Patent US3110491A successfully refreshed from Google Patents.
US3110491A
Expired / Lapsed
US
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Magazine for plate-type photographic apparatus
Assignee: Robertson Photo-Mechanix Inc
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Filing: 1959-09-08
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Granted: 1963-11-12
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Expires: 1979-09-08
Abstract
No abstract record available.
Inventors
- 👤 Wanielista Walter
- 👤 Jr Charles Peter Sippel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:39
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/28; G03B17/32; G03B17/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
IN A MAGAZINE ASSEMBLY FOR A PHOTOGRAPHIC APPARATUS, A SUPPORT PLATE FOR HOLDING A STACK OF PHOTOGRAPHICALLY SENSITIZED SHEETS, MEANS DEFINING AN ARCUATE SLOT IN SAID PLATE LEADING TOWARD A STACK OF SHEETS ON THE PLATE, A GUIDE PIN PROJECTING UPWARWDLY THROUGH SAID SLOT, AN ADJUSTMENT MEMBER SUPPORTING THE PIN BEING PIVOTALLY MOUNTED ON THE SUPPORT PLATE AT THE RADIAL CENTER OF SAID ARCUATE SLOT, SAID ADJUSTMENT MEMBER BEING ROTATABLE ABOUT ITS PIVOTAL MOUNT FOR ADJUSTABLY POSITIONING SAID PIN IN A DESIRED LOCATION ALONG SAID SLOT RELATIVE TO THE EDGE OF THE STACK OF SHEETS, AND A BIASING MEANS CONNECTED TO SAID GUIDE PIN URGING THE PIN UPWARDLY IN ALL POSITIONS OF SAID ADJUSTMENT MEMBER SO IT WILL RECEDE WHEN A PICKUP MEMBER VERTICALLY ENGAGES THE UPPERMOST SHEET ON THE PLATE.
Claim 2
Dependent Claim
131 words
IN A MAGAZINE ASSEMBLY FOR A PHOTOGRAPHIC APPARATUS, A SUPPORT PLATE FOR HOLDING A STACK OF PHOTOGRAPHICALLY SENSITIZED SHEETS, MEANS DEFINING AN ARCUATE SLOT IN SAID PLATE LEADING TOWARD A STACK OF SHEETS ON THE PLATE, A GUIDE PIN PROJECTING UPWARWDLY THROUGH SAID SLOT, AN ADJUSTMENT MEMBER SUPPORTING THE PIN BEING PIVOTALLY MOUNTED ON THE SUPPORT PLATE AT THE RADIAL CENTER OF SAID ARCUATE SLOT, SAID ADJUSTMENT MEMBER BEING ROTATABLE ABOUT ITS PIVOTAL MOUNT FOR ADJUSTABLY POSITIONING SAID PIN IN A DESIRED LOCATION ALONG SAID SLOT RELATIVE TO THE EDGE OF THE STACK OF SHEETS, AND A BIASING MEANS CONNECTED TO SAID GUIDE PIN URGING THE PIN UPWARDLY IN ALL POSITIONS OF SAID ADJUSTMENT MEMBER SO IT WILL RECEDE WHEN A PICKUP MEMBER VERTICALLY ENGAGES THE UPPERMOST SHEET ON THE PLATE.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-11 | 1967-05-13 | 1967-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-11 | 1971-05-13 | 1971-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-11 | 1975-05-13 | 1975-11-12 | $7700.00 | Window Closed / Lapsed |