JPH0395098U - - Google Patents

Info

Publication number
JPH0395098U
JPH0395098U JP230390U JP230390U JPH0395098U JP H0395098 U JPH0395098 U JP H0395098U JP 230390 U JP230390 U JP 230390U JP 230390 U JP230390 U JP 230390U JP H0395098 U JPH0395098 U JP H0395098U
Authority
JP
Japan
Prior art keywords
washer
sleeve
shaft cover
dynamic pressure
nut
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
JP230390U
Other languages
Japanese (ja)
Other versions
JPH0810697Y2 (en
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 JP1990002303U priority Critical patent/JPH0810697Y2/en
Publication of JPH0395098U publication Critical patent/JPH0395098U/ja
Application granted granted Critical
Publication of JPH0810697Y2 publication Critical patent/JPH0810697Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Sliding-Contact Bearings (AREA)

Description

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

第１図は、本考案の実施例の断面図である。第
２図Ａ，Ｂは、従来のジヤーナル軸受けをもつた
フアンモータの断面図である。第３図Ａ，Ｂは本
考案の動圧溝を持つ部材の斜視図で、第４図は、
本考案の他の実施例の軸受け部の断面図である。 １……マグネツト、２……ヨーク、３……ブツ
シユ、４……シヤフト、５……シヤフトカバー、
６……動圧ワツシヤー、７……ストツパープレー
ト、８……ワツシヤーＡ、９……ワツシヤーＢ、
１０……ナツト、１１……フアン、１２……ダボ
、１３……コア、１４……巻線、１５……端子台
、１６……回路基板、１７……ハウジング、１８
……スリーブ、１９……ピン、２０……動圧溝、
２１……空気取入れ口、２２……エポキシ樹脂、
２３……ネジ、２４……溝、２５……ストツプリ
ング。 FIG. 1 is a sectional view of an embodiment of the present invention. FIGS. 2A and 2B are cross-sectional views of a conventional fan motor with a journal bearing. Figures 3A and 3B are perspective views of a member having dynamic pressure grooves of the present invention, and Figure 4 is a
FIG. 3 is a cross-sectional view of a bearing part according to another embodiment of the present invention. 1...Magnet, 2...Yoke, 3...Button, 4...Shaft, 5...Shaft cover,
6...Dynamic pressure washer, 7...Stopper plate, 8...Washer A, 9...Washer B,
10... Nut, 11... Fan, 12... Dowel, 13... Core, 14... Winding wire, 15... Terminal block, 16... Circuit board, 17... Housing, 18
... Sleeve, 19 ... Pin, 20 ... Dynamic pressure groove,
21...Air intake, 22...Epoxy resin,
23...screw, 24...groove, 25...stop spring.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 筒形状のシヤフトカバー５とスリーブ１８と円
盤形状の動圧ワツシヤー６をセラミツクでつくり
スリーブ１８をハウジング１７にインサート成形
させ、シヤフトカバー５の中心穴を挿貫する金属
シヤフト４にワツシヤーＡ８、動圧ワツシヤー６
、シヤフトカバー５、ストツパープレート７、ワ
ツシヤーＢ９、ナツト１０を組み込んだ構造を特
徴とするクリーンルーム用軸流フアンモータの軸
受け構造。 The cylindrical shaft cover 5, the sleeve 18, and the disk-shaped dynamic pressure washer 6 are made of ceramic, and the sleeve 18 is insert-molded into the housing 17. Watusha 6
, a shaft cover 5, a stopper plate 7, a washer B9, and a nut 10.
JP1990002303U 1990-01-12 1990-01-12 Axial fan for clean room Expired - Lifetime JPH0810697Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990002303U JPH0810697Y2 (en) 1990-01-12 1990-01-12 Axial fan for clean room

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990002303U JPH0810697Y2 (en) 1990-01-12 1990-01-12 Axial fan for clean room

Publications (2)

Publication Number Publication Date
JPH0395098U true JPH0395098U (en) 1991-09-27
JPH0810697Y2 JPH0810697Y2 (en) 1996-03-29

Family

ID=31506182

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990002303U Expired - Lifetime JPH0810697Y2 (en) 1990-01-12 1990-01-12 Axial fan for clean room

Country Status (1)

Country Link
JP (1) JPH0810697Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005344695A (en) * 2004-06-07 2005-12-15 Takuma Co Ltd Small boiler carrying high-speed blower

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7481616B2 (en) 2003-08-21 2009-01-27 Nidec Corporation Centrifugal fan, cooling mechanism, and apparatus furnished with the cooling mechanism

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6140798U (en) * 1984-08-17 1986-03-14 トキコ株式会社 magnetic disk device
JPS6356158A (en) * 1986-08-22 1988-03-10 Ebara Corp Motor unit
JPS63241516A (en) * 1987-03-30 1988-10-06 Ebara Corp Polygon mirror
JPH01303313A (en) * 1988-05-30 1989-12-07 Ibiden Co Ltd Dynamic pressure bearing for pump

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6140798U (en) * 1984-08-17 1986-03-14 トキコ株式会社 magnetic disk device
JPS6356158A (en) * 1986-08-22 1988-03-10 Ebara Corp Motor unit
JPS63241516A (en) * 1987-03-30 1988-10-06 Ebara Corp Polygon mirror
JPH01303313A (en) * 1988-05-30 1989-12-07 Ibiden Co Ltd Dynamic pressure bearing for pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005344695A (en) * 2004-06-07 2005-12-15 Takuma Co Ltd Small boiler carrying high-speed blower

Also Published As

Publication number Publication date
JPH0810697Y2 (en) 1996-03-29

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