Patent US4916567A successfully refreshed from Google Patents.
US4916567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage cassette for a disc-shaped information carrier
Assignee: Philips and Du Pont Optical Co BV
•
Filing: 1988-07-26
•
Granted: 1990-04-10
•
Expires: 2008-07-26
Abstract
Abstract Cassette has a bottom section a pivotable cover section, and a tray which is constructed to be inserted into the bottom section and to hold a disc at its outer edge by means of at least three retaining elements arranged on the tray. One of the retaining elements is movable, and transport protection is provided by a latching element arranged on the cover section, which latching element latches the resilient retaining element in its normal position when the cover section is in its closed position.
Inventors
- 👤 Hermann Grobecker
- 👤 Werner Heuer
- 👤 Alois Pichler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:17
CPC Classifications
G; G11; G11B; G11B17/00; G11B17/22; G11B33/00; G11B33/02; G11B33/04; G11B33/0405; G11B33/0411; G11B33/0422
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
154 words
A storage cassette for an information disc comprising: a bottom tray section for receiving said information disc, having first and second rigid guides for limiting movement of said information disc in a first direction, and a movable, resilient guide opposite said first and second rigid guides, forming said disc into contact with said first and second rigid guides; a cover section hinged to said bottom tray, enclosing said information disc in a closed position, and permitting insertion and withdrawal of said information disc when said cover section is moved to an open position; and a latching element connected to said cover section for maintaining said resilient guide in position for retaining said information disc between said first and second guides when said cover section is in said closed position, and for permitting said resilient guide to be deflected away from said first and second guides when said cover section is in said open position.
Claim 2
Dependent Claim
154 words
A storage cassette for an information disc comprising: a bottom tray section for receiving said information disc, having first and second rigid guides for limiting movement of said information disc in a first direction, and a movable, resilient guide opposite said first and second rigid guides, forming said disc into contact with said first and second rigid guides; a cover section hinged to said bottom tray, enclosing said information disc in a closed position, and permitting insertion and withdrawal of said information disc when said cover section is moved to an open position; and a latching element connected to said cover section for maintaining said resilient guide in position for retaining said information disc between said first and second guides when said cover section is in said closed position, and for permitting said resilient guide to be deflected away from said first and second guides when said cover section is in said open position.
Claim 3
Dependent Claim
46 words
The storage cassette of claim 1 wherein said resilient guide is deflectable from a first information disc holding position to a rearward releasing position, and includes a rearwardly extending member having an aperture for receiving said latching element when said cover is in a closed position.
Claim 4
Dependent Claim
15 words
The storage cassette of claim 2 wherein said rearwardly extending member is a leaf spring.
Claim 5
Dependent Claim
52 words
A storage cassette as claimed in claim 1, wherein the latching element on the cover section is constructed as a latching nose which in the closed position of the cover section locates behind the resilient guide in such a way that said resilient guide cannot be moved out of its normal position.
Claim 6
Dependent Claim
51 words
A storage cassette as claimed in claim 4, wherein near the pivotal axis of the cover section the tray is provided with the grip member and in that the resilient guide on the tray and the latching nose on the cover section are arranged in the proximity of the grip member.
References Cited (Backward Citations)
JPH0650680A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-04-09 | 1993-10-09 | 1994-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-04-09 | 1997-10-09 | 1998-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-04-09 | 2001-10-09 | 2002-04-10 | $7700.00 | Window Closed / Lapsed |