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Class 369/291.1 - Protectors


Subclass of Class 369 - Dynamic information storage or retrieval
Definition: . Subject matter wherein an element is formed for covering
No. of patents: 18
Last issue date: 09/11/2007


NumberTitleIssue Date
7269124Protective divider and enclosure disc assembly for laser discs and laser disc drives
A substantially circular disc of Totally StableĀ® 2095, wet laid, water based processed, cut away, 3.0 ounce, 0.018 to 0.040 inches, 18 to 40 mils thick, non-woven, 85% Acrylic Latex Polyester and 15% cellulose wood pulp fabric backing material and a substantially c...
09/11/2007
7173744Article comprising holographic medium between substrates having environmental barrier seal and process for preparing same
The present invention relates to an article comprising: a pair of substrates comprising a thermoplastic; a holographic recording medium positioned between the substrates such that the holographic recording medium has at least one exposed area; and an environmental b...
02/06/2007
7146625Disc cartridge and disc drive using the same
A disc cartridge includes a case accommodating a disc and having an aperture hole formed on a first surface of the case so that a recording/reproducing apparatus access a recording surface of the disc, and an open hole formed on a second surface to be open to an out...
12/05/2006
7111313Disk cartridge with shutter regulator, disk device and shutter opening/closing mechanism
A disk device 1 comprising a disk cartridge 3 and a disk 2 accommodated therein. The disk cartridge 3 includes a body case 11: opened with a window for exposing a recording surface 5 of the disk 2; and provided with a...
09/19/2006
7043742Protective cover for a data storage disc and method of use
A protective cover for a data storage disc such as a compact disc (CD) includes a disc which has a central retainer for engaging the hole in the data storage disc. The protective cover may placed on both the data storage side and the opposite side of the data storag...
05/09/2006
6983477Disc cartridge having a shutter that includes a convex portion protruding into a center hole of the disc
A disc cartridge according to the present invention includes a cartridge body and a shutter. The cartridge body includes a disc storage portion, a chucking opening and a head opening. The disc storage portion stores a disc, having first and second sides, therein so ...
01/03/2006
6970407Recording medium for storing write protection information and write protection method thereof
A recording medium storing a write protection information, and a write protection method for protecting data recorded on a recordable and/or rewritable disc from unwanted overwriting or erasing. In order for write protection of a disc in a bare state that is usually...
11/29/2005
6944875Disc cartridge with shutter overlapping gap having labyrinth shaped portion spaced to have a recessed dust deposition portion
Disclosed is a disk cartridge capable of preventing the permeation of dust in the disk cartridge. A labyrinth shape portion having a recessed dust deposition portion formed in a gap at a portion between tilt planes for overlap of shutters are vertically overlapped t...
09/13/2005
6934962Disc cartridge with mounting part of shutter slide portion arranged on stage of another shutter slide portion
An information recording medium cartridge with a disc, a cartridge casing having the disc accommodated therein, and a shutter slidably mounted to the cartridge casing. The shutter has a first shutter plate for opening and closing a recording and/or reproducing openi...
08/23/2005
6874157Disk case
A disk case in which the downsizing of a disk is enabled, maintaining the ease of handling in the same manner as the current 8-cm disk cartridge, and that can be mounted on the current 12-cm drive by using a simplified adapter is provided. The shape of the di...
03/29/2005
6789261Disk cartridge
A disk cartridge is provided which, with a small number of parts, can reduce manufacturing costs and facilitate assembly. In particular, the disk cartridge can be assembled easily even if a disk medium is small-sized. Case members of a same configuration are superpo...
09/07/2004
6782548Disc cartridge having a rotatable shutter
A disc cartridge according to the present invention includes a cartridge body and a shutter. The cartridge body includes a disc storage portion, a chucking opening and a head opening. The disc storage portion stores a disc, having first and second sides, therein so ...
08/24/2004
4341952Variable pitch grooved label for video disc
A video disc record suitable for use with a video disc player apparatus is provided with a label for identifying the program material stored on the surface of the record. The label is formed in a machine readable format which comprises grooves in the surf...
07/27/1982
4329575Video disc having a label for identifying material recorded thereon
A video disc record suitable for use with a video disc player apparatus is provided with a label for identifying the program material stored on the surface of the record. The label is formed in a machine readable format which comprises grooves in the surf...
05/11/1982
4194464Record care pad
A stationary pad is disclosed for supporting, holding and protecting a record during treatment. The periphery of the pad is provided with a continuous raised lip, so as to prevent the inadvertent spillage of liquids from the pad onto an underlying surface...
03/25/1980
4084540Apparatus for applying lubricating and protective film to phonograph records
A broad and flat housing of low height with a closed interior chamber to contain a phonograph record, the housing having reclosable access to the chamber, nozzle openings to direct film emission material across the face of the record in the chamber....
04/18/1978
4076256Stylus shift mechanism for a phonograph having two concentric records
A toy phonograph of the type having an annular outer record, and an inner record arranged concentrically inwardly of the outer record for simultaneous rotation therewith, with the outer record having its grooved top surface disposed slightly higher than t...
02/28/1978
3961656Phonograph record insulator
Two protective cover members are provided with adhesive material so that one member can be attached to and removed from each side of a record. The members include spacers to hold the records apart and an electrically conductive layer to help eliminate sta...
06/08/1976
 
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