US4969660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foldable luggage carrier
Assignee: Individual
•
Filing: 1990-03-29
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Granted: 1990-11-13
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Expires: 2010-03-29
Abstract
Abstract A light weight, foldable, luggage carrier capable of being folded to a flat package storable beneath the seat of an airplane or a train. The carrier having larger than normal diameter wheels whose axis rotates inwardly between the frame members when the luggage support frame is raised to the closed or stored position. This conversion of the carrier from the open to the closed position can be accomplished by the use of one hand.
Inventors
- 👤 Jay Spak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:09
CPC Classifications
B; B62; B62B; B62B1/00; B62B1/10; B62B1/12; B62B2202/00; B62B2202/24; B62B2205/00; B62B2205/12; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32008; Y10T403/32057; Y10T403/32073; Y10T74/00; Y10T74/18; Y10T74/18856; Y10T74/21; Y10T74/2101; Y10T74/2107
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
372 words
A foldable luggage carrier comprising: a lower frame having a pair of spaced vertical tubular frame members and a plurality of horizontal braces interconnecting the tubular frame members; an upper frame of tubular construction and having an inverted U-shaped configuration; hinge means for pivotally connecting said lower frame to said upper frame, including clevises located at the lower ends of lower frame, and linking members interconnecting the clevises of said upper frame to respective clevises of said lower frame; tubular locking members slidable over said hinge means and adjacent portions of said upper and lower frames for selectively locking said upper and lower frames in an extended operable position; a U-shaped luggage support frame of tubular construction having a pair of spaced legs and a central portion; a rotary motion conversion bracket pivotally attached to a lower end of each said vertical tubular frame member, each said rotary motion conversion bracket having a U-shaped configuration with a pair of spaced legs and a curved central portion, a free end of each leg of said luggage support frame being rigidly connected between the spaced legs of a respective one of said rotary motion conversion brackets, and a curved cam slot formed in each said rotary motion conversion bracket; a wheel support bracket pivotally attached to a lower portion of each said vertical tubular frame member, each said wheel support bracket having a U-shaped configuration with a pair of spaced legs and a curved central portion, said central portion of said wheel support bracket encircling said vertical tubular frame member, and a wheel rotatably supported between said pair of spaced legs of each said wheel support bracket; and a rotatable hub extending axially through each said vertical tubular frame member, each said wheel support bracket being secured to a respective hub for rotation therewith, each said hub having a lower portion extending into a respective one of said rotary motion conversion brackets and a pin extending radially outwardly from said lower portion, said pin extending through said cam slot of said rotary motion conversion bracket for causing rotary motion of said hub, with said wheel support bracket attached thereto, in response to pivotal movement of said luggage support frame relative to said lower frame.
Claim 2
Dependent Claim
372 words
A foldable luggage carrier comprising: a lower frame having a pair of spaced vertical tubular frame members and a plurality of horizontal braces interconnecting the tubular frame members; an upper frame of tubular construction and having an inverted U-shaped configuration; hinge means for pivotally connecting said lower frame to said upper frame, including clevises located at the lower ends of lower frame, and linking members interconnecting the clevises of said upper frame to respective clevises of said lower frame; tubular locking members slidable over said hinge means and adjacent portions of said upper and lower frames for selectively locking said upper and lower frames in an extended operable position; a U-shaped luggage support frame of tubular construction having a pair of spaced legs and a central portion; a rotary motion conversion bracket pivotally attached to a lower end of each said vertical tubular frame member, each said rotary motion conversion bracket having a U-shaped configuration with a pair of spaced legs and a curved central portion, a free end of each leg of said luggage support frame being rigidly connected between the spaced legs of a respective one of said rotary motion conversion brackets, and a curved cam slot formed in each said rotary motion conversion bracket; a wheel support bracket pivotally attached to a lower portion of each said vertical tubular frame member, each said wheel support bracket having a U-shaped configuration with a pair of spaced legs and a curved central portion, said central portion of said wheel support bracket encircling said vertical tubular frame member, and a wheel rotatably supported between said pair of spaced legs of each said wheel support bracket; and a rotatable hub extending axially through each said vertical tubular frame member, each said wheel support bracket being secured to a respective hub for rotation therewith, each said hub having a lower portion extending into a respective one of said rotary motion conversion brackets and a pin extending radially outwardly from said lower portion, said pin extending through said cam slot of said rotary motion conversion bracket for causing rotary motion of said hub, with said wheel support bracket attached thereto, in response to pivotal movement of said luggage support frame relative to said lower frame.
References Cited (Backward Citations)
US3043603A
Cited
US3197226A
Cited
US3241852A
Cited
US3947054A
Cited
US4037858A
Cited
US4062565A
Cited
US4299403A
Cited
US4315632A
Cited
US4754985A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-11-12 | 1994-05-14 | 1994-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-11-12 | 1998-05-14 | 1998-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-11-12 | 2002-05-14 | 2002-11-13 | $7700.00 | Window Closed / Lapsed |