US3852528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Message display device
Assignee: Individual
•
Filing: 1973-10-23
•
Granted: 1974-12-03
•
Expires: 1993-10-23
Abstract
Abstract Apparatus for displaying sequentially one or more message cards individually or in combination with information from a digital read-out meter for a television camera comprising a rotating cylinder or carousel having message cards mounted about its periphery which move across the field of view of the television camera as the carousel rotates. The images of the two display devices individually or in combination may be displayed to the television camera, one above the other.
Inventors
- 👤 G Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:47
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/222
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
118 words
A message display device comprising in combination: a frame, a display assembly having a cylindrically shaped display surface rotatably mounted on said frame for presenting sequentially its display surfaces to a viewer mountable on said frame, said surface defining a plurality of areas sequentially positioned around said display surface, each for receiving and holding a plurality of replaceable display items, means mounted on said frame for rotating said display assembly about a fixed axis, said means comprising a drive shaft for engaging a peripheral surface of said display assembly for rotation thereof about its longitudinal axis, and illumination means for illuminating each item as it sequentially comes into view of the viewer upon rotation of said display assembly.
Claim 2
Dependent Claim
118 words
A message display device comprising in combination: a frame, a display assembly having a cylindrically shaped display surface rotatably mounted on said frame for presenting sequentially its display surfaces to a viewer mountable on said frame, said surface defining a plurality of areas sequentially positioned around said display surface, each for receiving and holding a plurality of replaceable display items, means mounted on said frame for rotating said display assembly about a fixed axis, said means comprising a drive shaft for engaging a peripheral surface of said display assembly for rotation thereof about its longitudinal axis, and illumination means for illuminating each item as it sequentially comes into view of the viewer upon rotation of said display assembly.
Claim 3
Dependent Claim
32 words
The message display device set forth in claim 1 wherein: said surface is provided with a plurality of racks sequentially spaced around said display surface each for receiving a different display item.
Claim 4
Dependent Claim
26 words
The message display device set forth in claim 1 wherein: said surface is provided with a plurality of like-shaped racks for receiving similarly shaped message cards.
Claim 5
Dependent Claim
23 words
The message display device set forth in claim 1 in further combination with: a television camera mounted on said frame as said viewer.
Claim 6
Dependent Claim
74 words
The message display device set forth in claim 1 in further combination with: a second display device mounted on said frame for presenting its display surfaces to a mirror assembly, a mirror assembly mounted on said frame adjacent said second display device for receiving images of said display surfaces of said second display device and transmitting them as real images to said viewer juxtapositioned to the images received from the cylindrically shaped display surface.
Claim 7
Dependent Claim
19 words
The message display device set forth in claim 5 wherein: said second display device comprises a digital read-out meter.
Claim 8
Dependent Claim
23 words
The message display device set forth in claim 5 in further combination with: a television camera mounted on said frame as said viewer.
Claim 9
Dependent Claim
37 words
The message display device set forth in claim 1 wherein: said cylindrically shaped display surface is mounted on said frame for rotation about its longitudinal axis which is parallelly arranged with the longitudinal axis of said frame.
Claim 10
Dependent Claim
33 words
The message display device set forth in claim 8 wherein: said frame is provided with an indentation in its top, and said cylindrically shaped display surface is mounted for rotation within said indentation.
Claim 11
Dependent Claim
78 words
The message display device set forth in claim 9 in further combination with: a second display device mounted on said frame for presenting its display surfaces to a mirror assembly and to said illumination means, a mirror assembly on said frame adjacent said second display device for receiving images of said display surfaces of said second display device and transmitting them as real images to said viewer juxtapositioned to the images received from the cylindrically shaped display surface.
Claim 12
Dependent Claim
30 words
The message display device set forth in claim 9 wherein: said drive shaft is mounted on said frame within said indentation for supporting and driving said cylindrically shaped display surface.
Claim 13
Dependent Claim
36 words
The message display device set forth in claim 11 in further combination with: an idle roller mounted in said indentation, said idle roller and said drive shaft supporting said cylindrically shaped display surface within said indentation.
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) | 1977-12-02 | 1978-06-03 | 1978-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-02 | 1982-06-03 | 1982-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-02 | 1986-06-03 | 1986-12-03 | $7700.00 | Window Closed / Lapsed |