JPS6340595U

JPS6340595U -

Info

Publication number: JPS6340595U
Application number: JP13419286U
Authority: JP
Priority date: 1986-09-03
Filing date: 1986-09-03
Publication date: 1988-03-16

Description

[Brief explanation of the drawing]

図面は本考案の実施例を示し、第１図は本考案
のポンプを取付けたエンジンの一部の縦断面図、
第２図はポンプ内部の正面図、第３図は分解斜面
図、第４図は蓋体正面図、第５図は第４図の―
線断面図、第６図は別の実施例の蓋体の正面図
である。４…ポンプ、８…ケーシング、９…ポンプ室、
１１…吸入口、１２…吐出口、２５，２７…凹溝
。 The drawings show an embodiment of the present invention, and FIG. 1 is a longitudinal sectional view of a part of an engine equipped with the pump of the present invention;
Figure 2 is a front view of the inside of the pump, Figure 3 is an exploded perspective view, Figure 4 is a front view of the lid, and Figure 5 is the same as in Figure 4.
The line sectional view and FIG. 6 are front views of the lid of another embodiment. 4...Pump, 8...Casing, 9...Pump chamber,
11... Suction port, 12... Discharge port, 25, 27... Concave groove.

Claims

[Scope of utility model registration request]

In a rotary pump in which a suction port and a discharge port are opened in a pump chamber provided in a casing and a rotor is housed therein, and a lid is overlapped with an end face of the casing to close the pump chamber, a pump is placed on the overlapping surface of the casing and the lid. 1. A leak prevention device for a rotary pump, comprising a groove surrounding at least the discharge side of the chamber and independent from the pump chamber, suction port, or discharge port.