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:
Nov. 13, 1984
Filed:
Sep. 16, 1982
Applicant:
Inventor:
Hiroyuki Mizuguchi, Aichi, JP;
Assignee:
Yamada Dobby Co., Ltd., Bisai, JP;
Primary Examiner:
Int. Cl.
CPC ...
D03C / ;
U.S. Cl.
CPC ...
139 84 ; 139 82 ; 139 88 ;
Abstract
This invention relates to a heald frame driving means having resilient transmission members connected to a shedding lever of a negative dobby machine or cam machine disposed above the heald frame and engaged with the heald frame through working levers and connecting rods to move the heald frame downward, and tension coil spring means to apply upward restoring force, thereby reducing tension in and abrasion of the resilient transmission members.