CN102343963B - Integrated middle axle subassembly of outdoor bicycle - Google Patents
Integrated middle axle subassembly of outdoor bicycle Download PDFInfo
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- CN102343963B CN102343963B CN 201110203703 CN201110203703A CN102343963B CN 102343963 B CN102343963 B CN 102343963B CN 201110203703 CN201110203703 CN 201110203703 CN 201110203703 A CN201110203703 A CN 201110203703A CN 102343963 B CN102343963 B CN 102343963B
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- tooth bowl
- assembly
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- positive tooth
- positive
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Abstract
The invention discloses an integrated middle axle subassembly of an outdoor bicycle, which comprises a rotating component and a positioning component which are connected with a frame five-way pipe in an assembly matching way. The rotating component of the integrated middle axle subassembly comprises an axle core, a right crank and a left crank; the right end of the axle core is fixedly connected with the right crank to form an axle core integrated subassembly; the positioning component comprises a negative tooth bowl subassembly and a right positioning gasket subassembly which are connected with a right port of the frame five-way pipe, and a positive tooth bowl subassembly and a left positioning gasket subassembly which are connected with a left port of the frame five-way pipe; the left end of the axle core sequentially penetrates through the right positioning gasket subassembly, the negative tooth bowl subassembly, the frame five-way pipe, the positive tooth bowl subassembly and the left positioning gasket subassembly, and then is connected with the left crank into a whole in a matching way; and the rotating component, the positive tooth bowl subassembly and the negative tooth bowl subassembly can freely rotate. The integrated middle axle subassembly of the outdoor bicycle has a simple structure, is stable in assembly matching, is simple and convenient to maintain and easy to assemble and disassemble, furthermore, has low cost, and is suitable to manufacture and popularize.
Description
Technical field
The present invention relates to the drive element of the actuation techniques of bicycle, particularly a kind of outdoor bicycle, specifically a kind of Integral bottom bracket component of outdoor bicycle.
Background technology
Integral bottom bracket component is the core rotatable parts of bicycle, will determine the conversion of the driving force of whole bicycle.Integral bottom bracket component on the existing market can mainly be divided into following several by its frame mode difference: the one, and four directions rule axle pearl nest separation type, this mode is the most commonly used and cost is comparatively cheap, but performance is not good, fragile; Next is four directions rule axle bearing formula, and this mode is easy to make, is suitable in batches property production, and its rotation is smooth and easy, and shortcoming is that service life is not long, and assembly and disassembly is safeguarded inconvenient, produces easily different sound; Secondly be the spline bearing formula again, this mode rotating effect is better, and long service life, shortcoming are that cost is higher, and assembly and disassembly is safeguarded inconvenient simultaneously; Also having a kind of is one spline bearing formula, the excellent benefit of this formula result of use, and assembly and disassembly is all very convenient, but because its complex manufacturing technology, manufacturing cost is higher, thereby can't industrial mass production, so that ordinary consumer can't be used.
Summary of the invention
Technical matters to be solved by this invention is for above-mentioned prior art present situation, provides to have simple in structurely, and assembly is stable, easy maintenance, the easily Integral bottom bracket component of a kind of outdoor bicycle of assembly and disassembly.
The present invention solves the problems of the technologies described above the technical scheme that adopts: a kind of Integral bottom bracket component of outdoor bicycle, comprise the rotatable parts and the positioning element that are connected with the assembly of frame five-through pipe, its rotatable parts comprise the axle core, right crank and left crank, the right-hand member of axle core and right crank are connected to a fixed and are combined into axle core integral component, positioning element comprises reverse tooth bowl assembly and right locating shim assembly and the positive tooth bowl assembly that is connected to left port and the left locating shim assembly that is connected to frame five-through pipe right output port, the left end of axle core passes right locating shim assembly successively, the reverse tooth bowl assembly, the frame five-through pipe, being matchedly connected with left crank behind positive tooth bowl assembly and the left locating shim assembly is integral, and rotatable parts can rotate freely with positive tooth bowl assembly and reverse tooth bowl inter-module.
For optimizing technique scheme, Adopts measure also comprises:
Above-mentioned axle core right-hand member is shaped with right four directions rule and right inside tapped bore, the right four directions rule of axle core are worn mutually with the rule hole, right four directions of right crank and are joined, and the screw flight by the first bolt of rear end plate cooperates with right inside tapped bore, and tightening is connected with right crank spiral with the axle core, the bolt inner end surface of the first bolt of rear end plate cooperates the location with the interior hole end surface of the right handle of right crank, is combined into axle core integral component.
Above-mentioned axle core left end is shaped with left four directions rule and left inside tapped bore, the left four directions rule of axle core are worn mutually with the rule hole, left four directions of left crank and are joined, and the left crank of locking that matches with left inside tapped bore of the screw flight by the second bolt of rear end plate, the bolt inside face of the second bolt of rear end plate location of matching with the interior hole end surface of the left handle of left crank.
Above-mentioned reverse tooth bowl assembly comprises reverse tooth bowl, reverse tooth bowl bearing and reverse tooth bowl supporting sleeve; Reverse tooth bowl bearing interference fit is pressed and is put in the endoporus of reverse tooth bowl, and the hole end surface location of matching in the side end face, outer ring of reverse tooth bowl bearing and the anti-tooth of reverse tooth bowl, the small end external diameter of reverse tooth bowl supporting sleeve is equipped mutually with the inner ring hole interference of reverse tooth bowl bearing, and the inner side end of reverse tooth bowl supporting sleeve cooperates the location with the inner ring side end face of reverse tooth bowl bearing.
Above-mentioned positive tooth bowl assembly comprises positive tooth bowl, positive tooth bowl bearing and positive tooth bowl supporting sleeve; Positive tooth bowl bearing interference fit is pressed and is put in the endoporus of positive tooth bowl, and the outer ring side surface of the positive tooth bowl bearing location of matching with the interior hole end surface of the positive tooth of positive tooth bowl, the small end external diameter of positive tooth bowl supporting sleeve is equipped mutually with the inner ring hole interference of positive tooth bowl bearing, and the inner side end of positive tooth bowl supporting sleeve cooperates the location with the inner ring side end face of positive tooth bowl bearing.
Above-mentioned positive tooth bowl supporting sleeve and the small end head of reverse tooth bowl supporting sleeve all are shaped with the annular barb step, between the large end outer peripheral face of positive tooth bowl supporting sleeve and positive tooth bowl endoporus, be transition between the large end perimeter surface of reverse tooth bowl supporting sleeve and reverse tooth bowl endoporus and seal and match.
Above-mentioned right locating shim assembly has at least the pad of two different-thickness to form, and the right-hand member end face of right locating shim assembly matches with the inner end face of right crank, and the left end end face of right locating shim assembly matches with the large end step end face of reverse tooth bowl supporting sleeve.
Above-mentioned left locating shim assembly comprises that an elasticity PU pad and at least one metallic gasket form, matching with the internal end surface of left crank in the left end surface of left locating shim assembly, matches with the large end ledge surface of positive tooth bowl supporting sleeve in the right-hand member surface of left locating shim assembly.
Above-mentioned right locating shim assembly is comprised of four pads, and the thickness of four pads is respectively 1mm, 2mm, 3mm and 5mm; The metallic gasket that it is 3mm that left locating shim assembly is fitted with a thickness and the elasticity PU pad that thickness is 5mm.
Above-mentioned positive tooth bowl assembly is shaped with positive tooth bowl outside thread, positive tooth bowl assembly is through positive tooth bowl outside thread and frame five-through pipe left port fastening being connected of inner hole thread, and the positive tooth bowl step end face of the positive tooth bowl assembly location of matching with Five-way tube left port inner hole thread end face, the reverse tooth bowl assembly is shaped with the reverse tooth bowl outside thread, the reverse tooth bowl assembly is through reverse tooth bowl outside thread and frame five-through pipe right output port fastening being connected of inner hole thread, and the reverse tooth bowl step end face of the reverse tooth bowl assembly location of matching with Five-way tube right output port inner hole thread end face.
Compared with prior art, the right-hand member of axle core of the present invention connects and composes axle core integral component through the first bolt of rear end plate and the fastening location of right crank, axle core left end passes positioning element, the left crank of frame five-through Guan Houyu is connected, axle core, right crank and left crank form rotatable parts, rotatable parts are by the positioning element supporting and location, and the relative positioning parts can rotate freely, the present invention has the outward appearance novelty, simple in structure, assembly is stable, easy maintenance, the advantages such as easy assembly and disassembly, and be suitable for making and promoting.
Description of drawings
Fig. 1 is of the present invention group of vertical exploded perspective structural representation;
Fig. 2 is the vertical plane of the full group of parts of the present invention generalized section;
Fig. 3 is positioning element of the present invention plane generalized section;
Fig. 4 is half group of vertical plane of the present invention cross-sectional view;
Fig. 5 is the three-dimensional assembling structure scheme drawing of positioning element of the present invention and axle core;
Fig. 6 is the stereo decomposing structural representation of the embodiment of the invention;
Fig. 7 is the perspective view of the embodiment of the invention.
The specific embodiment
Below in conjunction with accompanying drawing embodiments of the invention are described in further detail.
Fig. 1 is to Figure 7 shows that structural representation of the present invention.
Reference numeral wherein is: rotatable parts 1, axle core 11, right four directions rule 111, right inside tapped bore 112, left four directions rule 113, left inside tapped bore 114, right crank 12, hole end surface 12a in the right handle, inner end face 12b, rule hole 121, right four directions, left crank 13, hole end surface 13a in the left handle, internal end surface 13b, rule hole 131, left four directions, the first bolt of rear end plate 14, bolt inner end surface 14a, screw flight 141, the second bolt of rear end plate 15, bolt inside face 15a, screw flight 151, positioning element 2, hook step 2a, reverse tooth bowl assembly 21, reverse tooth bowl 211, hole end surface 211a in the anti-tooth, reverse tooth bowl outside thread 211b, reverse tooth bowl step end face 211c, reverse tooth bowl bearing 212, side end face, outer ring 212a, inner ring side end face 212b, reverse tooth bowl supporting sleeve 213, large end perimeter surface 213c, inner side end 213b, large end step end face 213d, right locating shim assembly 22, right-hand member end face 22a, left end end face 22b, positive tooth bowl assembly 23, positive tooth bowl 231, hole end surface 231a in the positive tooth, positive tooth bowl outside thread 231b, positive tooth bowl step end face 231c, positive tooth bowl bearing 232, outer ring side surface 232a, inner ring side end face 232b, positive tooth bowl supporting sleeve 233, large end outer peripheral face 233c, inner surface 233b, large end ledge surface 233d, left locating shim group 24, left end surface 24a, right-hand member surface 24b, elasticity PU pad 241, metallic gasket 242, frame five-through pipe 3, left port inner hole thread 31, left port inner hole thread end face 32, right output port inner hole thread 33, right output port inner hole thread end face 34.
Extremely shown in Figure 7 such as Fig. 1, the Integral bottom bracket component of a kind of outdoor bicycle of the present invention, comprise the rotatable parts 1 and the positioning element 2 that are connected with 3 assembly of frame five-through pipe, its rotatable parts 1 comprise axle core 11, right crank 12 and left crank 13, the right-hand member of axle core 11 and right crank 12 are connected to a fixed and are combined into axle core integral component, positioning element 2 comprises reverse tooth bowl assembly 21 and right locating shim assembly 22 and the positive tooth bowl assembly 23 that is connected to left port and the left locating shim assembly 24 that is connected to frame five-through pipe 3 right output port, the left end of axle core 11 passes right locating shim assembly 22 successively, reverse tooth bowl assembly 21, frame five-through pipe 3, positive tooth bowl assembly 23 and left locating shim assembly 24 rear being matchedly connected with left crank 13 are integral, and rotatable parts 1 and positive tooth bowl assembly 23 and 21 of reverse tooth bowl assemblies can rotate freely.Positioning element 2 of the present invention is captiveed joint with frame five-through pipe 3, axle core 11 is with after right crank 12 is located by connecting into axle core integral component, axle core 11 left ends pass positioning element 2 and are connected with left crank 13 and become one, rotatable parts 1 and 2 of positioning elements can rotate mutually simultaneously, compared with prior art, the present invention is suitable for batch manufacturing, low cost of manufacture, easily assembly and disassembly and assembly are stable, easy maintenance.
Such as Fig. 2, shown in Figure 6, axle core 11 right-hand members of the present invention are shaped with right four directions rule 111 and right inside tapped bore 112, the rule hole 121, right four directions that right four directions rule 111 and the right crank 12 of axle core 11 is shaped with is worn mutually and is joined, and the screw flight 141 by the first bolt of rear end plate 14 cooperates with right inside tapped bore 112 axle core 11 is connected with right crank 12 spiral tightenings, the bolt inner end surface 14a of the first bolt of rear end plate 14 cooperates the location with the interior hole end surface 12a of the right handle of right crank 12, is combined into axle core integral component.
The left end place of axle core 11 is shaped with left four directions rule 113 and left inside tapped bore 114, the rule hole 131, left four directions that left four directions rule 113 and the left crank 13 of axle core 11 is shaped with is worn mutually to join and is connected, and then the bolt inside face 15a of left crank 13, the second bolt of rear end plates 15 of the locking positioning compression that matches with the interior hole end surface 13a of the left handle of left crank 13 that matches with left inside tapped bore 114 of the screw flight 151 by the second bolt of rear end plate 15.
Such as Fig. 3, shown in Figure 6, reverse tooth bowl assembly 21 of the present invention comprises reverse tooth bowl 211, reverse tooth bowl bearing 212 and reverse tooth bowl supporting sleeve 213; The outer ring side face interference fit of reverse tooth bowl bearing 212 is pressed and is put in the endoporus of reverse tooth bowl 211, side end face, the outer ring 212a of reverse tooth bowl bearing 212 location of then matching with hole end surface 211a in the anti-tooth of reverse tooth bowl 211, the small end external diameter of reverse tooth bowl supporting sleeve 213 is equipped mutually with the inner ring hole interference of reverse tooth bowl bearing 212, and the inner side end 213b of reverse tooth bowl supporting sleeve 213 cooperates the location with the inner ring side end face 212b of reverse tooth bowl bearing 212.
In like manner, positive tooth bowl assembly 23 of the present invention comprises positive tooth bowl 231, positive tooth bowl bearing 232 and positive tooth bowl supporting sleeve 233; The outer ring side face interference fit of positive tooth bowl bearing 232 is pressed and is put in the endoporus of positive tooth bowl 231, and the outer ring side surface 232a of positive tooth bowl bearing 232 location of matching with the interior hole end surface 231a of the positive tooth of positive tooth bowl 231, the small end external diameter of positive tooth bowl supporting sleeve 233 is equipped mutually with the inner ring hole interference of positive tooth bowl bearing 232, and the inner side end 233b of positive tooth bowl supporting sleeve 233 cooperates the location with the inner ring side end face 232b of positive tooth bowl bearing 232.
As shown in Figure 3, Figure 4, the small end head of positive tooth bowl supporting sleeve 233 and reverse tooth bowl supporting sleeve 213 all is shaped with annular barb step 2a, between the large end outer peripheral face 233c of positive tooth bowl supporting sleeve 233 and positive tooth bowl endoporus, be transition between the large end perimeter surface 213c of reverse tooth bowl supporting sleeve 213 and reverse tooth bowl endoporus and seal and match.Positive tooth bowl assembly 23 of the present invention and reverse tooth bowl assembly 21 all are pressed into whole unit spare, and it installs and uses very convenient, can improve the leak tightness of assembly, guarantees the useful service life of each parts.
As shown in Figure 2, among the embodiment, right locating shim assembly 22 of the present invention has at least the pad of two different-thickness to form, the right-hand member end face 22a of right locating shim assembly 22 matches with the inner end face 12b of right crank 12, and the left end end face 22b of right locating shim assembly 22 matches with the large end step end face 213d of reverse tooth bowl supporting sleeve 213.
Left locating shim assembly 24 comprises that an elasticity PU pad 241 and at least one metallic gasket 242 form, the left end surface 24a of left locating shim assembly 24 matches with the internal end surface 13b of left crank 13, and the right-hand member surface 24b of left locating shim assembly 24 matches with the large end ledge surface 233d of positive tooth bowl supporting sleeve 233.
Right locating shim assembly 22 of the present invention is preferably four pads and forms, and the thickness of four pads is respectively 1mm, 2mm, 3mm and 5mm; Can certainly increase or reduce according to actual user demand the number of pad, and the gauge of pad.
The metallic gasket 242 that it is 3mm that left locating shim assembly 24 of the present invention is fitted with a thickness and the elasticity PU pad 241 that thickness is 5mm.Adopt elasticity PU pad to have certain preceence, elasticity PU pad 241 is the compressed distortion of energy after assembling, thereby realizes eliminating the assembly gap that forms because of the finish size error.Certainly also can increase or reduce according to actual user demand the number of pad, and the gauge of pad.
As shown in Figure 4, positive tooth bowl assembly 23 of the present invention is shaped with positive tooth bowl outside thread 231b, positive tooth bowl assembly 23 is through 31 fastening being connected of inner hole thread that positive tooth bowl outside thread 231b and frame five-through pipe 3 left port are shaped with, and the positive tooth bowl step end face 231c of positive tooth bowl assembly 23 location of matching with Five-way tube 3 left port inner hole thread end faces 32 links into an integrated entity positive tooth bowl assembly 23 and frame five-through pipe 3.
Reverse tooth bowl assembly 21 is shaped with reverse tooth bowl outside thread 211b, reverse tooth bowl assembly 21 is through reverse tooth bowl outside thread 211b and frame five-through pipe 33 fastening being connected of 3 right output port inner hole threads, and the reverse tooth bowl step end face 211c of reverse tooth bowl assembly 21 location of matching with Five-way tube 3 right output port inner hole thread end faces 34.Reverse tooth bowl assembly 21 and frame five-through pipe 3 are linked into an integrated entity.
Positioning element of the present invention and frame five-through pipe link into an integrated entity by screw threads for fastening, after axle core and right crank are connected the location and are combined into axle core integral component by bolt of rear end plate, the axle core passes positioning element and frame five-through pipe and left crank and is connected and is integral, can mutually rotate between axle core integral component and positioning element, the present invention has simple in structure, assembly is stable, easy maintenance, the easily advantage of assembly and disassembly.
Most preferred embodiment of the present invention is illustrated, and various variations or the remodeling made by those of ordinary skills can not depart from the scope of the present invention.
Claims (5)
1. the Integral bottom bracket component of an outdoor bicycle, comprise the rotatable parts (1) and the positioning element (2) that are connected with frame five-through pipe (3) assembly, it is characterized in that: described rotatable parts (1) comprise axle core (11), right crank (12) and left crank (13), the right-hand member of described axle core (11) and right crank (12) are connected to a fixed and are combined into axle core integral component, described positioning element (2) comprises reverse tooth bowl assembly (21) and right locating shim assembly (22) and the positive tooth bowl assembly (23) that is connected to left port and the left locating shim assembly (24) that is connected to frame five-through pipe (3) right output port, the left end of described axle core (11) passes described right locating shim assembly (22) successively, described reverse tooth bowl assembly (21), described frame five-through pipe (3), rear being matchedly connected with described left crank (13) of described positive tooth bowl assembly (23) and described left locating shim assembly (24) is integral, and can rotate freely between described rotatable parts (1) and described positive tooth bowl assembly (23) and described reverse tooth bowl assembly (21); Described reverse tooth bowl assembly (21) comprises reverse tooth bowl (211), reverse tooth bowl bearing (212) and reverse tooth bowl supporting sleeve (213); Described reverse tooth bowl bearing (212) interference fit is pressed and is put in the endoporus of described reverse tooth bowl (211), and hole end surface (211a) location of matching in the side end face, outer ring (212a) of described reverse tooth bowl bearing (212) and the anti-tooth of described reverse tooth bowl (211), the small end external diameter of described reverse tooth bowl supporting sleeve (213) is equipped mutually with the inner ring hole interference of described reverse tooth bowl bearing (212), and the inner side end (213b) of reverse tooth bowl supporting sleeve (213) cooperates the location with the inner ring side end face (212b) of described reverse tooth bowl bearing (212); Described positive tooth bowl assembly (23) comprises positive tooth bowl (231), positive tooth bowl bearing (232) and positive tooth bowl supporting sleeve (233); Described positive tooth bowl bearing (232) interference fit is pressed and is put in the endoporus of described positive tooth bowl (231), and the outer ring side surface (232a) of positive tooth bowl bearing (232) location of matching with the interior hole end surface (231a) of the positive tooth of described positive tooth bowl (231), the small end external diameter of described positive tooth bowl supporting sleeve (233) is equipped mutually with the inner ring hole interference of positive tooth bowl bearing (232), and the inner side end (233b) of described positive tooth bowl supporting sleeve (233) cooperates the location with the inner ring side end face (232b) of described positive tooth bowl bearing (232); Described positive tooth bowl assembly (23) and described reverse tooth bowl assembly (21) all are pressed into whole unit spare, and it installs and uses very convenient, can improve the leak tightness of assembly; The small end head of described positive tooth bowl supporting sleeve (233) and reverse tooth bowl supporting sleeve (213) all is shaped with annular barb step (2a), between the large end outer peripheral face (233c) of described positive tooth bowl supporting sleeve (233) and positive tooth bowl endoporus, be transition between the large end perimeter surface (213c) of reverse tooth bowl supporting sleeve (213) and reverse tooth bowl endoporus and seal and match; Described right locating shim assembly (22) has at least the pad of two different-thickness to form, the right-hand member end face (22a) of described right locating shim assembly (22) matches with the inner end face (12b) of described right crank (12), and the left end end face (22b) of described right locating shim assembly (22) matches with the large end step end face (213d) of described reverse tooth bowl supporting sleeve (213); Described left locating shim assembly (24) comprises that an elasticity PU pad (241) and at least one metallic gasket (242) form, matching with the internal end surface (13b) of described left crank (13) in the left end surface (24a) of described left locating shim assembly (24), matches with the large end ledge surface (233d) of described positive tooth bowl supporting sleeve (233) in the right-hand member surface (24b) of described left locating shim assembly (24).
2. the Integral bottom bracket component of a kind of outdoor bicycle according to claim 1, it is characterized in that: described axle core (11) right-hand member is shaped with right four directions and advises (111) and right inside tapped bore (112), the right four directions rule (111) of described axle core (11) are worn mutually with the right rule holes, four directions (121) of right crank (12) and are joined, and the screw flight (141) by the first bolt of rear end plate (14) cooperates with right inside tapped bore (112), and the spiral tightening is connected with described right crank (12) with described axle core (11), the bolt inner end surface (14a) of described the first bolt of rear end plate (14) cooperates the location with the interior hole end surface (12a) of the right handle of right crank (12), is combined into axle core integral component.
3. the Integral bottom bracket component of a kind of outdoor bicycle according to claim 2, it is characterized in that: described axle core (11) left end is shaped with left four directions and advises (113) and left inside tapped bore (114), the left four directions rule (113) of axle core (11) are worn mutually with the left rule holes, four directions (131) of described left crank (13) and are joined, and the locking left crank (13) that matches with left inside tapped bore (114) of the screw flight (151) by the second bolt of rear end plate (15), the bolt inside face (15a) of described the second bolt of rear end plate (15) location of matching with the interior hole end surface (13a) of the left handle of described left crank (13).
4. the Integral bottom bracket component of a kind of outdoor bicycle according to claim 3, it is characterized in that: described right locating shim assembly (22) is comprised of four pads, and the thickness of described four pads is respectively 1mm, 2mm, 3mm and 5mm; The metallic gasket (242) that it is 3mm that described left locating shim assembly (24) is fitted with a thickness and the elasticity PU pad (241) that thickness is 5mm.
5. the Integral bottom bracket component of a kind of outdoor bicycle according to claim 4, it is characterized in that: described positive tooth bowl assembly (23) is shaped with positive tooth bowl outside thread (231b), positive tooth bowl assembly (23) is through positive tooth bowl outside thread (231b) and fastening being connected of described frame five-through pipe (3) left port inner hole thread (31), and the positive tooth bowl step end face (231c) of positive tooth bowl assembly (23) location of matching with described frame five-through pipe (3) left port inner hole thread end face (32), described reverse tooth bowl assembly (21) is shaped with reverse tooth bowl outside thread (211b), reverse tooth bowl assembly (21) is through reverse tooth bowl outside thread (211b) and fastening being connected of described frame five-through pipe (3) right output port inner hole thread (33), and the reverse tooth bowl step end face (211c) of reverse tooth bowl assembly (21) location of matching with described frame five-through pipe (3) right output port inner hole thread end face (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110203703 CN102343963B (en) | 2011-07-20 | 2011-07-20 | Integrated middle axle subassembly of outdoor bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110203703 CN102343963B (en) | 2011-07-20 | 2011-07-20 | Integrated middle axle subassembly of outdoor bicycle |
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| Publication Number | Publication Date |
|---|---|
| CN102343963A CN102343963A (en) | 2012-02-08 |
| CN102343963B true CN102343963B (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110203703 Expired - Fee Related CN102343963B (en) | 2011-07-20 | 2011-07-20 | Integrated middle axle subassembly of outdoor bicycle |
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| Country | Link |
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| CN (1) | CN102343963B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2306176Y (en) * | 1997-06-17 | 1999-02-03 | 好孩子集团公司 | Turn device for bottom bracket bearing of bicycle |
| CN101704397A (en) * | 2009-12-03 | 2010-05-12 | 宁波嘉隆工业有限公司 | Integrated central shaft assembly for bicycle |
| CN202130263U (en) * | 2011-07-20 | 2012-02-01 | 宁波嘉隆工业有限公司 | Integral bottom bracket component of outdoor bicycle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050116438A1 (en) * | 2003-12-01 | 2005-06-02 | Wang Chien K. | Bicycle with two pedaling modes |
| JP4080525B1 (en) * | 2007-09-28 | 2008-04-23 | 信義 岩元 | Bicycle traveling drive device |
-
2011
- 2011-07-20 CN CN 201110203703 patent/CN102343963B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2306176Y (en) * | 1997-06-17 | 1999-02-03 | 好孩子集团公司 | Turn device for bottom bracket bearing of bicycle |
| CN101704397A (en) * | 2009-12-03 | 2010-05-12 | 宁波嘉隆工业有限公司 | Integrated central shaft assembly for bicycle |
| CN202130263U (en) * | 2011-07-20 | 2012-02-01 | 宁波嘉隆工业有限公司 | Integral bottom bracket component of outdoor bicycle |
Non-Patent Citations (4)
| Title |
|---|
| JP特开2009-83589A 2009.04.23 |
| 说明书摘要 |
| 说明书第26-30段 |
| 附图1-10. |
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|---|---|
| CN102343963A (en) | 2012-02-08 |
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Owner name: NINGBO JULONG MACHINERY CO., LTD. Free format text: FORMER OWNER: JIALONG IND CO., LTD., NINGBO Effective date: 20150906 |
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Effective date of registration: 20150906 Address after: 315012 Zhejiang Province, Ningbo Jiangbei District No. 89 vibration Yonglu Patentee after: NINGBO JULONG MACHINERY CO., LTD. Address before: Baocheng road Jiangbei District 315012 Zhejiang city of Ningbo province No. 22 Patentee before: Jialong Ind Co., Ltd., Ningbo |
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Granted publication date: 20130109 Termination date: 20180720 |