JPS6425485U

JPS6425485U -

Info

Publication number: JPS6425485U
Application number: JP1831387U
Authority: JP
Priority date: 1987-02-10
Filing date: 1987-02-10
Publication date: 1989-02-13

Description

[Brief explanation of the drawing]

第１図Ａ，Ｂは、この考案の焼結回転外設型ギ
ヤーポンプの歯車の平面図及び断面図、第２図Ａ
，Ｂはこの考案の別の実施例を示す歯車の平面図
及びその断面図、第３図は、従来のギヤーポンプ
の構成図である。１……ケーシング、１ａ……側板、２……歯車
、２ａ……側面、３……吸込口、４……吐出口、
Ｘ……凹部、Ｓ……噛合面。 Figures 1A and B are a plan view and a sectional view of the gear of the sintered rotary external gear pump of this invention, and Figure 2A is a
, B are a plan view and a sectional view of a gear showing another embodiment of this invention, and FIG. 3 is a configuration diagram of a conventional gear pump. 1...Casing, 1a...Side plate, 2...Gear, 2a...Side surface, 3...Suction port, 4...Discharge port,
X...concavity, S...meshing surface.

補正昭６３．９．２１図面の簡単な説明を次のように補正する。明細書５頁８行ないし１１行に「第１図…断面
図、」とあるを「第１図Ａはこの考案の焼結回転
外接型ギヤーポンプの歯車の平面図を示し、左側
の第１図Ａは一実施例の平面図、右側の第１図Ａ
は別の実施例の平面図、第２図Ｂはこの考案の歯
車の断面図を示し、左側の第２図Ｂは一実施例の
断面図、右側の第２図Ｂは別の実施例の断面図、
」に訂正する。Amendment September 21, 1981 The brief description of the drawing is amended as follows. On page 5, lines 8 to 11 of the specification, it says, ``Fig. 1...cross-sectional view.'' ``Fig. 1 A shows a plan view of the gear of the sintered rotary external gear pump of this invention, and Fig. A is a plan view of one embodiment, Figure 1A on the right side
is a plan view of another embodiment, FIG. 2B is a sectional view of the gear of this invention, FIG. 2B on the left is a sectional view of one embodiment, and FIG. cross section,
” is corrected.

Claims

[Scope of utility model registration request]

In a sintered rotary external gear pump, the liquid flowing in from the suction port of the casing is sent out from the discharge port of the casing by rotating two gears provided so as to mesh with each other in the casing. A sintered rotary external gear pump characterized by having recesses formed in areas other than the tooth tips.