JPS6252390U

JPS6252390U -

Info

Publication number: JPS6252390U
Application number: JP14363585U
Authority: JP
Priority date: 1985-09-20
Filing date: 1985-09-20
Publication date: 1987-04-01

Description

[Brief explanation of drawings]

第１図は本考案の一実施例を示すもので加締前
の状態を示す部分断面図、第２図は第１図の状態
から加締めた状態を示す部分断面図、第３図は本
考案の他の実施例を示す部分断面図、第４図は本
考案の更に他の実施例を示す部分断面図、第５図
、第７図、第９図はいずれも従来の例を示す加締
前の部分断面図、第６図、第８図、第１０図はい
ずれも加締後の状態を示す図である。１……スリーブ、２……ねじ、３……環状山部
、４……ニツプル、６……ねじ、７……ホース、
８……補強層、１７……テーパー部、１８……筒
状部。 Fig. 1 shows an embodiment of the present invention, and is a partial sectional view showing the state before crimping, Fig. 2 is a partial sectional view showing the state after crimping from the state shown in Fig. 1, and Fig. 3 is a partial sectional view showing the state before crimping. FIG. 4 is a partial sectional view showing still another embodiment of the invention, and FIGS. 5, 7, and 9 are modified examples showing conventional examples. The partial sectional view before tightening, FIG. 6, FIG. 8, and FIG. 10 all show the state after crimping. 1... Sleeve, 2... Screw, 3... Annular crest, 4... Nipple, 6... Screw, 7... Hose,
8... Reinforcement layer, 17... Tapered part, 18... Cylindrical part.

補正昭６０．１１．３０実用新案登録請求の範囲を次のように補正する
。Amendment November 30, 1980 The scope of claims for utility model registration is amended as follows.

【実用新案登録請求の範囲】筒状スリーブの先端をニツプルの先端部にねじ
で連結し、該スリーブとニツプルとの間に形成さ
れる環状空間にホース端部を挿入し、上記スリー
ブを加締めて縮径しホース端部に固定するように
したホース接続用金具において、上記スリーブの
先端に設けたねじ部の後端部に、スリーブの軸心
線に対して約１０度から４０度の角度範囲内で後
方へ広がるテーパー部を設けると共に、該テーパ
ー部の後方に筒状部を設け、且つ上記テーパー部
の肉厚と、上記筒状部の上記テーパー部との境界
部分の肉厚とを、ほぼ等しくし、更に、上記スリ
ーブの筒状部の内周面に適宜間隔で環状山部若し
くは環状又は螺旋状の溝部を設けたことを特徴と
するホース接続用金具。[Claims for Utility Model Registration] The tip of a cylindrical sleeve is connected to the tip of a nipple with a screw, the end of the hose is inserted into the annular space formed between the sleeve and the nipple, and the sleeve is swaged. In the hose connection fitting, which has a reduced diameter and is fixed to the end of the hose, the rear end of the threaded portion provided at the tip of the sleeve has an angle of about 10 to 40 degrees with respect to the axis of the sleeve. A tapered part that widens rearward within the range is provided, and a cylindrical part is provided at the rear of the tapered part, and the thickness of the tapered part and the thickness of the boundary between the cylindrical part and the tapered part are are substantially equal, and further comprising annular peaks or annular or spiral grooves provided at appropriate intervals on the inner circumferential surface of the cylindrical portion of the sleeve. Metal fittings.

Claims

[Scope of utility model registration request]

The tip of the cylindrical sleeve is connected to the tip of the nipple with a screw, the hose end is inserted into the annular space formed between the sleeve and the nipple, and the sleeve is crimped to reduce the diameter and attach to the hose end. In the hose connection fitting configured to be fixed, the tapered portion extends rearward within an angle range of about 10 degrees to 40 degrees with respect to the axis of the sleeve, on the rear side of the threaded portion provided at the tip of the sleeve. , and the thickness of the tapered portion and the thickness of the cylindrical portion continuous to the rear side of the tapered portion are approximately equal, and further, the inner circumferential surface of the cylindrical portion of the sleeve is provided with grooves at appropriate intervals. A hose connection fitting characterized by having an annular peak or groove.