Patent US4641844A successfully refreshed from Google Patents.
US4641844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Babyler folding baby stroller for multiple uses
Assignee: KUO LONG CHO
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Filing: 1986-03-03
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Granted: 1987-02-10
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Expires: 2006-03-03
Abstract
Abstract A multi-purpose foldable stroller for an infant, which has a retractable pushing bar and a folding rear rod to permit conversion into a baby holder, back-mounted infant carrier, an infant seat or car seat, or an infant bed and being of light weight, safe, portable, and being readily storable.
Inventors
- 👤 Shih-Lin Mar
- 👤 Long-Cho Kuo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:06
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/24; B60N2/26; B60N2/28; B60N2/2842; B60N2/2848; A; A47; A47D; A47D1/00; A47D1/06; A47D13/00; A47D13/02; A47D13/025; A47D13/027; B60N2/2839; B60N2/2845; B60N2/2857; B60N2/2863; B62; B62B; B62B5/00; B62B5/0023; B62B7/00; B62B7/04; B62B7/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
338 words
A folding baby stroller for multiple uses comprising: a carrying chair which includes two flanged side members, a front bottom edge formed into an arc-shaped member to adapt to back carrying, a movable base support at the bottom of said chair, a back net, a safety belt attached to the back of said chair, an upper pair of fixed connecting assemblies attached to sides of said chair, a lower pair of fixed connecting assemblies attached to forward sides of said chair, a pair of movable connecting pivot assemblies, a rear bar and a front bar, each being connected to said upper pair of fixed connecting assemblies, each member of which pair includes a pushing bar extension hole, said front bar being of U-shape, and being made of metal, and being mounted on the front of said chair, and having its surface covered with a sponge layer, a safety belt attached to said chair, a pair of rear rods interconnecting said upper pair of fixed connecting assemblies, and said pair of movable connecting pivot assemblies, a pair of bottom rods interconnecting said lower pair of fixed connecting assemblies, and said pair of movable connecting assemblies, a pair of pushing bar means interconnected with said upper pair of fixed connecting assemblies, control and connecting means integral with said upper pair of fixed connecting assemblies for locking the position of said pushing bar means, said control and connecting means having a clamp, and an adjustable control arm, and a push-bar-means-engaging eccentric cam, rear rod means interconnecting said upper pair of fixed connecting assemblies, and said pair of movable connecting pivot assemblies, and being formed of pivotably interconnected foldable sections, a sleeve means for slidably carrying said rear rod means, a spring within said sleeve means for urging said rear rod means in one direction, a pair of bottom rods connected between said lower pair of fixed connecting assemblies, and said pair of movable connecting pivot assemblies, and a rear connecting rod interconnecting members of said pair of movable connecting pivot assemblies.
Claim 2
Dependent Claim
338 words
A folding baby stroller for multiple uses comprising: a carrying chair which includes two flanged side members, a front bottom edge formed into an arc-shaped member to adapt to back carrying, a movable base support at the bottom of said chair, a back net, a safety belt attached to the back of said chair, an upper pair of fixed connecting assemblies attached to sides of said chair, a lower pair of fixed connecting assemblies attached to forward sides of said chair, a pair of movable connecting pivot assemblies, a rear bar and a front bar, each being connected to said upper pair of fixed connecting assemblies, each member of which pair includes a pushing bar extension hole, said front bar being of U-shape, and being made of metal, and being mounted on the front of said chair, and having its surface covered with a sponge layer, a safety belt attached to said chair, a pair of rear rods interconnecting said upper pair of fixed connecting assemblies, and said pair of movable connecting pivot assemblies, a pair of bottom rods interconnecting said lower pair of fixed connecting assemblies, and said pair of movable connecting assemblies, a pair of pushing bar means interconnected with said upper pair of fixed connecting assemblies, control and connecting means integral with said upper pair of fixed connecting assemblies for locking the position of said pushing bar means, said control and connecting means having a clamp, and an adjustable control arm, and a push-bar-means-engaging eccentric cam, rear rod means interconnecting said upper pair of fixed connecting assemblies, and said pair of movable connecting pivot assemblies, and being formed of pivotably interconnected foldable sections, a sleeve means for slidably carrying said rear rod means, a spring within said sleeve means for urging said rear rod means in one direction, a pair of bottom rods connected between said lower pair of fixed connecting assemblies, and said pair of movable connecting pivot assemblies, and a rear connecting rod interconnecting members of said pair of movable connecting pivot assemblies.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-02-09 | 1990-08-11 | 1991-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-02-09 | 1994-08-11 | 1995-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-02-09 | 1998-08-11 | 1999-02-10 | $7700.00 | Window Closed / Lapsed |