Patent US5622119A successfully refreshed from Google Patents.
US5622119A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foldable computer table
Assignee: Individual
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Filing: 1995-08-23
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Granted: 1997-04-22
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Expires: 2015-08-23
Abstract
Abstract A foldable computer table which can be folded to a minimium volume for easy storage and transport. The foldable computer table mainly includes a top board, a back board, two side wall panels, and two legs. The top board and the legs are pivotally connected to the side wall panels at. Three different holding devices are separately provided on the side wall panels and the back board, to hold the folded top board and the folded and extended legs in place.
Inventors
- 👤 Chih-Hsin Hsieh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:12
CPC Classifications
A; A47; A47B; A47B21/00; A47B3/00
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
237 words
A foldable computer table comprising: a) an L-shaped back board having a front face, a rear face, a lower front edge, an upper front edge and a pair of lateral sides; b) a pair of side wall panels secured to the lateral sides of the back board, the side wall panels and the rear face of the back board collectively defining a back space, and each side wall panel including a top portion and a bottom portion; c) a reverse L-shaped top board pivotally secured to the top portions of the side wall panels for pivotal movement between an extended position, wherein the top board extends horizontally from the upper front edge of the back board, and a folded position, wherein the top board is disposed in the back space adjacent the rear face of the back board; d) a first holding means for maintaining the top board in its folded position; e) a pair of legs pivotally connected to the bottom portions of the side wall panels for pivotal movement between an extended position, wherein the legs extend forwardly of the front face of the back board, and a folded position, wherein the legs are disposed within the back space; f) a second holding means for maintaining the legs in the folded position; and g) a third holding means at the lower front edge of the back board for maintaining the legs in the extended position.
Claim 2
Dependent Claim
237 words
A foldable computer table comprising: a) an L-shaped back board having a front face, a rear face, a lower front edge, an upper front edge and a pair of lateral sides; b) a pair of side wall panels secured to the lateral sides of the back board, the side wall panels and the rear face of the back board collectively defining a back space, and each side wall panel including a top portion and a bottom portion; c) a reverse L-shaped top board pivotally secured to the top portions of the side wall panels for pivotal movement between an extended position, wherein the top board extends horizontally from the upper front edge of the back board, and a folded position, wherein the top board is disposed in the back space adjacent the rear face of the back board; d) a first holding means for maintaining the top board in its folded position; e) a pair of legs pivotally connected to the bottom portions of the side wall panels for pivotal movement between an extended position, wherein the legs extend forwardly of the front face of the back board, and a folded position, wherein the legs are disposed within the back space; f) a second holding means for maintaining the legs in the folded position; and g) a third holding means at the lower front edge of the back board for maintaining the legs in the extended position.
Claim 3
Dependent Claim
42 words
The foldable computer table of claim 1 wherein the first holding means includes: a) a fixed shaft mounted on an inner face of each side wall panel; and b) an L-shaped and curved resilient holding member extending forwardly from each fixed shaft.
Claim 4
Dependent Claim
59 words
The foldable computer table of claim 1 wherein the second holding means includes: a) a resilient step-shaped holding member mounted to an inner face of each side wall panel; b) the holding member includes a depressible rear portion; and c) a triangular projection having a backward and downward inclined surface formed on an outer surface of the rear portion.
Claim 5
Dependent Claim
70 words
The foldable computer table of claim 1 wherein the third holding means includes: a) a repressible forward projection mounted at the lower front edge of the back board, the projection including a lower hook portion extending downwardly therefrom; b) a transom connecting the legs together and a hole formed in the transom; and c) the hole being engageable by the hook projection for maintaining the legs in the extended position.
References Cited (Backward Citations)
US845917A
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US2473022A
Cited
US3436092A
Cited
US3525492A
Cited
US4310207A
Cited
US5022539A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2000-04-21 | 2000-10-21 | 2001-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2004-04-21 | 2004-10-21 | 2005-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2008-04-21 | 2008-10-21 | 2009-04-22 | $7700.00 | Window Closed / Lapsed |