Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Information Technology
Class Information
Number: 369/197
Name: Dynamic information storage or retrieval > Dynamic mechanism subsystem > Access of multiple storage elements (e.g., record changer) > Plural turntables
Description: Subject matter having a plurality of turntables, each being consecutively utilized for storage or retrieval.


Sub-classes under this class:

Class Number Class Name Patents
369/198 Plural tone arms 8


Patents under this class:

Patent Number Title Of Patent Date Issued
7361456 Method of manufacturing master disk, apparatus of manufacturing master disk, method of detecting moving distance difference of master disk, and apparatus of detecting moving distance differenc Apr. 22, 2008
6262960 Disc driving device Jul. 17, 2001
6084831 Apparatus and method of averaging disk transfer rate including division of disks into disks accessible in a radially inward direction and disks accessible in a radially outward direction Jul. 4, 2000
5982719 Disc auto changer for recording or reproducing information on a desired disc of a plurality of discs in a magazine Nov. 9, 1999
5870367 Disc recording and/or reproducing apparatus Feb. 9, 1999
5633853 Optical pickup with two optical systems each generates a laser beam May. 27, 1997
5539717 Player for reproducing both minidisc and compact disc Jul. 23, 1996
5473585 Compact disk player having single pick-up for selectively reading data from either one of two partially overlapped parallel disks Dec. 5, 1995
5341352 Disk player for playing back more than one kind of disk Aug. 23, 1994
5218592 Disc player Jun. 8, 1993
5202797 Disk drive device having a single motor for rotating a plurality of disks Apr. 13, 1993
5012738 Printing plate locking device May. 7, 1991
4796100 Pictorial information source system Jan. 3, 1989
4796251 Dual-sized disk player Jan. 3, 1989
4783777 Disc player Nov. 8, 1988
4773057 Apparatus for reproducing selectively loaded discs of different diameters Sep. 20, 1988
4759008 Loading mechanism for disk player Jul. 19, 1988
4722078 Disc player Jan. 26, 1988
4575836 Dual mode disc player Mar. 11, 1986
4018447 Phonograph turntable Apr. 19, 1977
3930654 Sound track unit for audio-visual apparatus Jan. 6, 1976



 
 
  Recently Added Patents
Diaphragm and loudspeaker using same
Rail system arm
Filter screen structure
Freezer device
Polarization interference microscope
Aryl carbamate oligomers for hydrolyzable prodrugs and prodrugs comprising same
Method of making a membrane electrode assembly
  Randomly Featured Patents
Two stage inflation system
Detection of aneuploidy and gene deletion by PCR-based gene- dose co-amplification of chromosome specific sequences with synthetic sequences with synthetic internal controls
Apparatus and method for offsetting selected characters of a character display
Method and apparatus for emulating an environment's drag and drop functionality in a host environment
Passive and active heat retention device for solder fountain rework
System for dyeing hosiery goods
Feed apparatus and portable dust collector
Scratch suppressing illumination system for photographic printer
High capacity folded moving bed ion exchange apparatus and method for treating phosphoric acid
Cavity resonator for MR systems