JPS6432432U - - Google Patents

Info

Publication number
JPS6432432U
JPS6432432U JP12790087U JP12790087U JPS6432432U JP S6432432 U JPS6432432 U JP S6432432U JP 12790087 U JP12790087 U JP 12790087U JP 12790087 U JP12790087 U JP 12790087U JP S6432432 U JPS6432432 U JP S6432432U
Authority
JP
Japan
Prior art keywords
blower
covers
front cover
engine
sound
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
JP12790087U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP12790087U priority Critical patent/JPS6432432U/ja
Publication of JPS6432432U publication Critical patent/JPS6432432U/ja
Pending legal-status Critical Current

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  • Exhaust Silencers (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す縦断側面図
、第２図は同上の要部縦断後面図、第３図は平面
図である。 １……前カバー、２，１１……吸音層、３……
背負いベルト、７……吸込口、８……送風機、１
０……送気管、１２……エンジン、１７，３７…
…吸気口、２１……後カバー、１８，２４，２５
，２７，３２……導風板、２９……排気口、４０
……結合具。 FIG. 1 is a longitudinal sectional side view showing an embodiment of this invention, FIG. 2 is a longitudinal sectional rear view of the same main part, and FIG. 3 is a plan view. 1... Front cover, 2, 11... Sound absorbing layer, 3...
Carrying belt, 7...Suction port, 8...Blower, 1
0...Air pipe, 12...Engine, 17,37...
...Intake port, 21...Rear cover, 18, 24, 25
, 27, 32... Air guide plate, 29... Exhaust port, 40
...Connector.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 背負いベルトを有し、内側に吸音層を設け、重
量物を支持し得る強度をもたせた前カバーと、同
じく内側に吸音層を設けた軽量な後カバーからな
り、この両カバーには着脱自在の結合具を設け、
この両カバーで覆う送風機およびその駆動用エン
ジンなどの重量物は全て前カバーに固定し、前カ
バーおよび後カバーの適所には吸気口と排気口を
設け、前カバーの一部から送風管を導出し、両カ
バー内には吸気口から吸気した外気をエンジンお
よび送風機の吸入口に導く導風板とエンジンの排
気ガスを排気口に導く導風板を設けたことを特徴
とする背負い式送風機の防音装置。 It consists of a front cover that has a backpack belt and has a sound-absorbing layer on the inside and is strong enough to support heavy objects, and a lightweight rear cover that also has a sound-absorbing layer on the inside. Provide a connector,
All heavy items such as the blower and its driving engine that are covered by these covers are fixed to the front cover, and intake and exhaust ports are provided at appropriate locations on the front and rear covers, and the blower pipe is led out from a part of the front cover. The backpack-type blower is characterized in that inside both covers there are provided a baffle plate that guides outside air taken in from the intake port to the intake port of the engine and the blower, and a baffle plate that guides exhaust gas from the engine to the exhaust port. Soundproofing device.
JP12790087U 1987-08-21 1987-08-21 Pending JPS6432432U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12790087U JPS6432432U (en) 1987-08-21 1987-08-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12790087U JPS6432432U (en) 1987-08-21 1987-08-21

Publications (1)

Publication Number Publication Date
JPS6432432U true JPS6432432U (en) 1989-03-01

Family

ID=31380745

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12790087U Pending JPS6432432U (en) 1987-08-21 1987-08-21

Country Status (1)

Country Link
JP (1) JPS6432432U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5654352U (en) * 1979-10-01 1981-05-12
JPS5654353U (en) * 1979-04-03 1981-05-12
JPS6155955B2 (en) * 1979-09-29 1986-11-29 Nisshin Flour Milling Co

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5654353U (en) * 1979-04-03 1981-05-12
JPS6155955B2 (en) * 1979-09-29 1986-11-29 Nisshin Flour Milling Co
JPS5654352U (en) * 1979-10-01 1981-05-12

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