JPS5716547A - Silencing device for rotary electric machine - Google Patents

Silencing device for rotary electric machine

Info

Publication number
JPS5716547A
JPS5716547A JP7572581A JP7572581A JPS5716547A JP S5716547 A JPS5716547 A JP S5716547A JP 7572581 A JP7572581 A JP 7572581A JP 7572581 A JP7572581 A JP 7572581A JP S5716547 A JPS5716547 A JP S5716547A
Authority
JP
Japan
Prior art keywords
sound
absorbing effect
blades
cover
sound absorbing
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.)
Granted
Application number
JP7572581A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6118409B2 (enrdf_load_stackoverflow
Inventor
Kazuma Ogawa
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP7572581A priority Critical patent/JPS5716547A/ja
Publication of JPS5716547A publication Critical patent/JPS5716547A/ja
Publication of JPS6118409B2 publication Critical patent/JPS6118409B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/14—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Frames (AREA)
  • Motor Or Generator Cooling System (AREA)
JP7572581A 1981-05-21 1981-05-21 Silencing device for rotary electric machine Granted JPS5716547A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7572581A JPS5716547A (en) 1981-05-21 1981-05-21 Silencing device for rotary electric machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7572581A JPS5716547A (en) 1981-05-21 1981-05-21 Silencing device for rotary electric machine

Publications (2)

Publication Number Publication Date
JPS5716547A true JPS5716547A (en) 1982-01-28
JPS6118409B2 JPS6118409B2 (enrdf_load_stackoverflow) 1986-05-12

Family

ID=13584527

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7572581A Granted JPS5716547A (en) 1981-05-21 1981-05-21 Silencing device for rotary electric machine

Country Status (1)

Country Link
JP (1) JPS5716547A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60144757U (ja) * 1984-03-08 1985-09-26 三菱電機株式会社 回転電機
EP3358722A1 (fr) * 2017-02-03 2018-08-08 ALSTOM Transport Technologies Moteur auto-ventilé silencieux, notamment pour un véhicule ferroviaire

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60144757U (ja) * 1984-03-08 1985-09-26 三菱電機株式会社 回転電機
EP3358722A1 (fr) * 2017-02-03 2018-08-08 ALSTOM Transport Technologies Moteur auto-ventilé silencieux, notamment pour un véhicule ferroviaire
FR3062757A1 (fr) * 2017-02-03 2018-08-10 Alstom Transport Technologies Moteur auto-ventile silencieux, notamment pour un vehicule ferroviaire
US10971968B2 (en) 2017-02-03 2021-04-06 Alstom Transport Technologies Noiseless self-ventilated motor, in particular for a railway vehicle
RU2750049C2 (ru) * 2017-02-03 2021-06-21 Альстом Транспорт Текнолоджис Бесшумный электродвигатель с самовентиляцией, в частности, для железнодорожного транспортного средства

Also Published As

Publication number Publication date
JPS6118409B2 (enrdf_load_stackoverflow) 1986-05-12

Similar Documents

Publication Publication Date Title
FI810396A7 (fi) Vakiotaajuista verkkoa syöttävällä generaattorilla varustettu turbiiniryhmä.
ZA777690B (en) An improved armour unit for wave energy absorption
IT1128753B (it) Macchina sbramatrice partcolarmente per il riso
ES8201275A1 (es) Una disposicion insonorizadora, en especial para el ventilador de vehiculos automoviles.
IL54454A0 (en) Improved fan blade for wind machine
JPS5716547A (en) Silencing device for rotary electric machine
JPS51127942A (en) Engine enclosure having noise attenuating function
NL190213C (nl) Oppervlaktegolfgenerator.
JPS523744A (en) High-frequency heater
FR2349968A1 (fr) Guide d'ondes a acces lateral et multiplexeur-demultiplexeur muni d'un tel guide
JPS5328209A (en) Sound muffler of revolving electrical machine
JPS55101486A (en) Printer
JPS5397606A (en) Diffuser of electrical blower
JPS5656143A (en) Fan motor
JPS52140809A (en) Revolving electric machine
JPS52118208A (en) Small size motor
JPS53125792A (en) Resonator for elastic surface wave
JPS5246508A (en) Noise absorption duct
JPS52129035A (en) Induction heating device
JPS5248002A (en) Air-permeable sound shielding palte
JPS5760796A (en) Speaker cabinet
WESTON et al. Interference of wide-band sound in shallow water(Interference patterns for fixed and towed wide-band sound sources in shallow water)
JPS5343812A (en) Small sized motor
JPS5331914A (en) Electric wave signal unit
JPS53135402A (en) Rotating electric machine