US3176310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magazine-loaded sound motion picture projector
Assignee: Individual
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Filing: 1962-09-24
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Granted: 1965-03-30
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Expires: 1982-09-24
Abstract
No abstract record available.
Inventors
- 👤 John A Finnerty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:35
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/32; G03B21/321; G03B21/323; G03B21/325
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
292 words
A MAGAZINE-LOADED MOTION PICTURE PROJECTOR COMPRISING, IN COMBINATION: A MAGAZINE COMPRISING LONGITUDINALLY AND LATERALLY ELONGATED HOUSING HAVING A SUBSTANTIALLY PLANE LOWER SURFACE AND A FORWARD WALL EXTENDING TRANSVERSELY TO SAID LOWER SURFACE, SAID HOUSING DEFINING AN ENCLOSURE FOR AN ENDLESS COIL OF FILM AND HAVING A PROJECTION APERTURE IN SAID FORWARD WALL AND A COOPERATING GATE, AND MEANS FOR FEEDING FILM THROUGH SAID GATE; AND A PROJECTOR INCLUDING A PROJECTION LAMP, A SHUTTER MECHANISM, AN INTERMITTENT FILM-FEEDING MECHANISM, AND A DRIVE MEANS FOR SAID FILM-FEEDING MEANS; SAID PROJECTOR BEING FORMED WITH A SUBSTANTIALLY PLANE UPPER SURFACE AND ABUTMENT MEANS PROTRUDING UPWARDLY THEREFROM, FOR ABUTMENT WITH SAID LOWER SURFACE AND SAID FORWARD WALL, RESPECTIVELY, IN A REGISTERED JUXTAPOSITION OF SAID MAGAZINE AND SAID PROJECTOR; SAID UPPER SURFACE FURTHER BEING FORMED WITH GUIDE MEANS FOR SLIDABLY ENGAGING SAID MAGAZINE; SAID PROJECTION LAMP PROTRUDING FROM SAID UPPER SURFACE OF SAID PROJECTOR, AND SAID LOWER SURFACE OF SAID MAGAZINE BEING FORMED WITH AN OPENING RELATIVELY REARWARDLY OF SAID FORWARD WALL FOR RECEIVING SAID LAMP; SAID SHUTTER PROTRUDING FROM SAID UPPER SURFACE FORWARDLY OF SAID ABUTMENT MEANS AND BEING ALIGNED WITH SAID PROJECTION APERTURE AND GATE IN THE REGISTERED JUXTAPOSITION, WHEREBY A LIGHT BEAM FROM SAID LAMP PASSES THROUGH FILM IN SAID PROJECTION GATE TO SAID SHUTTER MECHANISM; SAID FILM-FEEDING MECHANISM BEING OPERATIVELY ALIGNED WITH SAID PROJECTION APERTURE AND GATE, AND SAID DRIVE MEANS DRIVINGLY ENGAGING SAID FILM-FEEDING MEANS, IN THE REGISTERED JUXTAPOSITION; WHEREBY ASSEMBLY OF SAID MAGAZINE WITH SAID PROJECTOR INTO SAID REGISTERED JUXTAPOSITION WITH THE ELEMENTS THEROF IN OPERATIVE RELATION FOR DISPLAYING MOTION PICTURES IS ACCOMPLISHED BY A RELATIVE FORWARD AND DOWNWARD MOVEMENT OF SAID MAGAZINE, GUIDED BY SAID GUIDE MEANS, AND DISASSEMBLY IS ACCOMPLISHED BY A RELATIVE UPWARD AND REARWARD DISPLACEMENT OF THE MAGAZINE.
Claim 2
Dependent Claim
292 words
A MAGAZINE-LOADED MOTION PICTURE PROJECTOR COMPRISING, IN COMBINATION: A MAGAZINE COMPRISING LONGITUDINALLY AND LATERALLY ELONGATED HOUSING HAVING A SUBSTANTIALLY PLANE LOWER SURFACE AND A FORWARD WALL EXTENDING TRANSVERSELY TO SAID LOWER SURFACE, SAID HOUSING DEFINING AN ENCLOSURE FOR AN ENDLESS COIL OF FILM AND HAVING A PROJECTION APERTURE IN SAID FORWARD WALL AND A COOPERATING GATE, AND MEANS FOR FEEDING FILM THROUGH SAID GATE; AND A PROJECTOR INCLUDING A PROJECTION LAMP, A SHUTTER MECHANISM, AN INTERMITTENT FILM-FEEDING MECHANISM, AND A DRIVE MEANS FOR SAID FILM-FEEDING MEANS; SAID PROJECTOR BEING FORMED WITH A SUBSTANTIALLY PLANE UPPER SURFACE AND ABUTMENT MEANS PROTRUDING UPWARDLY THEREFROM, FOR ABUTMENT WITH SAID LOWER SURFACE AND SAID FORWARD WALL, RESPECTIVELY, IN A REGISTERED JUXTAPOSITION OF SAID MAGAZINE AND SAID PROJECTOR; SAID UPPER SURFACE FURTHER BEING FORMED WITH GUIDE MEANS FOR SLIDABLY ENGAGING SAID MAGAZINE; SAID PROJECTION LAMP PROTRUDING FROM SAID UPPER SURFACE OF SAID PROJECTOR, AND SAID LOWER SURFACE OF SAID MAGAZINE BEING FORMED WITH AN OPENING RELATIVELY REARWARDLY OF SAID FORWARD WALL FOR RECEIVING SAID LAMP; SAID SHUTTER PROTRUDING FROM SAID UPPER SURFACE FORWARDLY OF SAID ABUTMENT MEANS AND BEING ALIGNED WITH SAID PROJECTION APERTURE AND GATE IN THE REGISTERED JUXTAPOSITION, WHEREBY A LIGHT BEAM FROM SAID LAMP PASSES THROUGH FILM IN SAID PROJECTION GATE TO SAID SHUTTER MECHANISM; SAID FILM-FEEDING MECHANISM BEING OPERATIVELY ALIGNED WITH SAID PROJECTION APERTURE AND GATE, AND SAID DRIVE MEANS DRIVINGLY ENGAGING SAID FILM-FEEDING MEANS, IN THE REGISTERED JUXTAPOSITION; WHEREBY ASSEMBLY OF SAID MAGAZINE WITH SAID PROJECTOR INTO SAID REGISTERED JUXTAPOSITION WITH THE ELEMENTS THEROF IN OPERATIVE RELATION FOR DISPLAYING MOTION PICTURES IS ACCOMPLISHED BY A RELATIVE FORWARD AND DOWNWARD MOVEMENT OF SAID MAGAZINE, GUIDED BY SAID GUIDE MEANS, AND DISASSEMBLY IS ACCOMPLISHED BY A RELATIVE UPWARD AND REARWARD DISPLACEMENT OF THE MAGAZINE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |