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.)
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.)
H J Wenglein S Norica & Herold
Original Assignee
H J Wenglein S Norica & Herold
Publication date
Priority to DEW62050DpriorityCriticalpatent/DE379988C/en
Application grantedgrantedCritical
Publication of DE379988CpublicationCriticalpatent/DE379988C/en
G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
G11B3/44—Styli, e.g. sapphire, diamond
G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
G11B3/48—Needles
Landscapes
Sewing Machines And Sewing
(AREA)
Nonwoven Fabrics
(AREA)
Perforating, Stamping-Out Or Severing By Means Other Than Cutting
(AREA)
Description
Hierzu 1 Blatt Zeichnungen.1 sheet of drawings.
Claims (1)
Patent-Anspruch:Patent claim:Sprechmaschinennadel aus Draht mit angeschliffener Spitze, bei der der Draht
aus schwächstem zulässigen Material besteht, dadurch gekennzeichnet, daß der Schaft der Nadel durch eine zusammengepreßte
Abflachung verstärkt ist.Speaking machine needle made of wire with a sharpened tip, in which the wire
consists of the weakest permissible material, characterized in that the shaft of the needle is compressed by a
Flattening is reinforced.