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
GB1850646A
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.)
JOHN HALL BRIERLEY
Original Assignee
JOHN HALL BRIERLEY
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 JOHN HALL BRIERLEYfiledCriticalJOHN HALL BRIERLEY
Priority to GB1850646ApriorityCriticalpatent/GB623192A/en
Publication of GB623192ApublicationCriticalpatent/GB623192A/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
G11B3/52—Arrangements permitting styli to yield under excessive pressure
Landscapes
Adjustment Of The Magnetic Head Position Track Following On Tapes
(AREA)
Abstract
623,192. Gramophone pick-ups. BRIERLEY, J. H. June 20, 1946, No. 18506. [Class 40 (ii)] [Also in Group XXXIX] In a gramophone pick-up a plate 11, which carries the electromechanical reproduction assembly is secured within the pickup head 12 by means of rubber elements 13, each of which is bonded at one end to a metal screw 13a and at the other end to a metal boss 13b secured respectively to the pick-up head and to the plate 11.
GB1850646A1946-06-201946-06-20Improvements in or relating to gramophone pick-ups
ExpiredGB623192A
(en)
Improvements in or relating to separable magazine forthe record tape of sound recording and/or reproducing machines, andthe improved recording and/or record-reproducing machine including the improved separable magazine