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Application filed by Frank Jacob PerkinsfiledCriticalFrank Jacob Perkins
Application grantedgrantedCritical
Publication of AT36632BpublicationCriticalpatent/AT36632B/en
Holding Or Fastening Of Disk On Rotational Shaft
(AREA)
Description
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Claims (1)
PATENT-ANSPRUCH : Walzenf (jrmiger Trä. ger für auswechselbare Phonograph-Rekordfilms mit einer über
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durch gekennzeichnet, dass die Innenwand der Hülse mit Aussparungen vorsehen ist, so dass etwavorhandeneRost-und Schmutzteilchen nicht so leicht infolge Verlagerung eines Hülsenteils eine exzentrische Einstellung und damit ein Beschädigen des Rekordfilms verursachen können. während die zum Festhalten der Hülse erforderliche Reibung durch Bemessung der durch die Aussparungen erzeugten Druckstreifen behufs leichter Filmauswechslung auf das notwendige Mindestmass beschränkt werden kann.
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PATENT CLAIM: cylindrical carrier for exchangeable phonograph record films with an over
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characterized in that the inner wall of the sleeve is provided with recesses so that any rust and dirt particles that may be present cannot easily cause an eccentric setting and thus damage to the record film due to the displacement of a sleeve part. while the friction required to hold the sleeve in place can be limited to the necessary minimum by dimensioning the pressure strips produced by the recesses for the purpose of easy film replacement.
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AT36632D1907-04-101907-04-10
Roller-shaped carrier for exchangeable phonograph record films.
AT36632B
(en)
Sealing for suction rolls for paper and cardboard machines with a suction chamber that cannot be adjusted in the radial direction and elastic sealing strips that can be displaced in radial guides of the suction chamber.