Patent US5040690A successfully refreshed from Google Patents.
US5040690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rolling container
Assignee: Staalkat BV
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Filing: 1990-04-10
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Granted: 1991-08-20
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Expires: 2010-04-10
Abstract
Abstract A rolling container for stacks of egg trays, comprising a wheeled frame including interconnected upright sections and sidewalls, and presenting a plurality of storeys separated by shelves with a relatively low front edge, characterized in that the container has a completely open front and the shelves are fixedly mounted, the arrangement being such that adjacent stacks can be taken out all at the same time.
Inventors
- 👤 Jelle VAN DER Schoot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:00
CPC Classifications
B; B62; B62B; B62B3/00; B62B3/006; A; A47; A47B; A47B71/00; A47B87/00; A47B87/02; A47B87/0207; A47B87/0246; A47F; A47F5/00; A47F5/10; A47F5/108
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
239 words
A rolling container for rolling on a floor and having front, back and side portions, which container is suitable for carrying stacks of egg trays, comprising: (1) a generally rectangular bottom frame having front, back and side portions and a solid, bottom shelf supported by said bottom frame; (2) upright sections connected near at least corners of said frame and extending vertically from said frame; (3) wheels extending below said frame and said bottom shelf, whereby said container is supported from and rollable on a floor; and (4) a plurality of spaced-apart solid, horizontal further shelves disposed above said bottom shelf such that the distance between all shelves is the same and at least most of the further shelves are fixedly mounted on said upright sections, wherein equal stories for containing stacks of egg trays are provided between spaced-apart adjacent shelves, wherein each shelf has a relatively low front edge at the front portion of the container, which edge portion is suitable for slidably passing thereover fork means for inserting into tunnels of lowermost egg trays for unloading stacks of egg trays contained in said stories, and wherein adjacent upright sections connected near corners at the front of the container are disposed such that the front of the container is completely opened with respect to the shelves so that adjacent stacks of egg trays can be removed from a shelf at one time through the front of the container.
Claim 2
Dependent Claim
239 words
A rolling container for rolling on a floor and having front, back and side portions, which container is suitable for carrying stacks of egg trays, comprising: (1) a generally rectangular bottom frame having front, back and side portions and a solid, bottom shelf supported by said bottom frame; (2) upright sections connected near at least corners of said frame and extending vertically from said frame; (3) wheels extending below said frame and said bottom shelf, whereby said container is supported from and rollable on a floor; and (4) a plurality of spaced-apart solid, horizontal further shelves disposed above said bottom shelf such that the distance between all shelves is the same and at least most of the further shelves are fixedly mounted on said upright sections, wherein equal stories for containing stacks of egg trays are provided between spaced-apart adjacent shelves, wherein each shelf has a relatively low front edge at the front portion of the container, which edge portion is suitable for slidably passing thereover fork means for inserting into tunnels of lowermost egg trays for unloading stacks of egg trays contained in said stories, and wherein adjacent upright sections connected near corners at the front of the container are disposed such that the front of the container is completely opened with respect to the shelves so that adjacent stacks of egg trays can be removed from a shelf at one time through the front of the container.
Claim 3
Dependent Claim
23 words
A rolling container as claimed in claim 1, wherein the shelves are spaced at fixed distances from the underside of the bottom shelf.
Claim 4
Dependent Claim
19 words
A rolling container as claimed in claim 1, wherein the front edge of the shelves is rounded or beveled.
Claim 5
Dependent Claim
61 words
A rolling container as claimed in claim 1, wherein the front of the container is fully open so that all stacks disposed at the front of a shelf can be taken out simultaneously, and wherein the shelves are provided with egg tray positioning ridges on an upper surface thereof, said ridges extending from the front to the back of the container.
Claim 6
Dependent Claim
31 words
A rolling container as claimed in claim 4, wherein the ridges have a triangular or trapezoidal shape to fit at least one tunnel disposed of each of the lowermost egg trays.
Claim 7
Dependent Claim
27 words
A rolling container as claimed in claim 4, wherein the ridges are U-shaped in section each to fit two tunnels of each of the lowermost egg trays.
Claim 8
Dependent Claim
13 words
A rolling container as claimed in claim 1, wherein the container has sidewalls.
Claim 9
Dependent Claim
22 words
A rolling container as claimed in claim 7, wherein the sidewalls are made of perforated sheeting or wire mesh or like material.
Claim 10
Dependent Claim
22 words
A rolling container as claimed in claim 7, wherein each of the sidewalls is formed integrally with two associated adjacent upright sections.
Claim 11
Dependent Claim
31 words
A rolling container as claimed in claim 1, wherein the back of the container is open except for portions of the two adjacent upright sections at the back of the container.
Claim 12
Dependent Claim
22 words
A rolling container as claimed in claim 1, wherein metal or plastic shelves are shaped to be fitted around the upright sections.
Claim 13
Dependent Claim
33 words
A rolling container as claimed in claim 4, wherein the shelves are provided in addition to the egg tray positioning ridges with one or more reinforcing ridges at the bottom of each shelf.
Claim 14
Dependent Claim
29 words
A rolling container as claimed in claim 11, wherein the upright sections connected at their lower ends by a section bar further mounting two of the said container wheels.
Claim 15
Dependent Claim
20 words
A rolling container as claimed in claim 1, wherein the shelves are spaced the proper distance apart by distance pieces.
Claim 16
Dependent Claim
21 words
A rolling container as claimed in claim 1, wherein the shelves are provided with cutouts for passing the upright sections therethrough.
Claim 17
Dependent Claim
31 words
A rolling container as claimed in claim 1, wherein the shelves are formed with guiding sleeves for receiving said upright sections and distance pieces for spacing the shelves from each other.
Claim 18
Dependent Claim
57 words
A rolling container as claimed in claim 1, wherein the upright sections are removably connected to said frame and the shelves are removably connected to said upright sections, wherein the upright sections and shelves may be disassembled and whereby such a disassembly container, when empty, may be stored or transported in a relatively small volume of space.
Claim 19
Dependent Claim
28 words
A rolling container as claimed as claimed in claim 1, wherein sidewalls are connected to adjacent upright sections whereby the side portions of the container are closed thereby.
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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) | 1994-08-19 | 1995-02-18 | 1995-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-08-19 | 1999-02-18 | 1999-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-08-19 | 2003-02-18 | 2003-08-20 | $7700.00 | Window Closed / Lapsed |