초록 ▼

A child carrier attachment for a bicycle has a support device and a child's seat mounted on the support device, which includes an elongate support and front and rear fasteners in the form of clamps on the support. The fasteners are adjustable into gripping engagement with a saddle post and a front p

A child carrier attachment for a bicycle has a support device and a child's seat mounted on the support device, which includes an elongate support and front and rear fasteners in the form of clamps on the support. The fasteners are adjustable into gripping engagement with a saddle post and a front post of the bicycle, respectively, to fixedly secure the carrier to the bicycle. The support device is adjustable to vary the spacing of the front and rear fasteners.

대표청구항 ▼

What is claimed is: 1. A child carrier attachment for a bicycle, comprising a support device and a child's seat mounted on said support device, said supper device comprising: an elongate support comprising a rear support bar and a front support bar, the elongate support having an overall length and

What is claimed is: 1. A child carrier attachment for a bicycle, comprising a support device and a child's seat mounted on said support device, said supper device comprising: an elongate support comprising a rear support bar and a front support bar, the elongate support having an overall length and defining a longitudinally extending channel, wherein said longitudinally extending channel is generally u-shaped extending the length of the elongate support and is adapted to mate with a top tube of said bicycle when said bicycle is a male style bicycle; a rear fastener on said rear support bar, said rear fastener comprising a rear clamping device which is adjustable into gripping engagement with a saddle post of the bicycle to secure said support device to said saddle post; and a front fastener on said front support bar, said front fastener comprising a front clamping device which is adjustable into gripping engagement with a steering post of said bicycle, said front and rear support bars being adjustable relative to one another to vary the spacing of said front and rear clamping devices and adjust the overall length between an extended position and a retracted position. 2. A child carrier attachment as claimed in claim 1, wherein said rear clamping device, includes at least one spacer member having at least two walls of different thickness, one of said walls only to be selected from said two walls for contact with said saddle post. 3. A child carrier attachment as claimed in claim 2, wherein said elongate support comprises a pair of elongate support members which are mutually longitudinally adjustable. 4. A child carrier attachment as claimed in claim 2, wherein said rear clamping device is adjustable to fit posts of various diameters, and said rear clamping device further comprises a pair of rearwardly projecting arms and another spacer member, said spacer members being fitted on said arms and spaced apart by a gap to receive the saddle post therebetween and the size of said gap is different depending upon which of said two walls is selected. 5. A child carrier attachment as claimed in claim 4, wherein said spacer member has at least two walls of different thickness, one of said walls only to be selected from said two walls of said another spacer member for contact with said saddle post. 6. A child carrier attachment as claimed in claim 5, wherein said rear clamping device includes a pair of threaded retainers and a pair of threaded members extending through said arms into threaded engagement with said threaded retainers for tightening said arms together. 7. A child carrier attachment as claimed in claim 6, further comprising resilient longitudinally compressible sleeves on said threaded members between said arms. 8. A child carrier attachment as claimed in claim 5, wherein said spacer members are of a hollow rectangular cross-section. 9. A child carrier attachment as claimed in claim 1, wherein said front clamping device comprises a forwardly open yoke having arms and a curved clamp bracket having opposite ends, fasteners securing said opposite ends to the arms of said yoke and at least one curved spacer member located between said bracket and said yoke. 10. A child carrier attachment as claimed in claim 1, wherein said seat has foot rests which straddle said elongate support. 11. A child carrier attachment for a bicycle comprising: an elongate support comprising a rear support bar and a front support bar and defining an overall length, the elongate support defining a longitudinally extending channel, wherein said longitudinally extending channel is generally u-shaped extending the length of the elongate support and is adapted to mate with a top tube of said bicycle when said bicycle is a male style bicycle; the overall length being adjustable between an extended position and a retracted position by relative movement of the front and rear support bars; a rear fastener on said rear support bar, said rear fastener comprising a saddle post clamp, said saddle post clamp having means for adjusting said saddle post clamp for gripping engagement with saddle posts of various diameters; a front fastener on said front support bar, said front fastener comprising a steering post clamp and said steering post clamp including means for adjusting said steering post clamp for gripping engagement with bicycle steering posts of various diameters; and a child's seat including foot rests integral to said child's seat, said child's seat mounted on said support, said foot rests swaddling said support, said front and rear support bars being adjustable to vary the spacing of said front and rear fasteners. 12. A child carrier attachment as claimed in claim 11, wherein said seat is adjustable in position along said support and including a releasable seat fastener securing said seat in position along said support. 13. A child carrier attachment as claimed in claim 11, including a headrest attachment on said seat, said headrest attachment and said seat having mutually interengageable portions. 14. A child carrier attachment as claimed in claim 13, wherein said seat is adjustable in position along said support, said child carrier attachment including a releasable seat fastener securing said seat in position along said support, and wherein said headrest attachment is secured to said seat so as to be displaceable with said seat relative to said support device. 15. A child carrier attachment as claimed in claim 11, wherein said saddle post clamp adjusting means includes at least one spacer member having at least two walls of different thickness, one of said walls only to be selected from said two walls for contact with said saddle post. 16. A child carrier attachment as claimed in claim 15, wherein said saddle post clamp adjusting means further comprises another spacer member having at least two walls of different thickness, one of said walls only to be selected from said walls of said another spacer member for contact with said saddle post. 17. A child carrier attachment for a bicycle, comprising a support device and a child's seat mounted on said support device, said support device comprising: an elongate support comprising a rear support bar and a front support bar, the elongate support having an overall length, wherein a generally u-shaped longitudinally extending channel extends the length of the elongate support and is adapted to mate with a top tube of said bicycle is a male style bicycle; a rear fastener on said rear support bar, said rear fastener comprising a rear clamping device which is adjustable into gripping engagement with a saddle post of the bicycle to secure said support device to said saddle post; and a front fastener on said front support bar, said front fastener comprising a forwardly open yoke having arms and a caved clamp bracket having opposite ends, said front fastener also adjustable into gripping engagement with a steering post of the bicycle, said front fastener further comprising fasteners securing said opposite ends to the arms of said yoke and at least one curved spacer member located between said bracket and said yoke, said front and rear support bars being adjustable to vary the spacing of said front and rear fasteners and the overall length between an extended position and a retracted position. 18. A child carrier attachment as claimed in claim 17, wherein said support defines a longitudinally extending channel, said channel positionable above and facing a top tube of said bicycle when said bicycle is a male-style bicycle.