Patent US4368545A successfully refreshed from Google Patents.
Patent US4305601A successfully refreshed from Google Patents.
US4305601A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shopping cart for the handicapped
Assignee: Individual
•
Filing: 1980-03-17
•
Granted: 1981-12-15
•
Expires: 2000-03-17
Abstract
Abstract A shopping cart for the handicapped. The shopping cart includes a wheeled frame which mounts a basket and wheelchair hitch assembly. The hitch assembly includes a releasable latch which can be manipulated by the handicapped person in the wheelchair for coupling and uncoupling of the wheelchair to the cart. A latch on the proximal end of the draw bar provides for attachment to the frame at positions within a vertical range as required for coupling with individual wheelchairs.
Inventors
- 👤 Kermit Berge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:08
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/10; A61G5/1094; B; B62; B62B; B62B3/00; B62B3/14; B62B5/00; B62B5/002; B62B2207/00; B62B2207/02; B62B5/0026; B62B5/0079; Y; Y10; Y10T; Y10T403/00; Y10T403/71; Y10T403/7123
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
165 words
A shopping cart for use with wheelchairs for the handicapped, including the combination of a wheeled frame having at least one upright post, a basket mounted on the post, and a hitch assembly for detachably coupling with wheelchair, the hitch assembly including a draw bar mounted at one of its ends on the post, and releasable latch means for coupling with the wheelchair, said latch means being accessible to an operator in a wheelchair for coupling and uncoupling of the draw bar, the latch means comprising a fixed socket mounted at the distal end of the draw bar and engageable with a portion of the wheelchair, the latch means further including an adjustable socket mounted for sliding movement lengthwise of the draw bar and engageable with another portion of the wheelchair, and means for locking the adjustable socket at a position on the draw bar in which both sockets engage their corresponding portions of the wheelchair and securely latch the draw bar to the wheelchair.
Claim 2
Dependent Claim
165 words
A shopping cart for use with wheelchairs for the handicapped, including the combination of a wheeled frame having at least one upright post, a basket mounted on the post, and a hitch assembly for detachably coupling with wheelchair, the hitch assembly including a draw bar mounted at one of its ends on the post, and releasable latch means for coupling with the wheelchair, said latch means being accessible to an operator in a wheelchair for coupling and uncoupling of the draw bar, the latch means comprising a fixed socket mounted at the distal end of the draw bar and engageable with a portion of the wheelchair, the latch means further including an adjustable socket mounted for sliding movement lengthwise of the draw bar and engageable with another portion of the wheelchair, and means for locking the adjustable socket at a position on the draw bar in which both sockets engage their corresponding portions of the wheelchair and securely latch the draw bar to the wheelchair.
Claim 3
Dependent Claim
55 words
A shopping cart as in claim 1 in which the fixed socket is in an open-ended U-shaped configuration for seating against a tubular portion of the wheelchair, and the adjustable socket is in an open-ended U-shaped configuration facing in a direction opposite of the fixed socket for seating against another tubular portion of the wheelchair.
Claim 4
Dependent Claim
69 words
A shopping cart as in claim 1 in which the means for locking the adjustable socket includes a sleeve carrying the adjustable socket and mounted for sliding movement along the draw bar, together with a locking bolt threadedly mounted through the sleeve for releasable engagement with the draw bar, and an operating handle attached to the distal end of the bolt and accessible to the operator in the wheelchair.
Claim 5
Dependent Claim
99 words
A shopping cart as in claim 1 in which the hitch assembly includes means for mounting the proximal end of the draw bar for attachment on the frame at selected positions within a vertical range whereby the operator can match the vertical elevation of the draw bar with an individual wheelchair being used with the shopping cart, said last-mentioned means including a vertically slotted plate mounted on the cart frame, and an attachment bolt threadably mounted in the distal end of the draw bar and extending through the slotted plate for detachably locking the draw bar to the plate.
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) | 1984-12-14 | 1985-06-15 | 1985-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-12-14 | 1989-06-15 | 1989-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-12-14 | 1993-06-15 | 1993-12-15 | $7700.00 | Window Closed / Lapsed |