US3847462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sliding drawer for tables and office desks
Assignee: Olivetti SpA
•
Filing: 1973-02-05
•
Granted: 1974-11-12
•
Expires: 1993-02-05
Abstract
Abstract A sliding drawer for tables and office desks adapted to be secured upon the lower surface of the desk plate, comprising two guiding section irons disposed between the drawer and the desk plate, the two guiding section irons being sliding with respect to the drawer and the desk plate. The drawer is secured upon the desk plate by means of two pairs of expansion bolts locked in blind holes of the desk plate. Each of the expansion bolts pairs is inserted into an opening of the guiding section irons so as to support and to allow the sliding motion of the drawer.
Inventors
- 👤 R Repetti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:16
CPC Classifications
A; A47; A47B; A47B88/00; A47B88/40; A47B88/49; A47B88/407; A47B2210/00; A47B2210/0002; A47B2210/0051; A47B2210/0062
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
205 words
A sliding drawer device for tables and office desk comprising a desk plate having a top surface and a bottom surface, said bottom surface housing two pairs of reciprocally parallel blind holes, a drawer assembly including a drawer having two side walls, two guiding section irons, means connecting said side walls to said two guiding sections irons below said two pairs of holes and parallel thereTo, respectively, and two pairs of expansion bolts inserted in said blind holes, each of said irons including an upper wall defining a longitudinal slit, and said pair of expansion bolts including a first flange, a screw connected to said first flange, an expandable sleeve surrounding said screw, and a head joined to said screw for compressing said sleeve against said first flange for locking said expandable sleeve in said hole, said head comprising a second flange contacting said bottom surface of said desk plate, a pin projecting from said second flange, and slidably engaging the slit below the upper wall of said section irons and an enlarged portion for slidably guiding said upper wall between said second flange and said enlarged portion of said head to enable the sliding motion of said drawer with respect to said desk plate.
Claim 2
Dependent Claim
205 words
A sliding drawer device for tables and office desk comprising a desk plate having a top surface and a bottom surface, said bottom surface housing two pairs of reciprocally parallel blind holes, a drawer assembly including a drawer having two side walls, two guiding section irons, means connecting said side walls to said two guiding sections irons below said two pairs of holes and parallel thereTo, respectively, and two pairs of expansion bolts inserted in said blind holes, each of said irons including an upper wall defining a longitudinal slit, and said pair of expansion bolts including a first flange, a screw connected to said first flange, an expandable sleeve surrounding said screw, and a head joined to said screw for compressing said sleeve against said first flange for locking said expandable sleeve in said hole, said head comprising a second flange contacting said bottom surface of said desk plate, a pin projecting from said second flange, and slidably engaging the slit below the upper wall of said section irons and an enlarged portion for slidably guiding said upper wall between said second flange and said enlarged portion of said head to enable the sliding motion of said drawer with respect to said desk plate.
Claim 3
Dependent Claim
67 words
A sliding drawer device according to claim 1, wherein said connecting means includes a pin and slot connection comprising two pairs of guiding pins secured to said second irons and two other walls of said drawer connected to said two side walls, each of said other walls having a guiding slit thereon engaging said guiding pins for slidably guiding said section irons with respect to said drawer.
Claim 4
Dependent Claim
53 words
A sliding drawer device according to claim 2 wherein said section irons have a substantially rectangular cross section and each of said side walls includes two vertical walls, each of said other walls comprising a horizontal wall connecting said two vertical walls to define a housing on which said section irons are located.
Claim 5
Dependent Claim
193 words
A sliding drawer assembly for tables and office desk of the type including a plate having a top surface and a bottom surface, said bottom surface including two pairs of blind holes aligned in two parallel rows, two pairs of expansion bolts locked in said blind holes, a sliding drawer comprising a bottom wall and two side walls perpendicular to said bottom wall, each of said side walls including two vertical walls and a horizontal wall interconnecting said two vertical walls to define an upper enclosure and a lower enclosure, said horizontal wall including two horizontal slits, two guiding section irons, two guiding pins fixed to said section irons and each engaged in one of the two horizontal slits for guiding each one of said section irons on said upper enclosure through a first stroke substantially equal to the length of said horizontal slits, said section irons being provided with two corresponding longitudinal slits each slidably engaged by one pair of said expansion bolts for slidable movement with respect to said desk plate through a second stroke, said first and said second strokes enabling said drawer to be completely extracted from said plate.
Claim 6
Dependent Claim
193 words
A sliding drawer assembly for tables and office desk of the type including a plate having a top surface and a bottom surface, said bottom surface including two pairs of blind holes aligned in two parallel rows, two pairs of expansion bolts locked in said blind holes, a sliding drawer comprising a bottom wall and two side walls perpendicular to said bottom wall, each of said side walls including two vertical walls and a horizontal wall interconnecting said two vertical walls to define an upper enclosure and a lower enclosure, said horizontal wall including two horizontal slits, two guiding section irons, two guiding pins fixed to said section irons and each engaged in one of the two horizontal slits for guiding each one of said section irons on said upper enclosure through a first stroke substantially equal to the length of said horizontal slits, said section irons being provided with two corresponding longitudinal slits each slidably engaged by one pair of said expansion bolts for slidable movement with respect to said desk plate through a second stroke, said first and said second strokes enabling said drawer to be completely extracted from said plate.
References Cited (Backward Citations)
US713334A
Cited
US2075714A
Cited
US2155827A
Cited
US2353248A
Cited
US2517725A
Cited
GB740663A
Cited
US3014563A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-11-11 | 1978-05-13 | 1978-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-11 | 1982-05-13 | 1982-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-11 | 1986-05-13 | 1986-11-12 | $7700.00 | Window Closed / Lapsed |