Improvements on the subject of the main patent n {9002253 relating to a device for regulating the tension of the elastic straps that are incorporated into textile articles.

摘要

IMPROVEMENTS IN THE MAIN OBJECT NUMBER 9002253 PATENTS RELATING TO A DEVICE TO REGULATE THE TENSION OF BRACES ELATICOS who join ARTICLES TEXTILES. The improvements object of the invention is specified in the provision of a solenoid valve (12), governed by a timer (13), acting as a relief valve conduit (5) POWER CYLINDER tire has the effect BRAKING ON TIGHT, AND AN ELECTRONIC CIRCUIT MEMORY (14) sCHEDULED UNDER DIFFERENT cOMBINATIONS THAT CAN BE gOVERNED THROUGH battery switches (15, 15 ', 15' '), and is aCTED, Playing CYCLING IN EACH CASE pRESELECTED, BY SUCCESSIVE INDEPENDENT DRIVES a button (16), all these elements, PULSADOR Except for this last and tire, HOSTED CYLINDER in a housing (1) having attachment means (2-3) TO FOR SEWING MACHINE.