US4162114A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drawers and drawer components
Assignee: LB Plastics Ltd
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Filing: 1977-07-15
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Granted: 1979-07-24
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Expires: 1997-07-15
Abstract
Abstract A drawer side panel having a channel extending lengthwise of the face thereof which is outermost in use, the channel being parallel to one longitudinal edge of the panel and having a longitudinally extending lip projecting across the entrance to the channel from at least one longitudinal edge thereof. The panel is used with novel forms of drawer runner and may be adapted to be interchangeably mounted on runners of different construction. Various other novel components are also disclosed.
Inventors
- 👤 Leon G. Litchfield
- 👤 Terence Hardy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:41
CPC Classifications
A; A47; A47B; A47B88/00; A47B88/40; A47B88/483; A47B88/487; A47B88/90; A47B88/941; A47B2088/902; A47B2210/00; A47B2210/0002; A47B2210/0029; A47B2210/0043; A47B2210/0051; A47B2210/0059; A47B2210/02
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
168 words
A drawer assembly comprising a drawer having tracks formed in the sides thereof adapted to receive any one of a plurality of interchangeable drawer runners of different form and a plurality of alternatively useable guide and bearing members adapted to slidingly support and guide the rear end of the drawer on the respective forms of runner, wherein one form of runner is of angle section having a mounting flange by means of which the runner may be mounted at a suitable location in a drawer supporting structure and a drawer-engaging flange projecting at right angles to the mounting flange and adapted to extend into the track in the associated drawer side, a front guide and bearing member being detachably mounted at the forward end of the runner for sliding movement longitudinally of said track and said rear guide and bearing member being disposed in vertical alignment with the associated rear corner of the drawer and having a slot dimensioned to slidingly receive said drawer-engaging flange of the runner.
Claim 2
Dependent Claim
168 words
A drawer assembly comprising a drawer having tracks formed in the sides thereof adapted to receive any one of a plurality of interchangeable drawer runners of different form and a plurality of alternatively useable guide and bearing members adapted to slidingly support and guide the rear end of the drawer on the respective forms of runner, wherein one form of runner is of angle section having a mounting flange by means of which the runner may be mounted at a suitable location in a drawer supporting structure and a drawer-engaging flange projecting at right angles to the mounting flange and adapted to extend into the track in the associated drawer side, a front guide and bearing member being detachably mounted at the forward end of the runner for sliding movement longitudinally of said track and said rear guide and bearing member being disposed in vertical alignment with the associated rear corner of the drawer and having a slot dimensioned to slidingly receive said drawer-engaging flange of the runner.
Claim 3
Dependent Claim
101 words
A drawer assembly comprising a drawer having tracks formed in the sides thereof adapted to receive any one of a plurality of interchangeable drawer runners of different form and a plurality of alternatively useable guide and bearing members adapted to slidingly support and guide the rear end of the drawer on the respective forms of runner wherein said rear guide and bearing members comprise inserts adapted to be removably mounted at the rear end of each of said tracks and wherein said inserts are adapted to be located in position by locking means engageable with complementary locking means on the drawer.
Claim 4
Dependent Claim
101 words
A drawer assembly comprising a drawer having tracks formed in the sides thereof adapted to receive any one of a plurality of interchangeable drawer runners of different form and a plurality of alternatively useable guide and bearing members adapted to slidingly support and guide the rear end of the drawer on the respective forms of runner wherein said rear guide and bearing members comprise inserts adapted to be removably mounted at the rear end of each of said tracks and wherein said inserts are adapted to be located in position by locking means engageable with complementary locking means on the drawer.
Claim 5
Dependent Claim
32 words
A drawer assembly according to claim 2 wherein said inserts are adapted to be located in position by engagement with retaining means on a connecting member interconnecting the drawer back and side.
Claim 6
Dependent Claim
30 words
A drawer assembly according to claim 2 wherein said inserts are adapted to be located in position by locking means engageable with complementary locking means on an associated drawer panel.
Claim 7
Dependent Claim
46 words
A drawer according to claim 4 wherein each of said inserts is engaged with the associated wall panel by means of a detent on a forward portion of the insert engaging in an aperture in the rear wall of the track in the associated wall panel.
Claim 8
Dependent Claim
147 words
A drawer assembly comprising a drawer having integral tracks formed in the sides thereof, a pair of drawer runners adapted for engagement with said tracks and dimensioned so as to leave a clearance above and below same when located in the tracks, a front guide and bearing member interposed between each runner and the associated track at the forward end of the runner and a rear guide and bearing member incorporated in each rear corner of the drawer to guide and support the rear end of the drawer on the respective runner, wherein said front guide and bearing member comprises a body member adapted for sliding engagement in the track formed in the associated drawer side, bearing means mounted on said body member so as to project from the upper surface thereof and locking means incorporated in said body member for locking engagement with a drawer runner.
Claim 9
Dependent Claim
147 words
A drawer assembly comprising a drawer having integral tracks formed in the sides thereof, a pair of drawer runners adapted for engagement with said tracks and dimensioned so as to leave a clearance above and below same when located in the tracks, a front guide and bearing member interposed between each runner and the associated track at the forward end of the runner and a rear guide and bearing member incorporated in each rear corner of the drawer to guide and support the rear end of the drawer on the respective runner, wherein said front guide and bearing member comprises a body member adapted for sliding engagement in the track formed in the associated drawer side, bearing means mounted on said body member so as to project from the upper surface thereof and locking means incorporated in said body member for locking engagement with a drawer runner.
Claim 10
Dependent Claim
31 words
A drawer according to claim 6 wherein said locking means is operable to lock on to a drawer runner automatically on engagement between the runner and the guide and bearing member.
Claim 11
Dependent Claim
70 words
A drawer having a pair of tracks formed one in each of the sides thereof, a front guide and bearing member retained in each of said tracks for movement therealong, a rear guide and bearing member at the rear of each of said tracks, and locking means on said front guide and bearing member operable for automatic locking engagement with a drawer runner on insertion of same into said track.
Claim 12
Dependent Claim
70 words
A drawer having a pair of tracks formed one in each of the sides thereof, a front guide and bearing member retained in each of said tracks for movement therealong, a rear guide and bearing member at the rear of each of said tracks, and locking means on said front guide and bearing member operable for automatic locking engagement with a drawer runner on insertion of same into said track.
Claim 13
Dependent Claim
38 words
A drawer according to claim 8 wherein each of said front guide and bearing members is retained in the associated track by longitudinally extending lips projecting across the entrance to the track from the opposite longitudinal edges thereof.
Claim 14
Dependent Claim
19 words
A drawer according to claim 9 wherein said lips project across the entrance to said track by different extents.
Claim 15
Dependent Claim
41 words
A drawer according to claim 8 wherein a slot is formed in the face of the drawer side opposite to that in which said track is formed, the slot being adapted in use to receive an edge of a drawer bottom.
Claim 16
Dependent Claim
70 words
A drawer according to claim 8 in which the sides and back are constructed from panels of hollow extruded plastics construction having open ends and provided with apertures adjacent their opposite ends, connecting members being provided which have projecting spigot portions for engagement in the hollow ends of the panels, the spigot portions carrying detents for engagement with said apertures in the panels to attach the panels to one another.
Claim 17
Dependent Claim
54 words
A drawer according to claim 12 wherein each of said rear guide and bearing members is incorporated in one of said connecting members and comprises an opening in said connecting member which slidably receives the respective runner whereby to guide and support the rear end of the drawer during opening and closing movements thereof.
Claim 18
Dependent Claim
34 words
A drawer according to claim 8 wherein said front guide and bearing member comprises a body member adapted for sliding engagement in the associated track and bearing means projecting upwardly from said body member.
Claim 19
Dependent Claim
20 words
A drawer according to claim 14 wherein said bearing means comprises a pair of rollers mounted on spaced parallel axes.
Claim 20
Dependent Claim
15 words
A drawer according to claim 14 wherein said bearing means comprises a fixed bearing surface.
Claim 21
Dependent Claim
52 words
A drawer according to claim 14 wherein projecting pips are provided on at least one surface of said body member to reduce frictional resistance arising from contact of said surface of the body member with an adjacent surface of said track when the guide and bearing member is mounted in the track.
Claim 22
Dependent Claim
24 words
A drawer according to claim 8 wherein said rear guide and bearing members comprise removable inserts mounted at the rear ends of said tracks.
Claim 23
Dependent Claim
74 words
A drawer according to claim 8 wherein said locking means comprises an outwardly opening slot adapted to receive a flange on said drawer runner, one wall of said slot being resilient and the opposite wall being provided with a locking projection extending into the slot for engagement with a notch formed adjacent the forward end of said flange of the drawer runner to lock the guide and bearing member in position on the runner.
Claim 24
Dependent Claim
21 words
A drawer assembly according to claim 8 wherein each of said rear guide and bearing members comprise opposed fixed bearing surfaces.
Claim 25
Dependent Claim
20 words
A drawer assembly according to claim 8 wherein each of said rear guide and bearing members comprise opposed roller members.
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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) | 1982-07-23 | 1983-01-22 | 1983-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-07-23 | 1987-01-22 | 1987-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-07-23 | 1991-01-22 | 1991-07-24 | $7700.00 | Window Closed / Lapsed |