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Patent US4094501A successfully refreshed from Google Patents.
US4094501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Illusion apparatus
Assignee: Individual
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Filing: 1976-12-13
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Granted: 1978-06-13
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Expires: 1996-12-13
Abstract
Abstract An apparatus for achieving an optical illusion, which consists of an image of a person or object appearing in a liquid container, with the apparatus consisting of a horizontally extending chamber having an angularly disposed mirror for reflecting the image of the person or object within the chamber through a series of liquid containers, with one container being placed in the line of sight of a viewer of the apparatus.
Inventors
- 👤 Edward D. Burnett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:17
CPC Classifications
A; A63; A63J; A63J21/00; A63J5/00; A63J5/02; A63J5/028; G; G02; G02B; G02B30/00; G02B30/50; G02B30/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
233 words
A fish bowl optical illusion apparatus wherein an image is made to appear in a liquid-filled container, wherein the improvement comprises (a) a compartment having front, back and side walls and a partial top wall providing a partially open top for the compartment, (b) an opaque wall member providing an opening of a size equal to the height and width of the compartment so as to receive a portion of the compartment therethrough, (c) an opaque stand provided by a part of said partial top wall of said compartment projecting through said opening formed in said opaque wall member, (d) a reflective surface angularly positioned over said partially open top of said compartment on one side of said wall member and adapted to reflect an image of the contents within said compartment below said reflective surface in the direction of said wall member, (e) a pair of circular liquid-filled transparent receptacles supported in horizontal alignment on said stand to either side of said opaque wall member in the path of reflection of said reflective surface, and (f) a second opening in said wall member in the line of the reflected image from said reflective surface and adapted to substantially receive a portion of one of said liquid-filled receptacle positioned upon said stand on the other side of said wall member and in which appears the reflected image of the contents of said compartment.
Claim 2
Dependent Claim
233 words
A fish bowl optical illusion apparatus wherein an image is made to appear in a liquid-filled container, wherein the improvement comprises (a) a compartment having front, back and side walls and a partial top wall providing a partially open top for the compartment, (b) an opaque wall member providing an opening of a size equal to the height and width of the compartment so as to receive a portion of the compartment therethrough, (c) an opaque stand provided by a part of said partial top wall of said compartment projecting through said opening formed in said opaque wall member, (d) a reflective surface angularly positioned over said partially open top of said compartment on one side of said wall member and adapted to reflect an image of the contents within said compartment below said reflective surface in the direction of said wall member, (e) a pair of circular liquid-filled transparent receptacles supported in horizontal alignment on said stand to either side of said opaque wall member in the path of reflection of said reflective surface, and (f) a second opening in said wall member in the line of the reflected image from said reflective surface and adapted to substantially receive a portion of one of said liquid-filled receptacle positioned upon said stand on the other side of said wall member and in which appears the reflected image of the contents of said compartment.
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) | 1981-06-12 | 1981-12-12 | 1982-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-06-12 | 1985-12-12 | 1986-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-06-12 | 1989-12-12 | 1990-06-13 | $7700.00 | Window Closed / Lapsed |