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.
Patent No.:
Date of Patent:
May. 26, 1992
Filed:
Dec. 14, 1990
Applicant:
Inventor:
Shigeo Yamada, Komatsu, JP;
Assignee:
Tsudakoma Kogyo Kabushiki Kaisha, Kanazawa, JP;
Primary Examiner:
Int. Cl.
CPC ...
D03D / ;
U.S. Cl.
CPC ...
1394352 ;
Abstract
A control method and control apparatus for controlling jet pressure of a picking nozzle of a jet loom which includes detecting a flying characteristic of the filling yarn and inhibiting descending control of a pressure controller for controlling jet pressure when the unevenness of the flying characteristic exceeds a set allowable value. In the control apparatus, the pressure controller is positively controlled by an auxiliary controller provided with a flying characteristic detection mechanism, an unevenness calculation mechanism and a comparison mechanism.