JPS5328209A - Sound muffler of revolving electrical machine - Google Patents

Sound muffler of revolving electrical machine

Info

Publication number
JPS5328209A
JPS5328209A JP10263876A JP10263876A JPS5328209A JP S5328209 A JPS5328209 A JP S5328209A JP 10263876 A JP10263876 A JP 10263876A JP 10263876 A JP10263876 A JP 10263876A JP S5328209 A JPS5328209 A JP S5328209A
Authority
JP
Japan
Prior art keywords
electrical machine
revolving electrical
sound muffler
sound
revolving
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.)
Pending
Application number
JP10263876A
Other languages
Japanese (ja)
Inventor
Morikazu Kurita
Toshio Miyata
Motoyuki Ishikawa
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10263876A priority Critical patent/JPS5328209A/en
Publication of JPS5328209A publication Critical patent/JPS5328209A/en
Pending legal-status Critical Current

Links

Landscapes

  • Motor Or Generator Frames (AREA)
  • Motor Or Generator Cooling System (AREA)

Abstract

PURPOSE: To devise an improvement of a sound decreasing effect by using more sound absorbing materials at an exhausting side setting eyes on a fact that there is a difference between noise levels of an intaking side and an exhausting side of a revolving electrical machine containing a cooling fan.
COPYRIGHT: (C)1978,JPO&Japio
JP10263876A 1976-08-30 1976-08-30 Sound muffler of revolving electrical machine Pending JPS5328209A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10263876A JPS5328209A (en) 1976-08-30 1976-08-30 Sound muffler of revolving electrical machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10263876A JPS5328209A (en) 1976-08-30 1976-08-30 Sound muffler of revolving electrical machine

Publications (1)

Publication Number Publication Date
JPS5328209A true JPS5328209A (en) 1978-03-16

Family

ID=14332772

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10263876A Pending JPS5328209A (en) 1976-08-30 1976-08-30 Sound muffler of revolving electrical machine

Country Status (1)

Country Link
JP (1) JPS5328209A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6340147U (en) * 1986-09-02 1988-03-15
US5124600A (en) * 1989-12-04 1992-06-23 General Electric Company Integral silencer for electric motors
US7980357B2 (en) * 2007-02-02 2011-07-19 Officepower, Inc. Exhaust silencer for microturbines
US20210164370A1 (en) * 2018-03-28 2021-06-03 Cummins Power Generation Ip, Inc. Low noise enclosure
US20230162716A1 (en) * 2021-11-19 2023-05-25 Mitsubishi Heavy Industries, Ltd. Noise suppressor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6340147U (en) * 1986-09-02 1988-03-15
US5124600A (en) * 1989-12-04 1992-06-23 General Electric Company Integral silencer for electric motors
US7980357B2 (en) * 2007-02-02 2011-07-19 Officepower, Inc. Exhaust silencer for microturbines
US20210164370A1 (en) * 2018-03-28 2021-06-03 Cummins Power Generation Ip, Inc. Low noise enclosure
US20230162716A1 (en) * 2021-11-19 2023-05-25 Mitsubishi Heavy Industries, Ltd. Noise suppressor

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