The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 28, 1984

Filed:

Sep. 28, 1981
Applicant:
Inventors:

Takao Takahashi, Tokyo, JP;

Kimimasa Ohnishi, Tokyo, JP;

Sinzi Wakai, Tokyo, JP;

Assignee:

Nissan Motor Co., Ltd., Yokohama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D03D / ;
U.S. Cl.
CPC ...
139435 ;
Abstract

A weft inserting nozzle including a weft inserting first hole through which a weft yarn is passed, an annular air jet opening defined around the exit of the first hole, and a weft inserting second hole extending coaxially and downstream from the annular air jet opening is disclosed. The second hole consists of an upstream positioned first section and a downstream positioned second section each having a uniform diameter throughout the length thereof, the diameter of the second section being greater than that of the first section which is equal to the outer diameter of the annular air jet opening.


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