Claims
- 1. A protective cartridge for a data information disc comprising a pair of interlocking shells enclosing said disc, a sliding door movable from a closed position for covering said disc to an open position for exposing said disc during a read operation, said door including a pair of shutters each having a flat planar portion overlapping a respective one of the shells, a slide separate from said shutters upon which said shutters are mounted, and said slide having an outer periphery and said shells having a portion internally within said cartridge which together define a cooperating guide track and groove for supporting said slide and the shutters mounted thereon and for guiding their movement relative to said shells.
- 2. The protective cartridge of claim 1 in which said shutters are separate parts individually secured to said slide.
- 3. The protective cartridge of claim 1 in which said slide is made of plastic.
- 4. The protective cartridge of claim 3 in which said shutters are made of metal.
- 5. A protective cartridge for a data information disc comprising a pair of interlocking shells enclosing said disc, a sliding door movable from a closed position for covering said disc to an open position for exposing said disc during a read operation, said door including a nonmetallic slide and a pair of metallic shutters carried by said slide, said shutters each having a flat planar portion overlapping a respective one of the shells, and said slide having an outer periphery and said shells having a portion internally within said cartridge which together define a cooperating guide track and groove for supporting said slide and the shutters carried thereby and for guiding their movement relative to said shells.
- 6. The protective cartridge of claim 5 in which said shutters are separate parts individually secured to said slide.
- 7. A protective cartridge cartridge for data information disc comprising a pair of interlocking shells enclosing said disc, a sliding door movable between a closed position for covering said disc and an open position for exposing said disc during a read operation, said shells defining a track internally within said cartridge along a forward edge portion of said cartridge, said door including a pair of shutters each having a flat planar portion overlapping a respective one of the shells, a slide separate from said shutters upon which said shutters are mounted, and said slide having an outer periphery formed with a groove for receiving said track whereby said slide and the shutters mounted thereon are supported for sliding movement relative to said shells.
- 8. The protective cartridge of claim 7 in which said shutters are separate parts individually secured to said slide.
- 9. The protective cartridge of claim 7 in which said slide is made of plastic.
- 10. The protective cartridge of claim 9 in which said shutters are made of metal.
- 11. The protective cartridge of claim 1 in which said shells each have an internal portion formed with a guide track, and said slide is formed with grooves on opposite sides thereof for receiving said guide tracks.
- 12. The protective cartridge of claim 1 in which said slide is a block-like member.
- 13. The protective cartridge of claim 5 in which said shells each have an internal portion formed with a guide track, and said slide is formed with grooves on opposite sides thereof for receiving said guide tracks.
- 14. The protective cartridge of claim 7 in which said shells each have an internal portion formed with a guide track, and said slide is formed with grooves on opposite sides thereof for receiving said guide tracks.
BACKGROUND OF THE INVENTION
This application is a Division of Ser. No. 120,614, filed Nov. 13, 1987, now Pat. No. 4,908,817 which is a continuation-in-part of application Ser. No. 930,874 filed Nov. 14, 1986 now abandoned.
US Referenced Citations (10)
Foreign Referenced Citations (2)
Number |
Date |
Country |
201870 |
Nov 1986 |
EPX |
61-255571 |
Nov 1986 |
JPX |
Divisions (1)
|
Number |
Date |
Country |
Parent |
120614 |
Nov 1987 |
|
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
930874 |
Nov 1986 |
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