JPS5818983U

JPS5818983U - Air injection loom auxiliary nozzle

Info

Publication number: JPS5818983U
Application number: JP11150581U
Authority: JP
Inventors: 郡山　正幸; 大西　公正; 隆雄高橋
Original assignee: 日産自動車株式会社
Priority date: 1981-07-29
Filing date: 1981-07-29
Publication date: 1983-02-05

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図は空気噴射式織機の緯入れ装置の従来例を示す正
面図、第２図は第１図の■−■断面図、第３図は補助ノ
ズルの従来例を示す断面図、第４図は同」−従来例にお
ける緯糸の飛走の態様を示す　　　　′平面図、第５図
は本考案の一実施例を示す補助ノズルの断面図、第６図
は同上実施例における緯糸の飛走の態様を示す平面図、
第７図は案内孔内ての流速の変化の様子を示す線図であ
る。４・・・空気案内通路、Ｉ５・・・案内子、６・・・案
内孔、Ｉ２・・・補助ノズル１．’ｉ３’・・・ノズル
口、３２・・・末広がり部。Fig. 1 is a front view showing a conventional example of a weft insertion device for an air-injection type loom, Fig. 2 is a sectional view taken along the line ■-■ of Fig. 1, Fig. 3 is a sectional view showing a conventional example of an auxiliary nozzle, and Fig. 4 is a sectional view showing a conventional example of an auxiliary nozzle. Figure 5 is a sectional view of an auxiliary nozzle showing an embodiment of the present invention, and Figure 6 is a plan view showing the manner in which weft threads fly in the conventional example. A plan view showing an aspect of
FIG. 7 is a diagram showing how the flow velocity changes within the guide hole. 4... Air guide passage, I5... Guide element, 6... Guide hole, I2... Auxiliary nozzle 1. 'i3'... Nozzle opening, 32... End widening part.

Claims

[Scope of utility model registration request]

In an air injection type loom, in which guide elements 5 are arranged side by side in the weft insertion direction with a predetermined gap to form an air guide passage 4, and auxiliary nozzles 12 having nozzle ports are arranged at regular intervals in the middle of the air guide passage 4. An auxiliary nozzle for an air-injection type loom, characterized in that the nozzle opening 13' is formed to widen toward the end.