US4066168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reference manual stand
Assignee: Wright Line Inc
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Filing: 1976-03-29
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Granted: 1978-01-03
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Expires: 1996-03-29
Abstract
Abstract A novel stand is provided for supporting reference manuals of the type comprising a loose leaf holder with a hook located intermediate its end. The stand features means for preventing the holders from moving side-to-side and means adapted to interlock with the hooks of the holders to secure the latter in place. As added features, a key-operated locking device may be provided to prevent removal of the holders from the stand and two wire "flyleafs" may be attached to the stand to support the pages of the attached manuals when they are opened.
Inventors
- 👤 Jerome O'Toole
- 👤 David M. Wright
- 👤 Norman A. Hedstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:36
CPC Classifications
B; B42; B42D; B42D17/00
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
143 words
A book support for supporting a plurality of books in reading position, each of said books having a spine section with a hook, said support comprising a book support plate, means on said plate for interlocking with the hooks of said books, said means comprising a rib extending laterally of and attached to said plate, a flange carried by said rib and spaced from said plate, and a fin on said flange extending toward but spaced from said plate for making a snap fit with said hooks, rib, flange and fin forming an open channel extending for substantially the width of the plate so that books supported thereby may be placed at various positions along the channel, and additional means on said plate for interacting with the spine of said books so as to restrain said books against movement in a lateral direction.
Claim 2
Dependent Claim
143 words
A book support for supporting a plurality of books in reading position, each of said books having a spine section with a hook, said support comprising a book support plate, means on said plate for interlocking with the hooks of said books, said means comprising a rib extending laterally of and attached to said plate, a flange carried by said rib and spaced from said plate, and a fin on said flange extending toward but spaced from said plate for making a snap fit with said hooks, rib, flange and fin forming an open channel extending for substantially the width of the plate so that books supported thereby may be placed at various positions along the channel, and additional means on said plate for interacting with the spine of said books so as to restrain said books against movement in a lateral direction.
Claim 3
Dependent Claim
31 words
A book support as defined by claim 1 wherein said additional means comprise at least one rib with a plurality of grooves therein for interlocking with the spines of said books.
Claim 4
Dependent Claim
30 words
A book support according to claim 1 further including means for interlocking with one end of said books so as to prevent said books from becoming detached from said plate.
Claim 5
Dependent Claim
44 words
A book support according to claim 3 wherein said means for interlocking with one end of said books comprises a locking plate pivotally attached to said support plate and key-operated lock means for locking said locking plate in position to interlock with said books.
Claim 6
Dependent Claim
29 words
A book support according to claim 1 wherein said support plate is molded of a plastic material and said rib flange are formed as integral extensions of said plate.
Claim 7
Dependent Claim
27 words
A book support according to claim 5 wherein said means for interacting with the spines of said books comprises a plurality of grooves for receiving said spines.
Claim 8
Dependent Claim
29 words
A book support according to claim 6 wherein said support plate includes a raised section extending parallel to said rib and said grooves are formed in said raised section.
Claim 9
Dependent Claim
24 words
A book support in accordance with claim 6, wherein said grooves are oriented in a direction transverse to the lateral direction of said rib.
Claim 10
Dependent Claim
27 words
A book support according to claim 1 further including means for elevating one end of said support plate so that said books are inclined for easier reading.
Claim 11
Dependent Claim
24 words
A book supportt according to claim 1 further including means attached to said support plate for supporting the spread-apart pages of an open book.
Claim 12
Dependent Claim
22 words
A book support according to claim 1 further including a plurality of books each having a hook engaged with said interlocking means.
Claim 13
Dependent Claim
31 words
A book support in accordance with claim 11, wherein said additional means comprise at least one rib with a plurality of grooves therein for interlocking with the spines of said books.
Claim 14
Dependent Claim
45 words
A book support in accordance with claim 1, wherein said plate has upper and lower ends and said flange extends from said rib toward said upper end, and further including means for elevating said upper end of said plate with respect to said lower end.
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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) | 1981-01-02 | 1981-07-04 | 1982-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-01-02 | 1985-07-04 | 1986-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-01-02 | 1989-07-04 | 1990-01-03 | $7700.00 | Window Closed / Lapsed |