500B NL 187500 B NL187500 B NL 187500B NL 187500D A NL187500D A NL 187500DA NL 187500 B NL187500 B NL 187500B
- Authority
- NL
- Netherlands
- Prior art keywords
- draw
- range
- generator
- static
- promoting
- Prior art date
Links
- 230000001737 promoting effect Effects 0.000 title 1
- 230000003068 static effect Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
- H01Q21/0037—Particular feeding systems linear waveguide fed arrays
- H01Q21/0043—Slotted waveguides
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US354780A US2849711A (en) | 1953-05-13 | 1953-05-13 | Slotted cylinder antenna |
Publications (1)
Publication Number | Publication Date |
---|---|
NL187500B true NL187500B (en) |
Family
ID=23394881
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL95857D NL95857C (en) | 1953-05-13 | ||
NLAANVRAGE7800425,A NL187500B (en) | 1953-05-13 | RANGE FOR PROMOTING CHIMNEY DRAW AND STATIC DRAW GENERATOR. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL95857D NL95857C (en) | 1953-05-13 |
Country Status (5)
Country | Link |
---|---|
US (1) | US2849711A (en) |
DE (1) | DE1006910B (en) |
FR (1) | FR1102673A (en) |
GB (1) | GB747304A (en) |
NL (2) | NL187500B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2957173A (en) * | 1957-03-20 | 1960-10-18 | Rotman Walter | Variable conductance trough waveguide antennas |
US3015100A (en) * | 1957-03-20 | 1961-12-26 | Rotman Walter | Trough waveguide antennas |
US3013267A (en) * | 1957-03-20 | 1961-12-12 | Rotman Walter | Trough waveguide slow wave antennas and transmission lines |
FR2555823B1 (en) * | 1982-03-26 | 1987-07-17 | Thomson Csf | DEVICE FOR DRIVING AN UNCENTERED SLOT CUT ON THE LARGE SIDE OF A WAVEGUIDE AND SLOT ANTENNA COMPRISING SUCH A DEVICE |
GB9011576D0 (en) * | 1990-05-23 | 1990-11-21 | Marconi Gec Ltd | Microwave antennas |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2573461A (en) * | 1942-06-27 | 1951-10-30 | Rca Corp | Antenna |
US2591695A (en) * | 1943-01-06 | 1952-04-08 | Sperry Corp | High-frequency radiator apparatus and resonator |
US2477510A (en) * | 1944-01-31 | 1949-07-26 | Chu Lan Jen | Slotted wave guide antenna |
US2635188A (en) * | 1945-04-03 | 1953-04-14 | Henry J Riblet | Antenna for producing elliptically polarized waves |
US2660674A (en) * | 1948-10-14 | 1953-11-24 | Rca Corp | Slotted antenna system |
US2628311A (en) * | 1948-11-04 | 1953-02-10 | Rca Corp | Multiple slot antenna |
-
0
- NL NL95857D patent/NL95857C/xx active
- NL NLAANVRAGE7800425,A patent/NL187500B/en unknown
-
1953
- 1953-05-13 US US354780A patent/US2849711A/en not_active Expired - Lifetime
-
1954
- 1954-04-20 GB GB11346/54A patent/GB747304A/en not_active Expired
- 1954-05-03 FR FR1102673D patent/FR1102673A/en not_active Expired
- 1954-05-13 DE DER14212A patent/DE1006910B/en active Pending
Also Published As
Publication number | Publication date |
---|---|
US2849711A (en) | 1958-08-26 |
NL95857C (en) | |
GB747304A (en) | 1956-04-04 |
DE1006910B (en) | 1957-04-25 |
FR1102673A (en) | 1955-10-25 |
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