Patent US3909055A successfully refreshed from Google Patents.
US3909055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for retrieving small sheets such as radiographs from a tank
Assignee: Individual
•
Filing: 1974-05-29
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Granted: 1975-09-30
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Expires: 1994-05-29
Abstract
Abstract A device for retrieving small sheets such as radiographs from a tank having a handle and a suction cup pivotally affixed to one end thereof to permit the suction cup to be applied to a radiograph which is resting against either the bottom or the side of a photographic tank.
Inventors
- 👤 Richard M Koppel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:33
CPC Classifications
B; B25; B25J; B25J1/00; B25J1/04; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32861; Y10T403/32918
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
170 words
A device for retrieving small sheets, such as radiographs, from a tank, said device comprising: a handle; a pair of opposed, spaced flat plates at the end of the handle to form a yoke; an eye having a body portion and a threaded shank; a suction cup having a threaded opening within which the threaded shank is engaged; a protuberance extending from the eye toward one of the flat plates and normal to the surface of the body portion of the eye; an opening in each of the pair of flat plates of the yoke; the protuberance fitting in one of said openings to pivotally affix the suction cup to said end of the handle; the other of said openings being threaded; and screw means threaded into the other of said openings and juxtaposed with the eye such that as the screw means is tightened, the eye is urged against a flat plate of the yoke to thereby hold the suction cup in a fixed position relative to the handle.
Claim 2
Independent Claim
170 words
A device for retrieving small sheets, such as radiographs, from a tank, said device comprising: a handle; a pair of opposed, spaced flat plates at the end of the handle to form a yoke; an eye having a body portion and a threaded shank; a suction cup having a threaded opening within which the threaded shank is engaged; a protuberance extending from the eye toward one of the flat plates and normal to the surface of the body portion of the eye; an opening in each of the pair of flat plates of the yoke; the protuberance fitting in one of said openings to pivotally affix the suction cup to said end of the handle; the other of said openings being threaded; and screw means threaded into the other of said openings and juxtaposed with the eye such that as the screw means is tightened, the eye is urged against a flat plate of the yoke to thereby hold the suction cup in a fixed position relative to the handle.
Claim 3
Dependent Claim
17 words
The invention of claim 1 wherein the protuberance is affixed to the body portion of the eye.
Claim 4
Dependent Claim
51 words
The invention of claim 2 wherein: the surface of the body portion of the eye to which the protuberance is affixed is knurled; and the surface of the flat plate adjacent thereto is similarly knurled to preclude movement of the suction cup relative to the handle when the screw is tightened.
References Cited (Backward Citations)
US1918686A
Cited
US2070555A
Cited
US2212068A
Cited
US2287576A
Cited
US2384334A
Cited
US2392865A
Cited
US2983541A
Cited
US3582123A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-09-29 | 1979-03-31 | 1979-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-09-29 | 1983-03-31 | 1983-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-09-29 | 1987-03-31 | 1987-09-30 | $7700.00 | Window Closed / Lapsed |