JPS62126690U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

図面は本考案の一実施例を示すもので、第１図
は本考案を実施したオイルポンプの一例を示す縦
断面図、第２図はオイルボルトの拡大断面図、第
３図は同底面図である。 尚図面中２１はボルト、２２は軸部、２３は頭
部、２４は油路、２５は閉塞端、２６は吐出口、
２７は油路の開口、２８はボール、２９はオリフ
イス形成部材である。 The drawings show an embodiment of the present invention. Fig. 1 is a longitudinal sectional view showing an example of an oil pump implementing the invention, Fig. 2 is an enlarged sectional view of an oil bolt, and Fig. 3 is a bottom view of the same. It is. In the drawing, 21 is a bolt, 22 is a shaft, 23 is a head, 24 is an oil passage, 25 is a closed end, 26 is a discharge port,
27 is an opening of an oil passage, 28 is a ball, and 29 is an orifice forming member.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 頭部側を閉塞し、軸部の端部方向に開口する盲
穴状の軸方向への油路を備え、軸部の一部に径方
向への吐出口を備えるボルトと、前記軸方向への
油路に遊嵌した円柱状のオリフイス形成部材と、
該部材の油路閉塞端側端部と該油路閉塞内壁との
間に介装され、前記径方向への油孔に臨むボール
とからなることを特徴とするオイルボルト。 A bolt with a blind hole-shaped axial oil passage that closes the head side and opens toward the end of the shaft, and has a radial discharge port in a part of the shaft; a cylindrical orifice forming member loosely fitted into the oil passage;
An oil bolt characterized by comprising a ball interposed between the oil passage closing end side end of the member and the oil passage closing inner wall and facing the oil hole in the radial direction.