CN2132677Y - Bicycle with two saddle and double driving - Google Patents
Bicycle with two saddle and double driving Download PDFInfo
- Publication number
- CN2132677Y CN2132677Y CN 92217588 CN92217588U CN2132677Y CN 2132677 Y CN2132677 Y CN 2132677Y CN 92217588 CN92217588 CN 92217588 CN 92217588 U CN92217588 U CN 92217588U CN 2132677 Y CN2132677 Y CN 2132677Y
- Authority
- CN
- China
- Prior art keywords
- bicycle
- transmission device
- vehicle body
- double driving
- saddle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Motorcycle And Bicycle Frame (AREA)
Abstract
The utility model discloses a bicycle with two saddles and double driving. On the basis of the conventional bicycle, and the body of the bicycle is lengthened and is additionally provided with a saddle and one set of treadle chain wheel driving device; a front saddle, a rear saddle, a front treadle chain wheel driving device and a rear treadle chain wheel driving device are introduced to the bicycle, the rear wheel is simultaneously driven by the front treadle chain wheel driving device and the rear treadle chain wheel driving device when a front foot board and a rear foot board are trod, and the bicycle rolls forward. The utility model provides the novel bicycle for the people.
Description
The utility model relates to a kind of bicycle, particularly a kind of two double driving bicycles.
Standard bicycle all is the monolateral driving of single seat, and its motion all is to step on tread plate by a people, and the drive chain drives trailing wheel and advances, a this just people one rides, if two people one ride, then another people can only get seat on the lift after-frame, become load, and can not provide power to car.While can not rear bicycle band adult in town owing to the restriction that is subjected to traffic regulation.
The purpose of this utility model is exactly that a kind of two of using for two people simultaneously will be provided is again the bilateral driving of trailing wheel, and is simultaneously simple in structure strong with ordinary bicycle parts interchangeability, processing ease, two double driving bicycles easy to maintenance.
The utility model is finished like this, on the basis of ordinary bicycle, the lengthening vehicle body, in the middle of the vehicle body cross bar, increase a vehicle seat and the foot-operated sprocket transmission device of a cover, make it have the foot-operated sprocket transmission devices of two vehicle seats in front and back and front and back, left and right car silk on the back wheels of vehicle axle sleeve, and put left and right flywheel respectively, preceding foot-operated sprocket wheel is interlocked with the left flywheel that chain and hind axle put, the rear treadle sprocket wheel, the right flywheel that puts with chain and hind axle interlocks.Two people can be sitting in respectively on the forward and backward seat simultaneously during use, and stretcher before and after stepping on respectively, and then the foot-operated sprocket transmission device in front and back drives trailing wheel simultaneously, and bicycle advances.This bicycle both can have been ridden simultaneously and sat two people, and laborsaving, simple to operate, and good, easy to maintenance with the ordinary bicycle interchangeablity, and its appearance provides a kind of later-model bicycle for people.
Below in conjunction with accompanying drawing most preferred embodiment is described.
Accompanying drawing 1 is a structural representation of the present utility model
Accompanying drawing 2 is the utility model plan structure scheme drawings
Accompanying drawing 3 is hind axle nested structure scheme drawings
With reference to accompanying drawing 1,2,3, on the basis of ordinary bicycle, the cross bar of vehicle body [ 10 ] is extended, and foot-operated sprocket transmission device [ 4 ] (comprises axis before the middle part of vehicle body adds a front stall [ 1 ] and a cover, sprocket wheel, step etc.), and adorn a handrail [ 2 ] in the seat cushion lower side of front stall [ 1 ], a back seat [ 3 ] and a cover rear treadle sprocket transmission device [ 6 ] are still installed in the rear portion of vehicle body, axle sleeve [ 11 ] lengthening with original back wheels of vehicle, and in axle sleeve two ends outsides left-hand thread [ 12 ] and right-hand thread [ 13 ] on the car respectively, and put left and right sides flywheel [ 9 ], [ 8 ], with front and back chains [ 5 ], [ 7 ] with the foot-operated sprocket transmission device [ 4 ] in front and back, [ 6 ] left side on the sprocket wheel and the axle sleeve of back wheels of vehicle, right flywheel [ 9 ], [ 8 ] interlock.
Claims (3)
1, a kind of two double driving bicycles, before mainly comprising, rear wheel, vehicle body, handle, foot-operated sprocket transmission device, vehicle body cross bar [10] lengthening that it is characterized in that bicycle, and before adding a car front stall [11] and a cover, the middle part of vehicle body rides sprocket transmission device [4], a back seat [3] and a cover rear treadle sprocket transmission device [6] are installed in the rear portion of vehicle body, two flywheels [9] about installing on the axle sleeve of back wheels of vehicle, [8], with chain [5], [7] before the general, rear treadle sprocket transmission device [4], [6] left and right sides flywheel [9] on the sprocket wheel and the axle sleeve of car, [8] interlock.
2, two double driving bicycles according to claim 1 is characterized in that the axle sleeve lengthening of back wheels of vehicle and distinguish left and right screw thread on the car in two ends outside, and put left and right sides flywheel [ 9 ], [ 8 ].
3, two double driving bicycles according to claim 1 is characterized in that the seat cushion lower side of front stall [ 1 ] is arranged a handrail [ 2 ].
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 92217588 CN2132677Y (en) | 1992-08-13 | 1992-08-13 | Bicycle with two saddle and double driving |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 92217588 CN2132677Y (en) | 1992-08-13 | 1992-08-13 | Bicycle with two saddle and double driving |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2132677Y true CN2132677Y (en) | 1993-05-12 |
Family
ID=33765365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 92217588 Expired - Fee Related CN2132677Y (en) | 1992-08-13 | 1992-08-13 | Bicycle with two saddle and double driving |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2132677Y (en) |
-
1992
- 1992-08-13 CN CN 92217588 patent/CN2132677Y/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |