Patent US3827573A successfully refreshed from Google Patents.
US3827573A
Expired / Lapsed
US
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Folding cart
Assignee: MATTHEW MOODY Ltd
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Filing: 1972-11-01
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Granted: 1974-08-06
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Expires: 1992-11-01
Abstract
Abstract A folding cart having a side frame with end frames hinged to the side frame and a pair of shelves hinged to the side frame.
Inventors
- 👤 M Guerette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:20
CPC Classifications
B; B62; B62B; B62B3/00; B62B3/002; B62B3/02; B62B3/025
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
116 words
A cart comprising at least a side frame with a pair of uprights and at least a pair of horizontal members extending between the uprights; and end frame member hingedly connected to each upright; the uprights and horizontal members being formed by a pair of oppositely facing U-shaped members made up of continuous tubing each having a bight portion forming the respective horizontal members of the frame, and legs lying adjacent and connected to respective legs of the other U-shaped member forming the uprights with the adjacent legs in planes normal to the plane of the side frame and the continuous tubing forming arcuate corners between the respective legs and bight portion of each U-shaped member.
Claim 2
Dependent Claim
116 words
A cart comprising at least a side frame with a pair of uprights and at least a pair of horizontal members extending between the uprights; and end frame member hingedly connected to each upright; the uprights and horizontal members being formed by a pair of oppositely facing U-shaped members made up of continuous tubing each having a bight portion forming the respective horizontal members of the frame, and legs lying adjacent and connected to respective legs of the other U-shaped member forming the uprights with the adjacent legs in planes normal to the plane of the side frame and the continuous tubing forming arcuate corners between the respective legs and bight portion of each U-shaped member.
Claim 3
Dependent Claim
46 words
A cart as defined in claim 1, wherein U-shaped rigid straps forming hinge brackets are fixed to the uprights and each end frame includes at least cylindrically shaped bearing sections at least in the area of the hinge brackets and are journalled in the hinge brackets.
Claim 4
Dependent Claim
35 words
A cart as defined in claim 1, wherein caster wheels are mounted below each upright of the side frame and further caster wheels are mounted at the extreme bottom edge of the end frame members.
Claim 5
Dependent Claim
15 words
A cart as defined in claim 1, wherein the continuous tubing is of cylindrical cross-section.
Claim 6
Dependent Claim
76 words
A cart as defined in claim 1, wherein at least a shelf is hingedly mounted to one of the horizontal members formed by the bight of a U-shaped member, the shelf including downwardly extending end flanges at each end thereof adapted to engage a hook-shaped seat provided on the end frame members so that the shelf is in a horizontal position when the end frame members are in a position normal to the side frame member.
Claim 7
Dependent Claim
17 words
A cart as defined in claim 5, wherein a shelf is hingedly mounted to each horizontal member.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-08-05 | 1978-02-04 | 1978-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-05 | 1982-02-04 | 1982-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-05 | 1986-02-04 | 1986-08-06 | $7700.00 | Window Closed / Lapsed |