JPH02118195U

JPH02118195U -

Info

Publication number: JPH02118195U
Application number: JP2775689U
Authority: JP
Priority date: 1989-03-10
Filing date: 1989-03-10
Publication date: 1990-09-21

Description

[Brief explanation of the drawing]

第１図は本案圧縮機の好適な一実施例を示す要
部側面図、第２図は同上圧縮機の導入段を示す要
部正面図、第３図は同上圧縮機の圧縮段を示す要
部正面図、第４図は他の実施例を示す要部側面図
、第５図及び第６図は第４図の実施例の導入段及
び圧縮段を示す夫々要部正面図である。図中、１はブレード部、３は導入段、３ａは導
入段のブレード、４は圧縮段、４ａは圧縮段のブ
レード、６は空気通路を夫々示す。 Fig. 1 is a side view of the main parts showing a preferred embodiment of the compressor of the present invention, Fig. 2 is a front view of the main parts showing the introduction stage of the above compressor, and Fig. 3 is a main part showing the compression stage of the above compressor. FIG. 4 is a side view of a main part showing another embodiment, and FIGS. 5 and 6 are front views of main parts showing an introduction stage and a compression stage of the embodiment of FIG. 4, respectively. In the figure, 1 indicates a blade portion, 3 indicates an introduction stage, 3a indicates a blade of the introduction stage, 4 indicates a compression stage, 4a indicates a blade of the compression stage, and 6 indicates an air passage.

Claims

[Claims for Utility Model Registration] (1) The blade portion is formed of an introduction stage that takes in outside air and guides it to the next stage, and a compression stage that is integrally formed continuously with this introduction stage, and a plurality of blades are spirally formed in parallel and at regular intervals along the axial direction, and the blades of the compression stage extend continuously with the blades of the introduction stage along the winding direction, A centrifugal compressor of a supercharger whose blades are curved in the opposite direction of rotation. (2) The centrifugal compressor for a supercharger according to claim 1, wherein the outer peripheral side of the blade of the introduction stage is surrounded and the air passage is formed in a duct shape.