IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0653911
(2003-09-04)
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발명자
/ 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
19 인용 특허 :
6 |
초록
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The seat unit of a stroller includes a seat frame mounted on a stroller frame, a backrest frame unit, and a pad assembly. The backrest frame unit includes a backrest support mounted on the seat frame, a movable frame member connected pivotally to the backrest support and pivotable between folded and
The seat unit of a stroller includes a seat frame mounted on a stroller frame, a backrest frame unit, and a pad assembly. The backrest frame unit includes a backrest support mounted on the seat frame, a movable frame member connected pivotally to the backrest support and pivotable between folded and unfolded positions, and a foldable link member having opposite ends connected pivotally and respectively to the backrest support and the movable frame member. The pad assembly includes a seat pad, a back pad and a backrest pad mounted on the seat frame, the backrest support and the movable frame member, respectively.
대표청구항
▼
1. A stroller comprising:a stroller frame including a wheeled lower frame section, an upper frame section provided with a handlebar, and a middle frame section between said lower and upper frame sections; anda seat unit includinga horizontally extending seat frame mounted on said middle frame sectio
1. A stroller comprising:a stroller frame including a wheeled lower frame section, an upper frame section provided with a handlebar, and a middle frame section between said lower and upper frame sections; anda seat unit includinga horizontally extending seat frame mounted on said middle frame section of said stroller frame,a backrest frame unit includinga backrest support mounted on and extending uprightly from said seat frame,a movable frame member connected pivotally to said backrest support and pivotable from a folded position, where said movable frame member is disposed proximate to said backrest support, to an unfolded position, where said movable frame member is moved away and extends inclinedly from said backrest support and where said movable frame member is disposed above said seat frame, anda foldable link member having opposite ends connected pivotally and respectively to said backrest support and said movable frame member, said link member being folded when said movable frame member is at the folded position, and being unfolded when said movable frame member is at the unfolded position for holding said movable member at the unfolded position, and a pad assembly including a seat pad mounted on said seat frame, a back pad mounted on said backrest support, and a backrest pad mounted on said movable frame member,said seat pad, said back pad, and said backrest pad having opposite lateral sides, said pad assembly further including a foldable connecting unit interconnecting said back pad and said backrest pad at said lateral sides of said back pad and said backrest pad, said foldable connecting unit cooperating with said link member to hold said movable frame member at the unfolded position when stretched,said seat pad and said backrest pad cooperating to form a seating space adapted for seating of a baby therein when said movable frame member is disposed at the folded position,said backrest pad and said back pad cooperating to form a reclining space adapted for reclining of the baby therein when said movable frame member is disposed at the unfolded position.2. The stroller as claimed in claim 1, wherein said backrest frame unit further includes a friction unit for providing resistance to pivoting movement of said movable frame member relative to said backrest support.3. The stroller as claimed in claim 2, wherein said movable frame member is rotatable relative to said backrest support about a pivot axis, said friction unit including a first disc mounted securely on said movable frame member and coaxial with the pivot axis, and a second disc mounted securely on said backrest support and coaxial with the pivot axis, said first and second discs having confronting teethed surfaces that are in friction engagement with each other.4. The stroller as claimed in claim 1, further comprising a foldable canopy unit mounted removably on said upper frame section of said stroller frame.5. The stroller as claimed in claim 4, wherein said canopy unit includes:a coupling member mounted removably on said upper frame section of said stroller frame;first and second canopy frame members coupled rotatably to said coupling member; anda canopy fabric connected to and extending between said first and second canopy frame members, said canopy fabric being stretched when said first and second canopy frame members are moved away from each other.6. The stroller as claimed in claim 5, wherein said coupling member has opposite end faces, each of said first and second canopy frame members being coupled rotatably to a respective one of said end faces of said coupling member.7. The stroller as claimed in claim 6, wherein said canopy unit further includes a fastening device for fastening removably said coupling member on said upper frame section of said stroller frame.8. The stroller as claimed in claim 7, wherein said fastening device includes complementary male and female fasteners provided respectively on said coupling member and said upper frame section of said stroller frame.9. The stroller as claimed in claim 1, wherein said link member includes:a first link having a first link portion connected pivotally to said backrest support, and an opposite second link portion;a second link having a first link portion connected pivotally to said movable frame member, and an opposite second link portion; anda connecting plate connected pivotally to said second link portions of said first and second links, said connecting plate being formed with a stop flange that abuts against said second link portions when said link member is unfolded.10. The stroller as claimed in claim 1, wherein said foldable connecting unit includes a pair of fabric flaps connected to said lateral sides of said back pad and said backrest pad.11. The stroller as claimed in claim 1, wherein said pad assembly further includes a pair of fabric flaps interconnecting said lateral sides of said backrest pad and said seat pad. 12. The stroller as claimed in claim 1, wherein said pad assembly further includes a safety belt device adapted for retaining the baby in said reclining space.13. The stroller as claimed in claim 12, wherein said back pad has a front side, and said safety belt device includes:a generally T-shaped restraint having a first section connected to said front side of said back pad, and a second section transverse to said first section and having opposite ends, each of which is provided with a first fastener; anda pair of second fasteners connected to said backrest pad and engaging releasably and respectively said first fasteners on said ends of said second section of said restraint so as to be adapted to retain the baby in said reclining space.14. The stroller as claimed in claim 1, wherein said pad assembly further includes a safety belt device adapted for retaining the baby in said seating space.15. The stroller as claimed in claim 14, wherein said seat pad has a top side, and said safety belt device includes:a generally T-shaped restraint having a first section connected to said top side of said seat pad, and a second section transverse to said first section and having opposite ends, each of which is provided with a first fastener; and a pair of second fasteners connected to said backrest pad for engaging releasably and respectively said first fasteners on said ends of said second section of said restraint so as to be adapted to retain the baby in said seating space.
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