US4037895A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Document storage system
Assignee: Wright Line Inc
•
Filing: 1976-03-23
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Granted: 1977-07-26
•
Expires: 1996-03-23
Abstract
Abstract A cabinet is provided which comprises a pull-out shelf, means for supporting books on the shelf so that they can be opened and read without removing them from the shelf, and means for automatically closing the books at the ends of the shelf when the shelf is pushed back into the cabinet.
Inventors
- 👤 Norman Hedstrom
- 👤 David Wright
- 👤 Jerome O'Toole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:35
CPC Classifications
A; A47; A47B; A47B63/00; B; B42; B42D; B42D17/00; B42D9/00
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
147 words
A filing cabinet containing at least one pull-out storage unit having opposite sides, means on said storage unit for supporting a plurality of books each including a binding portion, said books being supported in a reading position on said storage unit with said binding portions substantially aligned and facing downward, means coupled to said filing cabinet for selectively moving said storage unit between a retracted location within said cabinet and an accessible location outside thereof, said accessible location permitting said books to be opened and read in situ, said books retaining said reading position in both of said locations, and book-closing means interactive with said filing cabinet for causing any portions of said books projecting beyond either one of said opposite sides to be displaced inwardly of said storage unit when said storage unit is moved from said accessible location to said retracted location in said cabinet.
Claim 2
Dependent Claim
147 words
A filing cabinet containing at least one pull-out storage unit having opposite sides, means on said storage unit for supporting a plurality of books each including a binding portion, said books being supported in a reading position on said storage unit with said binding portions substantially aligned and facing downward, means coupled to said filing cabinet for selectively moving said storage unit between a retracted location within said cabinet and an accessible location outside thereof, said accessible location permitting said books to be opened and read in situ, said books retaining said reading position in both of said locations, and book-closing means interactive with said filing cabinet for causing any portions of said books projecting beyond either one of said opposite sides to be displaced inwardly of said storage unit when said storage unit is moved from said accessible location to said retracted location in said cabinet.
Claim 3
Dependent Claim
77 words
Apparatus according to claim 1 wherein said book-closing means comprises a pair of first members movably attached to respective ones of said opposite sides, a pair of second members attached to said cabinet at opposite ends thereof, each of said second members corresponding to one of said first members and being disposed to move said corresponding first member inwardly of said storage unit when said storage unit is moved from said accessible location to said retracted location.
Claim 4
Dependent Claim
37 words
Apparatus according to claim 2 wherein each of said first members is disposed so as to provide support for the pages of an open book in said accessible location when such pages project beyond said attached side.
Claim 5
Dependent Claim
63 words
Apparatus according to claim 2 wherein each of said first members is movable between a first position and a second position, each of said first members including a plate pivotably movable with respect to said attached side and projecting outward from said side in said first position, said first member being disposed within the boundaries of said storage unit in said second position.
Claim 6
Dependent Claim
16 words
Apparatus according to claim 4 wherein said first and second members have a cam follower-cam relationship.
Claim 7
Dependent Claim
71 words
Apparatus according to claim 4 wherein each of said second members includes at least a roller, each of said first members further including a guide rail fastened to a surface of said pivotably movable plate facing away from said storage unit, said roller being disposed so as to engage said guide rail of the corresponding first member to displace said first member as said storage unit is retracted into said cabinet.
Claim 8
Dependent Claim
73 words
Apparatus according to claim 1 wherein said means for supporting a plurality of books comprises a support plate, means for releasably attaching books to said support plate, said support plate being positioned so that said aligned binding portions face downward at an angle of inclination to the horizontal and the open pages of said books face upward at said angle, whereby said books may be opened without shifting out of said reading position.
Claim 9
Dependent Claim
61 words
Apparatus according to claim 6, wherein said guide rail extends beyond said plate to a point adjacent said roller when said corresponding first member is in said first position, said rail being positioned at an angle on said plate such that it remains in contact with said roller upon pivotal plate motion during movement of said storage unit between said locations.
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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) | 1980-07-25 | 1981-01-24 | 1981-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-07-25 | 1985-01-24 | 1985-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-07-25 | 1989-01-24 | 1989-07-26 | $7700.00 | Window Closed / Lapsed |