US3359668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slide projector support for rotary slide tray
Assignee: Bell and Howell Co
•
Filing: 1965-11-29
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Granted: 1967-12-26
•
Expires: 1985-11-29
Abstract
No abstract record available.
Inventors
- 👤 Frank C Badalich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:12
CPC Classifications
G; G03; G03B; G03B23/00; G03B23/02; G03B23/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
IN A SLIDE PROJECTOR USABLE ALTERNATIVELY WITH ROTARY OR STRAIGHT SLIDE TRAYS, AND HAVING A HOUSING AND A SUBSTANTIALLY VERTICALLY-SIDED OPEN TOP TRAY RECEIVING GROOVE DEFINING A PORTION OF SAID HOUSING INTO WHICH SAID TRAYS ARE POSITIONABLE THROUGH THE TOP OF SAID GROOVE, THE IMPROVEMENT COMPRISING: A PAIR OF ROTARY TRAY SUPPORT MEMBERS; MEANS MOUNTING EACH OF SAID SUPPORT MEMBERS FOR ADJUSTMENT INTO AND OUT OF TRAY SUPPORTING POSITION NEAR THE TOP AND TO ONE SIDE OF SAID TRAY RECEIVING GROOVE FOR SUPPORTING A ROTARY TRAY PLACED IN SAID GROOVE; AND AT LEAST ONE OF SAID SUPPORT MEMBER MOUNTING MEANS AND A SUPPORT MEMBER CARRIED THEREBY, BEING MOVABLE TO A STORAGE POSITION WHEREIN A STRAIGHT TRAY IS MOVABLE SUBSTANTIALLY VERTICALLY INTO AND OUT OF SAID GROOVE PAST AND SUPPORT MEMBERS WHEN SAID MEMBERS ARE IN SAID STORAGE POSITION.
Claim 2
Dependent Claim
138 words
IN A SLIDE PROJECTOR USABLE ALTERNATIVELY WITH ROTARY OR STRAIGHT SLIDE TRAYS, AND HAVING A HOUSING AND A SUBSTANTIALLY VERTICALLY-SIDED OPEN TOP TRAY RECEIVING GROOVE DEFINING A PORTION OF SAID HOUSING INTO WHICH SAID TRAYS ARE POSITIONABLE THROUGH THE TOP OF SAID GROOVE, THE IMPROVEMENT COMPRISING: A PAIR OF ROTARY TRAY SUPPORT MEMBERS; MEANS MOUNTING EACH OF SAID SUPPORT MEMBERS FOR ADJUSTMENT INTO AND OUT OF TRAY SUPPORTING POSITION NEAR THE TOP AND TO ONE SIDE OF SAID TRAY RECEIVING GROOVE FOR SUPPORTING A ROTARY TRAY PLACED IN SAID GROOVE; AND AT LEAST ONE OF SAID SUPPORT MEMBER MOUNTING MEANS AND A SUPPORT MEMBER CARRIED THEREBY, BEING MOVABLE TO A STORAGE POSITION WHEREIN A STRAIGHT TRAY IS MOVABLE SUBSTANTIALLY VERTICALLY INTO AND OUT OF SAID GROOVE PAST AND SUPPORT MEMBERS WHEN SAID MEMBERS ARE IN SAID STORAGE POSITION.
References Cited (Backward Citations)
US3146666A
Cited
US3209647A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |