JPS6182089U - - Google Patents

Info

Publication number
JPS6182089U
JPS6182089U JP16631484U JP16631484U JPS6182089U JP S6182089 U JPS6182089 U JP S6182089U JP 16631484 U JP16631484 U JP 16631484U JP 16631484 U JP16631484 U JP 16631484U JP S6182089 U JPS6182089 U JP S6182089U
Authority
JP
Japan
Prior art keywords
aluminum
rotor
roots
type supercharger
blades
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
JP16631484U
Other languages
Japanese (ja)
Other versions
JPH0217192Y2 (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 JP1984166314U priority Critical patent/JPH0217192Y2/ja
Publication of JPS6182089U publication Critical patent/JPS6182089U/ja
Application granted granted Critical
Publication of JPH0217192Y2 publication Critical patent/JPH0217192Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Supercharger (AREA)

Description

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

第１図は本考案の一実施例であるまゆ形ロータ
を示す正面断面図であり、第２図はその−断
面図である。第３図は第１図のまゆ形ロータを備
えたルーツ形スーパチヤージヤを示す正面断面図
であり、第４図はその−断面図である。第５
図は本考案の他の実施例を示す第２図に相当する
図である。 １０：まゆ形ロータ、１２：ケーシング、２４
，２６：回転軸、３４：羽根、４２：ロータ本体
、４４：貫通孔、４６：インナピース。 FIG. 1 is a front cross-sectional view showing a cocoon-shaped rotor according to an embodiment of the present invention, and FIG. 2 is a cross-sectional view thereof. 3 is a front sectional view showing the roots-type supercharger with the cocoon-shaped rotor shown in FIG. 1, and FIG. 4 is a sectional view thereof. Fifth
This figure is a diagram corresponding to FIG. 2 showing another embodiment of the present invention. 10: Cocoon-shaped rotor, 12: Casing, 24
, 26: rotating shaft, 34: blade, 42: rotor body, 44: through hole, 46: inner piece.

Claims (1)

【実用新案登録請求の範囲】 (1) アルミニウムから成り、複数個の羽根を有
する一対のロータがアルミニウム製のケーシング
内で互いに逆向きに同速度で回転させられること
によりエンジンに空気を過給するルーツ形スーパ
チヤージヤに用いられるロータであつて、 前記羽根の各々に当該ロータの回転中心線に平
行な１個ずつの貫通孔が形成されるとともに、そ
れら貫通孔にアルミニウムよりも熱膨脹係数が小
さい材料からなるインナピースがそれぞれ締り嵌
めされたことを特徴とするルーツ形スーパチヤー
ジヤ用ロータ。 (2) 前記インナピースがアルミニウムよりもヤ
ング率の大きい材料から成るものである実用新案
登録請求の範囲第１項記載のルーツ形スーパチヤ
ージヤ用ロータ。[Claims for Utility Model Registration] (1) A pair of rotors made of aluminum and having multiple blades are rotated at the same speed in opposite directions within an aluminum casing to supercharge air to the engine. A rotor used in a roots-type supercharger, wherein each of the blades is formed with a through hole parallel to the rotational center line of the rotor, and the through holes are made of a material having a coefficient of thermal expansion smaller than that of aluminum. A roots-type supercharger rotor characterized in that two inner pieces are tightly fitted together. (2) The rotor for a roots-type supercharger according to claim 1, wherein the inner piece is made of a material having a higher Young's modulus than aluminum.
JP1984166314U 1984-11-01 1984-11-01 Expired JPH0217192Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984166314U JPH0217192Y2 (en) 1984-11-01 1984-11-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984166314U JPH0217192Y2 (en) 1984-11-01 1984-11-01

Publications (2)

Publication Number Publication Date
JPS6182089U true JPS6182089U (en) 1986-05-30
JPH0217192Y2 JPH0217192Y2 (en) 1990-05-14

Family

ID=30724136

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984166314U Expired JPH0217192Y2 (en) 1984-11-01 1984-11-01

Country Status (1)

Country Link
JP (1) JPH0217192Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024120337A (en) * 2023-02-24 2024-09-05 株式会社豊田自動織機 Roots Pump

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59119995U (en) * 1983-01-31 1984-08-13 株式会社島津製作所 rotary positive displacement pump

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59119995U (en) * 1983-01-31 1984-08-13 株式会社島津製作所 rotary positive displacement pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024120337A (en) * 2023-02-24 2024-09-05 株式会社豊田自動織機 Roots Pump

Also Published As

Publication number Publication date
JPH0217192Y2 (en) 1990-05-14

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