JPH0171137U

JPH0171137U -

Info

Publication number: JPH0171137U
Application number: JP1987166096U
Authority: JP
Priority date: 1987-10-29
Filing date: 1987-10-29
Publication date: 1989-05-12

Description

[Brief explanation of drawings]

第１図は本考案の実施例を示す縦断面図、第２
図は第１図の―線に沿う断面図、第３図は第
１図の拡大部分図、第４図は従来例の縦断面略図
である。１……ケーシング、２……端板、４，５……仕
切壁、７，８……通路、９……吸込口、１０……
吐出口、１１……回動体、１２……端板、１３，
１４……可動壁、７ａ，７ｂ，８ａ，８ｂ……室
。 Fig. 1 is a vertical sectional view showing an embodiment of the present invention;
The figure is a sectional view taken along the line -- in FIG. 1, FIG. 3 is an enlarged partial view of FIG. 1, and FIG. 4 is a schematic longitudinal sectional view of the conventional example. 1... Casing, 2... End plate, 4, 5... Partition wall, 7, 8... Passage, 9... Suction port, 10...
Discharge port, 11... Rotating body, 12... End plate, 13,
14... Movable wall, 7a, 7b, 8a, 8b... Room.

Claims

[Scope of utility model registration request]

a partition wall 4 forming spiral passages 7, 8 from a suction port 9 on the outer peripheral surface to a discharge port 10 in the center;
5, a casing 1 having an end plate 2 that closes one of the front and rear surfaces of the passages 7 and 8, movable walls 13 and 14 inserted into the passages 7 and 8, and the passage 7,
a rotating body 11 having an end plate 12 that closes the other surface of the movable walls 13 and 14; In an engine supercharger in which 7a, 7b, 8a, and 8b compress and send air from the suction port 9 to the discharge port 10, the partition walls 4 and 5 and the movable walls 13 and 14 are formed by bending metal plates. The end plates 2 and 12 are made of cast products, and the partition walls 4 and 5 and the movable wall 13
, 14 are fixed to the end plates 2, 12 by casting, respectively.