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JPS59168649U - Duct ventilation fan grill - Google Patents

Duct ventilation fan grill

Info

Publication number
JPS59168649U
JPS59168649U JP6328483U JP6328483U JPS59168649U JP S59168649 U JPS59168649 U JP S59168649U JP 6328483 U JP6328483 U JP 6328483U JP 6328483 U JP6328483 U JP 6328483U JP S59168649 U JPS59168649 U JP S59168649U
Authority
JP
Japan
Prior art keywords
grill
ventilation fan
duct ventilation
fan grill
side opening
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
JP6328483U
Other languages
Japanese (ja)
Inventor
井口　明広
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP6328483U priority Critical patent/JPS59168649U/en
Publication of JPS59168649U publication Critical patent/JPS59168649U/en
Pending legal-status Critical Current

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来例としてのダクト用換気扇を示す断面図、
第２図は本考案の適用例としてのダクト用換気扇を示す
縦断面図である。 １・・・・・・シロッコ羽根、２・・・・・・本体ケー
シング、３・・・・・・グリル、４・・・・・・オリフ
ィス、５・・・・・・膨出部。Figure 1 is a sectional view showing a conventional duct ventilation fan;
FIG. 2 is a longitudinal sectional view showing a duct ventilation fan as an application example of the present invention. 1...Sirocco blade, 2...Body casing, 3...Grill, 4...Orifice, 5...Bulging portion.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 本体の吸込側開口部に蓋状に装着するグリルを発泡材で
形成するとともに、グリルの背面側には吸込側開口部に
嵌入してシロッコ羽根の吸込端に開口端が臨む流入側は
ど開口面積が漸増するオリフィスをもつ膨出部を一体成
形したことを特徴とするダクト用換気扇のグリル。A grill is formed of foam material to be attached like a lid to the suction side opening of the main body, and an inflow side opening is fitted on the back side of the grill and the opening end faces the suction end of the sirocco blade. A grill for a duct ventilation fan characterized by an integrally molded bulge having an orifice whose area gradually increases.
JP6328483U 1983-04-27 1983-04-27 Duct ventilation fan grill Pending JPS59168649U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6328483U JPS59168649U (en) 1983-04-27 1983-04-27 Duct ventilation fan grill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6328483U JPS59168649U (en) 1983-04-27 1983-04-27 Duct ventilation fan grill

Publications (1)

Publication Number Publication Date
JPS59168649U true JPS59168649U (en) 1984-11-12

Family

ID=30193482

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6328483U Pending JPS59168649U (en) 1983-04-27 1983-04-27 Duct ventilation fan grill

Country Status (1)

Country Link
JP (1) JPS59168649U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010071475A (en) * 2008-09-16 2010-04-02 Panasonic Corp Ceiling embedded ventilation fan

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010071475A (en) * 2008-09-16 2010-04-02 Panasonic Corp Ceiling embedded ventilation fan

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