US3696760A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Learning table
Assignee: Individual
•
Filing: 1970-09-10
•
Granted: 1972-10-10
•
Expires: 1990-09-10
Abstract
Abstract A modular classroom table for cooperating in the promotion of a formal and an informal learning environment, comprising a plurality of inclined desk surfaces disposed along a first edge of a horizontal top panel, which desk surfaces may be independently raised or lowered to fit the individual student. Another edge of the top panel is provided with a plurality of cutouts which, when complementing cutouts of one or more of other cutouts of the tables in modular arrangements, define geometrical figures such as circles and semi-circles.
Inventors
- 👤 Jefferson B Riley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:51
CPC Classifications
A; A47; A47B; A47B41/00
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
112 words
In a modular classroom table for promoting both a formal and informal learning environment, the combination of: a horizontal top panel; a plurality of inclined desk surfaces disposed along a first edge of said top panel; said top panel having a plurality of cutouts along a second edge thereof, said cutouts complementing cutouts of at least one other of said tables to define geometrical figures; a plurality of first struts for supporting said top panel and disposed parallel to said first edge; a plurality of second struts for supporting said top panel and disposed transversely of said first struts; and means for independently adjusting the heights of each of said desk surfaces.
Claim 2
Dependent Claim
112 words
In a modular classroom table for promoting both a formal and informal learning environment, the combination of: a horizontal top panel; a plurality of inclined desk surfaces disposed along a first edge of said top panel; said top panel having a plurality of cutouts along a second edge thereof, said cutouts complementing cutouts of at least one other of said tables to define geometrical figures; a plurality of first struts for supporting said top panel and disposed parallel to said first edge; a plurality of second struts for supporting said top panel and disposed transversely of said first struts; and means for independently adjusting the heights of each of said desk surfaces.
Claim 3
Dependent Claim
14 words
A classroom table of claim 1 wherein said cutouts define segments of a circle.
Claim 4
Dependent Claim
13 words
A classroom table of claim 1 having four of said inclined desk surfaces.
Claim 5
Dependent Claim
25 words
A classroom table of claim 1 wherein said desk surfaces are inclined at an angle of from about 15* to about 25* from the horizontal.
Claim 6
Dependent Claim
32 words
A classroom table of claim 1 wherein said height adjusting means includes glide members mounted on each side of said desk surfaces, for sliding engagement with selected grooves in said second struts.
Claim 7
Dependent Claim
49 words
A classroom table of claim 1 wherein said height adjusting means includes supporting side panels for said desk surfaces, a line of vertically disposed apertures in said side panels, and apertures in said second struts for insertion of a pin to lockingly engage selected apertures in said side panels.
Claim 8
Dependent Claim
25 words
A classroom table of claim 5 including means for locking engagement of said desk surfaces with one of said first struts at any selected height.
Claim 9
Dependent Claim
25 words
A classroom table of claim 6 including means for locking engagement of said desk surfaces with one of said first struts at any selected height.
Claim 10
Dependent Claim
21 words
A classroom table of claim 7 wherein said means for locking engagement comprises the combination of a spring-loaded bolt and nut.
Claim 11
Dependent Claim
21 words
A classroom table of claim 8 wherein said means for locking engagement comprises the combination of a spring-loaded bolt and nut.
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) | 1975-10-10 | 1976-04-10 | 1976-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-10 | 1980-04-10 | 1980-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-10 | 1984-04-10 | 1984-10-10 | $7700.00 | Window Closed / Lapsed |