FR993491A - Device for attaching the propeller and its supports in linear wave propagation tubes - Google Patents

Device for attaching the propeller and its supports in linear wave propagation tubes

Info

Publication number
FR993491A
FR993491A FR993491DA FR993491A FR 993491 A FR993491 A FR 993491A FR 993491D A FR993491D A FR 993491DA FR 993491 A FR993491 A FR 993491A
Authority
FR
France
Prior art keywords
propeller
attaching
supports
wave propagation
linear wave
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
French (fr)
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Application granted granted Critical
Publication of FR993491A publication Critical patent/FR993491A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/16—Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge
    • H01J23/24—Slow-wave structures, e.g. delay systems
    • H01J23/26—Helical slow-wave structures; Adjustment therefor
FR993491D 1949-06-21 1949-06-21 Device for attaching the propeller and its supports in linear wave propagation tubes Expired FR993491A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR993491T 1949-06-21

Publications (1)

Publication Number Publication Date
FR993491A true FR993491A (en) 1951-10-31

Family

ID=9555708

Family Applications (1)

Application Number Title Priority Date Filing Date
FR993491D Expired FR993491A (en) 1949-06-21 1949-06-21 Device for attaching the propeller and its supports in linear wave propagation tubes

Country Status (1)

Country Link
FR (1) FR993491A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2806170A (en) * 1953-09-30 1957-09-10 Rca Corp Traveling wave tube
DE1052583B (en) * 1951-04-19 1959-03-12 Standard Elek K Lorenz Ag Traveling field pipes
DE1110328B (en) * 1958-02-24 1961-07-06 Siemens Ag Mounting arrangement for the spiral-shaped delay line of a traveling wave tube
US3026445A (en) * 1958-03-18 1962-03-20 English Electric Valve Co Ltd Travelling wave electron discharge tubes
US3070725A (en) * 1958-03-17 1962-12-25 Eitel Mccullough Inc Travelling wave amplifier
EP2974851A1 (en) 2014-07-18 2016-01-20 Airbus Helicopters A method of fabricating a spar for a blade, and a blade
EP2974854A1 (en) 2014-07-18 2016-01-20 Airbus Helicopters A method of fabricating a spar for a blade, and a method of fabricating a blade

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1052583B (en) * 1951-04-19 1959-03-12 Standard Elek K Lorenz Ag Traveling field pipes
US2806170A (en) * 1953-09-30 1957-09-10 Rca Corp Traveling wave tube
DE1110328B (en) * 1958-02-24 1961-07-06 Siemens Ag Mounting arrangement for the spiral-shaped delay line of a traveling wave tube
US3070725A (en) * 1958-03-17 1962-12-25 Eitel Mccullough Inc Travelling wave amplifier
US3026445A (en) * 1958-03-18 1962-03-20 English Electric Valve Co Ltd Travelling wave electron discharge tubes
EP2974851A1 (en) 2014-07-18 2016-01-20 Airbus Helicopters A method of fabricating a spar for a blade, and a blade
EP2974854A1 (en) 2014-07-18 2016-01-20 Airbus Helicopters A method of fabricating a spar for a blade, and a method of fabricating a blade
US9932109B2 (en) 2014-07-18 2018-04-03 Airbus Helicopters Method of fabricating a spar for a blade, a method of fabricating a blade, and a blade
US9950478B2 (en) 2014-07-18 2018-04-24 Airbus Helicopters Method of fabricating a spar for a blade, and a method of fabricating a blade
US10647421B2 (en) 2014-07-18 2020-05-12 Airbus Helicopters Method of fabricating a spar for a blade, a method of fabricating a blade, and a blade

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