Child's swaying bike
원문보기
IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0829942
(2004-04-23)
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발명자
/ 주소 |
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출원인 / 주소 |
- Cargee Enterprises Co., Ltd.
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
7 인용 특허 :
4 |
초록
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A child's swaying bike includes a seat, two rear rollers, a center rod, two front rollers, and a handlebar. The bike can move forward by swaying of the center rod to the right and the left. The handlebar can be pivotally connected quickly with the center rod by inserting a pivot to simplify the stru
A child's swaying bike includes a seat, two rear rollers, a center rod, two front rollers, and a handlebar. The bike can move forward by swaying of the center rod to the right and the left. The handlebar can be pivotally connected quickly with the center rod by inserting a pivot to simplify the structure of the child's swaying bike. The handlebar has an intermediate horizontal potion and two L-shaped side portions extending from the two ends of the intermediate horizontal portion. The two L-shaped side portions are symmetrically positioned to let a child ride and sway safely and stably on the seat, designed to conform to ergonomics.
대표청구항
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What is claimed is: 1. A child's swaying bike comprising a seat, two rear rollers provided at a rear side of the bottom of said seat, a center rod rotatably connected to a front end of said seat, two front rollers pivotally connected with a rear end of said center rod, a handlebar combined with a f
What is claimed is: 1. A child's swaying bike comprising a seat, two rear rollers provided at a rear side of the bottom of said seat, a center rod rotatably connected to a front end of said seat, two front rollers pivotally connected with a rear end of said center rod, a handlebar combined with a front end of said center rod; said seat moving forward by repeated swaying of said center rod to the right and the left; and, characterized by said center rod having a position plate formed in its front end, said position plate having a curved-down semi-circular fitting portion, a ⊂-shaped engage member formed to extend rearward from said fitting portion, a lateral engage groove formed in a front portion of said engage member, two sides of said engage groove sealed properly; said handlebar made of a round rod and bent to have an intermediate horizontal portion and two L-shaped portion extending from two ends of said intermediate horizontal portion, each said L-shaped portion having a horizontal portion and an upright portion extending from a rear end of said horizontal portion, each said upright portion having a grip formed in an upper end, a position plate fixed on a center section of said intermediate horizontal portion of the handlebar, an insert member extending rearward from said position plate and inserting in said lateral engage groove of said position plate of said center rod so that said handlebar is combined stably with said center rod, two treading tubes fixed respectively around two sides of said position plate of said handlebar: wherein said handlebar and said center rod are combined together in a limited position by said position plates of said center rod and said handlebar so that the center of gravity of said handlebar may be located at a rear section, said handlebar quickly positioned in place and permitting assembly of said child's swaying bike to be carried out easily without any support, the curvature of said handlebar conforming to an ergonomical design to let a child ride safely and stably on said child's swaying bike and sway it to move forward. 2. The child's swaying bike as claimed in claim 1, wherein said center rod has a curved-down front end bored with two holes, and said position plate of said center rod welded on an inner wall of said curved-down front end, said fitting member of said position plate having two holes corresponding to said two holes of said curved-down front end, said engage groove of said position plate sealed by two sidewalls of said curved-down front end. 3. The child's swaying bike as claimed in claim 2, wherein said intermediate horizontal portion of said handlebar has two holes bored in the center section corresponding to said two holes of said curved-down front end of said center rod, said position plate of said handlebar welded on the bottom wall of said center section with said two holes, said position plate having a curved semi-circular portion welded with said intermediate horizontal portion, said curved semi-circular portion having two holes corresponding to said two holes of said center section, a threaded tube welded respectively in said two holes of said semi-circular portion and extending in said two holes of said curved-down front end and said two holes of said position plate so as to combine firmly said handlebar with said center rod with bolts screwing with said threaded tubes.
이 특허에 인용된 특허 (4)
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Gu, Hong-Jiun, Anti-reverse system for twist vehicle.
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Harrod Lawrence R. (Fort Wayne IN), Riding vehicle.
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Gu, Hong-Jiun, Twist vehicle with rear operation system.
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Hwang Chuang-Li (No. 7 ; Lane 222 See. 1 ; Hsi-Tun Rd. Taichung TWX), Twisting car.
이 특허를 인용한 특허 (7)
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Herlitz, Todd, Frame for ride on vehicle.
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Herlitz, Todd, Ride on vehicle.
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Herlitz, Todd; Poskie, Andrew, Ride on vehicle.
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Grout, Ian, Ride-on vehicle.
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Grout, Ian, Ride-on vehicle.
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Li, Ching-Ho, Swing cart for child.
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Fitzwater, Jason; Grout, Ian, User propelled ride-on vehicle.
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