JPS60153900U

JPS60153900U - volute casing

Info

Publication number: JPS60153900U
Application number: JP4155084U
Authority: JP
Inventors: 宮本　康正; 長屋　充志
Original assignee: 松下精工株式会社
Priority date: 1984-03-22
Filing date: 1984-03-22
Publication date: 1985-10-14

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

[Brief explanation of the drawing]

第１図は、従来例の説明に付する渦巻ケーシングの斜視
図、第２図は、本考案の一実施例における渦巻ケーシン
グの構成を示す斜視図である。１５・・・・・・渦巻ケーシング、１７，１９・・・・
・・折曲片、１８・・・・・・左側板、２０・・・・・
・左側板、２１，２２・・・・・・吸込口、２４・・・
・・・開放部、２６．２７・・・・・・部分折曲片。FIG. 1 is a perspective view of a spiral casing for explaining a conventional example, and FIG. 2 is a perspective view showing the configuration of a spiral casing in an embodiment of the present invention. 15... spiral casing, 17, 19...
...Folded piece, 18...Left side plate, 20...
・Left side plate, 21, 22... Suction port, 24...
... Open part, 26.27 ... Partially bent piece.

Claims

[Scope of utility model registration request]

The right side plate and the left side plate have a bent piece formed on the entire periphery and a suction port in the center, and the bent pieces of both sides are welded to almost the entire circumference, and the outlet side where this welding remains is open. a spiral plate having a partially bent piece, which holds the both side plates from the outside;
A spiral casing in which the open portion of the spiral plate is fixed to a bent piece.