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US4570956A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for converting a car seat to a stroller

Assignee: Individual
•
Filing: 1984-09-17
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Granted: 1986-02-18
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Expires: 2004-09-17
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Abstract

Abstract Apparatus for converting a conventional car seat including a wheeled structure removably attached to the car seat for converting the same to a stroller. In one embodiment, the original car seat can be provided with attaching structure permanently attached thereto for quickly and easily connecting or removing the wheeled structure. In another embodiment, structure for carrying out the same can be added to the original structure.

Inventors

  • 👤 Gloria Dyer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 16:12
CPC Classifications
B; B62; B62B; B62B7/00; B62B7/04; B62B7/12

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 252 words
A child's car seat and apparatus for converting the car seat to a stroller comprising, in combination: a car seat having a back portion, a seat portion, and framework for supporting the seat, said framework including a pair of tubular side portions having longitudinally extending, ground engaging support members and tubular rear portions extending upwardly along the back portion of the car seat; a handle removably received within each of said tubular rear portions; a rear wheel assembly including an axle, a wheel mounted on each end of the axle, and means for removably securing the axle to the framework; and a front wheel assembly including an elongated bar of rectangular cross-section having a longitudinally extending cavity formed at each end thereof for receiving one of said ground engaging support members, within each cavity, clamp means for releasably securing a ground engaging support member within each cavity, a pair of caster wheel assemblies, each wheel assembly having a block portion with a pin extending rearwardly therefrom and a vertically extending plate mounted on the top of said block portion, said plate having a hinged portion with a slot therein, a pair of apertures located on the front surface of said elongated bar for receiving said rearwardly extending pins, and a twistable key mounted on the upper surface of said elongated bar adjacent each said aperture, said twistable key being adapted to be received in the slot of said hinged portion for releasably securing each said caster wheel assembly to said elongated bar.
Claim 2
Dependent Claim 252 words
A child's car seat and apparatus for converting the car seat to a stroller comprising, in combination: a car seat having a back portion, a seat portion, and framework for supporting the seat, said framework including a pair of tubular side portions having longitudinally extending, ground engaging support members and tubular rear portions extending upwardly along the back portion of the car seat; a handle removably received within each of said tubular rear portions; a rear wheel assembly including an axle, a wheel mounted on each end of the axle, and means for removably securing the axle to the framework; and a front wheel assembly including an elongated bar of rectangular cross-section having a longitudinally extending cavity formed at each end thereof for receiving one of said ground engaging support members, within each cavity, clamp means for releasably securing a ground engaging support member within each cavity, a pair of caster wheel assemblies, each wheel assembly having a block portion with a pin extending rearwardly therefrom and a vertically extending plate mounted on the top of said block portion, said plate having a hinged portion with a slot therein, a pair of apertures located on the front surface of said elongated bar for receiving said rearwardly extending pins, and a twistable key mounted on the upper surface of said elongated bar adjacent each said aperture, said twistable key being adapted to be received in the slot of said hinged portion for releasably securing each said caster wheel assembly to said elongated bar.

References Cited (Backward Citations)

US605162A Cited
US2558144A Cited
US2720911A Cited
US3116069A Cited
US3829113A Cited
US3944241A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1989-02-17 1989-08-19 1990-02-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1993-02-17 1993-08-19 1994-02-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1997-02-17 1997-08-19 1998-02-18 $7700.00 Window Closed / Lapsed

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