Patent US3838841A successfully refreshed from Google Patents.
US3838841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding shelf and shelf bracket
Assignee: Individual
•
Filing: 1973-03-27
•
Granted: 1974-10-01
•
Expires: 1993-03-27
Abstract
Abstract A folding shelf and shelf bracket which includes a pair of elements pivotally mounted to swing from a position in which they are parallel to a position in which they are perpendicular to each other. One of the elements is provided with swinging slotted latch members which can be swung into a position with the slot engaging over a portion of the other member to latch the elements in their 90* related positions. A modified form of the invention includes a sliding latch bar for additionally locking the members in their 90* related position.
Inventors
- 👤 P Cadman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:39
CPC Classifications
B; B60; B60N; B60N3/00; B60N3/10; B60N3/102; A; A47; A47G; A47G29/00; A47G29/08; B60N3/001; B60N3/002
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
106 words
A folding shelf bracket comprising a plate, a generally Ushaped flange integrally formed on one end of said plate, a pair of latch plates pivotally mounted bEtween said plate and said flange on each end of said flange, a support plate, a flange integrally formed on the upper end of said support plate and extending angularly thereto, said support plate flange having a T-shaped slot formed therein pivotally receiving the U-shaped flange on said shelf plate, said shelf plate swinging from a position parallel to said support plate to a generally horizontal position, said latch plate swinging to latch said shelf plate to said support plate.
Claim 2
Dependent Claim
106 words
A folding shelf bracket comprising a plate, a generally Ushaped flange integrally formed on one end of said plate, a pair of latch plates pivotally mounted bEtween said plate and said flange on each end of said flange, a support plate, a flange integrally formed on the upper end of said support plate and extending angularly thereto, said support plate flange having a T-shaped slot formed therein pivotally receiving the U-shaped flange on said shelf plate, said shelf plate swinging from a position parallel to said support plate to a generally horizontal position, said latch plate swinging to latch said shelf plate to said support plate.
Claim 3
Dependent Claim
31 words
A device as claimed in claim 1 wherein said latch plates each have a generally rectangular slot formed therein for engaging over opposite ends of the flange on said support plate.
Claim 4
Dependent Claim
33 words
A device as claimed in claim 2 wherein said U-shaped flange has an outwardly extending tongue on each end thereof and said latch plate is mounted in said tongue and said shelf plate.
Claim 5
Dependent Claim
35 words
A device as claimed in claim 3 including a latch bar slidably mounted on said shelf plate and engageable under said flange on said support plate for releasibly latching said shelf plate in horizontal position.
Claim 6
Dependent Claim
27 words
A device as claimed in claim 4 wherein said sliding latch bar moves through a slot centrally positioned in said generally U-shaped flange on said shelf plate.
Claim 7
Dependent Claim
20 words
A device as claimed in claim 5 wherein said shelf plate includes a circular opening to support a papercup therein.
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) | 1977-09-30 | 1978-04-01 | 1978-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-30 | 1982-04-01 | 1982-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-30 | 1986-04-01 | 1986-10-01 | $7700.00 | Window Closed / Lapsed |