Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB2226466A
Inventor
Lother Recknagel
Ernst Fischer
Walther Jager
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZENTRALE ENTWICKLUNG KONSTRUKT
Original Assignee
ZENTRALE ENTWICKLUNG KONSTRUKT
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZENTRALE ENTWICKLUNG KONSTRUKTfiledCriticalZENTRALE ENTWICKLUNG KONSTRUKT
Priority to GB2226466ApriorityCriticalpatent/GB1089270A/en
Publication of GB1089270ApublicationCriticalpatent/GB1089270A/en
1,089,270. Making needles. ZENTRALE ENTWICKLUNG - KONSTRUKTION FœR EISEN - BLECH - METALLWAREN VEB. May 19, 1966, No. 22264/66. Heading B3A. [Also in Division D1] A sewing-machine needle blank 5 is subjected to pressure between dies for forming therein a thread groove 6 having a V- shaped profile, the bottom of which is rounded, the outer cross-section of the blank preferably being of corresponding profile.
GB2226466A1966-05-191966-05-19Improvements in or relating to sewing machine needles
ExpiredGB1089270A
(en)