Patent US4953880A successfully refreshed from Google Patents.

US4953880A Expired / Lapsed US ⏱️ 0.0 years remaining

Jogging stroller

Assignee: Kool Stop International Inc

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Filing: 1989-01-23

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Granted: 1990-09-04

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Expires: 2009-01-23

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Abstract

Abstract A stroller device for carrying infant children which is particularly adapted to convey an infant while its user engages in jogging or running activities while being formed of a plurality of releasably interconnectable segments which permit the stroller to be rapidly disassembled without the need for tools, into a compact configuration for storage. The segments can be likewise rapidly reconnected, also without the need for tools, for use in the above applications.

Inventors

👤 Carle H. Sudakoff
👤 Billie D. Matthews

Bibliographic Details

Application Number —

Jurisdiction US

Data Source google_patents

Last Synchronized 2026-11-04 10:37

CPC Classifications

B; B62; B62B; B62B7/00; B62B7/04; B62B7/06; B62B7/004; B62B7/044; B62B7/064

Claims Analysis

Total Claims: 8

Claim 1

Independent Claim 225 words

A three wheeled stroller comprising: a base frame formed of an elongate longitudinal spine member having a front end and a rear end, the rear end of said elongate longitudinal spine member being connected normally to a transverse rear axle member to form a generally T-shaped base frame configuration; a front wheel receiving fork formed on the front end of said longitudinal spine member of said base frame; an inclined upper frame assembly having left and right frame members, a front end, a rear end and a handlebar formed on the rear end thereof; a seat suspended from said upper frame assembly; a generally U-shaped vertical support member hingedly attached to said left and right frame members of said upper frame assembly and extending between said base frame and said upper frame assembly to hold said upper frame assembly in a substantially fixed position on said base frame; means for releasably attaching the lower end of said vertical support member to said spine member and means for releasably attaching the front end of said upper frame assembly to said front wheel receiving fork; a front wheel rotatably mounted within said front wheel receiving fork; a right rear wheel rotatably mounted on the right end of said transverse rear axle; and a left rear wheel rotatably mounted on the left end of said transverse rear axle.

Claim 2

Dependent Claim 225 words

Claim 3

Dependent Claim 36 words

The stroller of claim 1 wherein the front end of said upper frame assembly is attached to said T-shaped base frame near the front end of said longitudinal spine member and extends rearwardly and upwardly therefrom.

Claim 4

Dependent Claim 83 words

The stroller of claim 1 wherein: the front end of said upper frame assembly comprises the front terminal ends of said left and right frame member; said terminal ends being adjacent one another; and said base frame further comprises first and second connecting members formed thereon, said first and second connecting members being slidably insertable into the terminal ends of said left and right frame members to establish an interconnection between the front end of said upper frame assembly and said base frame.

Claim 5

Dependent Claim 45 words

The stroller of claim 1 wherein said seat is attached to said right and left inclined frame members and wherein S-shaped bends are formed in said right and left frame members, adjacent said seat, to form arm rest regions, on either side of said seat.

Claim 6

Dependent Claim 39 words

The stroller of claim 1 wherein said generally U-shaped support member comprises a U-shaped member having upper ends and a bottom point, said bottom point of said bottom point of said U-shaped member being connected to said base frame.

Claim 7

Dependent Claim 37 words

The stroller of claim 5 wherein the connection of the bottom point of said U-shaped member to said base frame comprises an additional member extending between the bottom point of said U-shaped member and said base frame.

Claim 8

Dependent Claim 95 words

The stroller of claim 6 wherein said additional member comprises a first tubular portion attached to and extending downwardly from the bottom point of said U-shaped member and a second tubular portion attached to and extending upwardly from said base frame, one of said first and second tubular portions being insertable into the other of said first and second tubular portions and a manual locking means being provided for holding said one of said first and said second tubular members in a fixed inserted position within the other of said first and second tubular members.

References Cited (Backward Citations)

US3636A Cited

US699186A Cited

US2854241A Cited

US3781031A Cited

US3912032A Cited

US4346912A Cited

US4360213A Cited

USD274714S Cited

US4618184A Cited

USD297525S Cited

US4757868A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1993-09-03	1994-03-05	1994-09-04	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1997-09-03	1998-03-05	1998-09-04	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2001-09-03	2002-03-05	2002-09-04	$7700.00	Window Closed / Lapsed

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