Box-type portable bicycle capable of being pushed and provided with four-connecting-rod foldable body
What is Al technical title?
Al technical title is built by PatSnap Al team. It summarizes the technical point description of the patent document.
A four-link, bicycle technology, applied in the field of four-link body folding box-type pushable portable bicycle, to achieve good visual effect, good folding effect and fast folding speed
Inactive Publication Date: 2013-08-28
陈顶凯
View PDF3 Cites 10 Cited by
Summary
Abstract
Description
Claims
Application Information
AI Technical Summary
This helps you quickly interpret patents by identifying the three key elements:
Problems solved by technology
Method used
Benefits of technology
Problems solved by technology
[0002] The applicant's previous application for several types of portable bicycles, although the folding is fast and the folding effect is good, but after folding, it can be rolled out and the metal pole of the body can be hidden In the carriage, there has never been a portable bicycle that looks as beautiful and tidy as a box after being folded.
Method used
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more
Image
Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
Click on the blue label to locate the original text in one second.
Reading with bidirectional positioning of images and text.
Smart Image
Examples
Experimental program
Comparison scheme
Effect test
Embodiment Construction
[0015] according to figure 1 , figure 2 , the four-link body folding box-type pushable portable bicycle includes a body 1, a front fork 2, a V-shaped folding handle 3, a seat 4, a front wheel 5, a rear wheel 6, a carriage 7 and a drive mechanism 8;
[0016] The vehicle body 1 includes a front pipe fitting 11, an upper slant beam 12, a lower slant beam 13, a rear vertical beam 14, a bottom bracket 15, a rear slant beam 16, a rear fork 17, an auxiliary axle seat 18 and a lower seat tube 19; The above-mentioned front pipe fitting 11 is a cut-off processing part of a round pipe and a trough-shaped combined aluminum extruded profile. The middle part and the lower end of the two sides of the groove shape of the front pipe fitting 11 each have a pair of mutually opposite perforations. The front pipe fitting 11 There is a threaded hole in the upper end and the middle and lower part of the two sides of the trough, and there is a threaded hole in the upper and lower parts of the left...
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more
PUM
Login to view more
Abstract
Provided is a box-type portable bicycle capable of being pushed and provided with a four-connecting-rod foldable body. The box-type portable bicycle capable of being pushed and provided with the four-connecting-rod foldable body comprises the body, a front fork, a V-shaped foldable handlebar, a saddle, a front wheel, a rear wheel, a bicycle box and a driving mechanism. The body is the four-connecting-rod foldable body which is composed of a front tube fitting, an upper cant beam, a lower cant beam and a rear vertical beam. A bottom blade of a lower saddle tube is connected with the rear end of the upper cant beam in a rotating mode, is connected with the upper end of the rear vertical beam in a rotating mode, and can be connected with the upper cant beam in a locked mode, the front fork is connected with a circular tube hole of the front tube fitting in a rotating mode, the V-shaped foldable handlebar is installed in a front fork tube of the front fork, a left handlebar and a right handlebar of the V-shaped foldable handlebar can be connected with each other in a locked mode, a handle which can be used for lifting is arranged at the front end of the bicycle box, and a swivel hook and a fastener are connected with the rear portion of the bicycle box. After the body is folded, the swivel hook of the bicycle box hooks the fastener of the bicycle box, and the folded body can be limited in a box body. The driving mechanism comprises a center shaft, a secondary shaft, cranks, pedals, a preceding stage chain wheel, a preceding stage small chain wheel, a subsequent stage chain wheel, a flywheel, a preceding stage chain and a subsequent stage chain.
Description
Technical field: [0001] The invention relates to a folding bicycle, in particular to a four-link body folding box-type pushable portable bicycle that can be folded very small and fast, and the metal rods of the body can be hidden in the trunk after folding. technical background: [0002] The several models of portable bicycles that the applicant applied for earlier, although the folding is fast and the folding effect is good, they can be rolled out after being folded, and the metal poles of the body can be hidden in the trunk, so that the folded appearance is as beautiful as a box The neat portable bike hasn't existed yet. Invention content: [0003] The purpose of the present invention is to provide a four-linkage that can be folded very small and completely, can be folded quickly, and can be folded to hide the metal rods of the vehicle body in the trunk, and can be pushed after being folded. The folding box type of the body can promote the portable bicycle. The pur...
Claims
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more
Application Information
Patent Timeline
Application Date:The date an application was filed.
Publication Date:The date a patent or application was officially published.
First Publication Date:The earliest publication date of a patent with the same application number.
Issue Date:Publication date of the patent grant document.
PCT Entry Date:The Entry date of PCT National Phase.
Estimated Expiry Date:The statutory expiry date of a patent right according to the Patent Law, and it is the longest term of protection that the patent right can achieve without the termination of the patent right due to other reasons(Term extension factor has been taken into account ).
Invalid Date:Actual expiry date is based on effective date or publication date of legal transaction data of invalid patent.
Login to view more 
Login to view more