GB2285419A - A fixing structure for a rear fender of a bicycle - Google Patents
A fixing structure for a rear fender of a bicycle Download PDFInfo
- Publication number
- GB2285419A GB2285419A GB9400148A GB9400148A GB2285419A GB 2285419 A GB2285419 A GB 2285419A GB 9400148 A GB9400148 A GB 9400148A GB 9400148 A GB9400148 A GB 9400148A GB 2285419 A GB2285419 A GB 2285419A
- Authority
- GB
- United Kingdom
- Prior art keywords
- fixing
- fender
- clamp
- members
- bicycle
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J15/00—Mud-guards for wheels
- B62J15/02—Fastening means; Stays
Abstract
A fixing structure for a rear fender (or mudguard) of a bicycle includes a fixing projection (11) formed at an end of the rear fender (10), a fixing seat composed of a first (21) and a second (22) semicircular fixing members, and several pairs of C-shaped pad members (50) with different thicknesses which enable the fixing seat (21, 22) to be fixed on different diameters of beam members of the bicycle. The fixing projection (11) is formed with a lateral through hole (12) and multiple radially arranged insert teeth (13), and the first fixing member (21) is pivotally connected with the second fixing member (22). The first fixing member (21) is formed with a rearward extending locking section (25) formed with a lateral (26) and an upper (28) arch faces each of which is disposed with a through hole (28) and radially arranged insert teeth (29). The fixing projection (11) is suitable to fit with an arch face (26, 28) of the first fixing member (21) with the insert teeth (13) of the fixing projection (11) engaged with the insert teeth (29) of the first fixing member (21). <IMAGE>
Description
A FIXING STRUCTURE FOR A REAR FENDER OF A BICYCLE
The present invention relates to a fixing structure for a rear fender (or mudguard) of a bicycle, and more particularly to a fixing structure which can easily angle-adjustably fasten the rear fender of the bicycle on a beam member thereof. The present invention also relates to fender assembly for a bicycle and to a method of assembly for the same.
A conventional fixing structure for a rear fender of a bicycle is composed of two fixing seats and a fixing projection extending from the rear fender. The two fixing seats are formed with corresponding semicircular recesses and through holes, whereby a thread rod is extended through the through holes to associate the two fixing seats. The associated fixing seats can be first secured on a seat stem of the bicycle and then the fixing projection is inserted into a hemispheric engaging recess of the fixing seat and secured thereon by a thread rod so as to fix the rear fender. The fixing projection and the engaging recess are formed with corresponding insert teeth and the angle of the rear fender can be adjusted. In addition, the fixing projection is formed with a shaft post and the engaging recess of the fixing seat is disposed with a central shaft hole, whereby the shaft post is pivotally fitted in the shaft hole with the engaging teeth thereof engaged with one another.
In the above structure, two fixing seats are necessary to fix the rear fender on the beam member of the bicycle. The two fixing seats must be first associated with each other and then secured on the beam member before fixing the rear fender thereon.
Such procedure is time-costing and cannot facilitate the adjustment of the angle of the rear fender.
The present invention provides a fixing structure which includes a fixing projection formed at an end of the rear fender, a fixing seat composed of a first and a second semicircular fixing members, and several pairs of C-shaped pad members with different thicknesses which enable the fixing seat to be fixed on different diameters of beam members of the bicycle. The fixing projection is formed with a lateral through hole and multiple radially arranged insert teeth. The first fixing member is formed with a rearward extending locking section formed with lateral and upper arch faces each of which is disposed with a through hole and radially arranged insert teeth. The fixing projection is suitable to fit with the arch face of the first fixing member with the insert teeth of the fixing projection engaged with the insert teeth of the first fixing member. A screw is extended through the through hole of the fixing projection and the through holes of the first fixing member to associate with a nut for fastening the fixing projection to the first fixing member and thus fixing the rear fender on various horizontal and vertical beam members of the bicycle. The angle of the rear fender is easily adjustable by means of loosening the screw and nut.
The present invention provides in a second aspect a fender assembly for a bicycle comprising:
a fender which has a fixing projection,
a first clamp member,
a second clamp member,
a hinge hingedly connecting the first and second clamp members,
fastening means for fastening the first clamp member to the second clamp member which can prevent the first clamp member pivoting about the hinge relative to the second clamp member, and
attachment means for attaching the fixing projection of the fender to the first clamp member,
wherein the first and second clamp members in use are closed around a frame member of a bicycle and the fastening means engages the first and second clamp members with the frame member of the bicycle.
Preferably the attachment means allows the fender to be secured to the first clamp member at any one of a plurality of inclinations to the first clamp member.
Preferably the attachment means comprises a curved surface on the fixing projection of the fender, a bore through the fixing projection of the fender, radially extending teeth disposed on the curved surface of the fixing projection, a curved surface on the first clamp member, a bore through the first clamp member, radially extending teeth on the curved surface of the first clamp member, a bolt and a nut, the bolt in use extending through the bore in the fixing projection and the bore in the first clamp member and the curved surface of the fixing projection abutting the curved surface of the first clamp member with the radially extending teeth on the curved surface of the fixing projection engaging in use the radially extending teeth on the curved surface of first clamp member.
Preferably the attachment allows the fender to be secured to the first clamp member at any one of a first plurality of inclinations which lie in a first plane and also allows the fender to be secured to the first member at any one of a second plurality of inclinations which lie in a second plane perpendicular to the first plane.
Preferably the fender assembly comprises additionally a spacer member which in use is sandwiched between one of the first and second clamp members and the bicycle frame.
Preferably the first and second clamp members are each generally C-shaped and define when brought together a generally circular aperture and the spacer member is shaped to conform with the interior surface of one of the clamp members.
Preferably the fender assembly comprises a pair of spacer members each of which is sandwiched between one of the first and second clamp members and the bicycle frame.
Preferably the hinge comprises two pivot supports integral with the first clamp member, a pivot block integral with the second clamp member and a pin, the pin extending in use through both of the two pivot supports and the pivot block, the pivot block in use being located between the two pivot supports.
The present invention in a third aspect provides a fender assembly as described above comprising the steps of:
pivotting the first and second clamp members together to surround the bicycle frame member, and
fastening the first and second clamp members together using the fastening means,
the method additionally comprising the following steps which are executed either before or after the above-mentioned steps:
attachment of the fender to the first clamp member using the attachment means provided,
adjustment of the fender to a desired angle of inclination.
Preferably the method comprises additionally the steps of selecting a suitably sized spacer member and inserting the suitably sized spacer member between one of the first and second clamp members and the bicycle frame member prior to completing the fastening of the two clamp members together.
Preferably the method comprises additionally the steps of selecting two suitably sized spacer members and inserting the suitably sized spacer members one each between the first clamp member and the bicycle frame member and between the second clamp member and the bicycle frame member prior to completion of the fastening of the two clamp members together.
It is a primary object of the present invention to provide a fixing structure for a rear fender of a bicycle, wherein one single fixing seat is used to easily secure the rear fender on various beam members of the bicycle while the angle of the rear fender can be conveniently adjusted.
It is a further object of the present invention to provide the above fixing structure wherein the fixing seat is manufactured by a single kind of mold and thus the manufacturing cost is greatly reduced.
According to the above objects, the fixing structure includes a fixing projection formed at an end of the rear fender, a fixing seat composed of a first and a second semicircular fixing members, and several pairs of C-shaped pad members with different thicknesses which enable the fixing seat to be fixed on different diameters of beam members of the bicycle. The fixing projection is formed with a lateral through hole and multiple radially arranged insert teeth, and the first fixing member is pivotally connected with the second fixing member. The first fixing member is formed with a rearward extending locking section formed with lateral and upper arch faces each of which is disposed with a through hole and radially arranged insert teeth. The fixing projection is suitable to fit with the arch face of the first fixing member with the insert teeth of the fixing projection engaged with the insert teeth of the first fixing member. A screw is extended through the through hole of the fixing projection and the through holes of the first fixing member to associate with a nut for fastening the fixing projection to the first fixing member and thus fixing the rear fender on various horizontal and vertical beam members of the bicycle. The angle of the rear fender is easily adjustable by means of loosening the screw and nut.
A preferred embodiment of the present invention will now be described with reference to the accompanying drawings, in which:
Fig. 1 is a perspective exploded view of the present invention;
Fig. 2 is a perspective assembled view of the present invention which is associated with a horizontal beam member of a bicycle;
Fig. 3 is a perspective exploded view of the present invention in another aspect; and
Fig. 4 is a perspective assembled view of the present invention which is associated with a vertical stem of the bicycle.
Please refer to Fig. 1. The present invention includes a ball-like fixing projection 11 formed at an end of a rear fender 10 and a fixing seat 20 composed of a first and a second semicircular fixing members 21, 22. The fixing projection 11 is formed with a lateral through hole 12 and multiple radially arranged insert teeth 13. The first fixing member 21 is formed with two pivot supports 23 and the second fixing member 22 is formed with a pivot block 24, whereby the pivot block 24 is fitted between the pivot supports 23 and pivotally fixed by a rivet pin 30. The first fixing member 21 is further formed with a locking section extending rearward from the two pivot supports 23. The locking section 25 is formed with lateral and upper arch faces 26, 27 each of which is disposed with a through hole 28 and radially arranged insert teeth 29, whereby the insert teeth 13 of the fixing projection 11 are suitable to engage with the insert teeth 29 of the first fixing member 21 and a screw 40 can be extended through the through hole 12 of the fixing projection 11 and the through holes 28 of the first fixing member 21 to associate with a nut 41 for fastening the fixing projection 11 and the first fixing member 21 and fixing the rear fender 10.
Referring to Fig. 2, in cooperation with several pairs of C-shaped pad members 50 with different thickness, the fixing seat 20 can be locked on various horizontal beams 60 with different diameters under a seat of a bicycle. Then, the fixing projection 11 of the rear fender 10 is fitted with the arch face 26 of the first fixing member 21 to secure the rear fender 10 to the beam 60 by the screw and nut 40, 41. The screw and nut 40, 41 can be loosened for adjusting the angle of the fender 10.
Referring to Figs. 3 and 4, the present invention can be alternatively used in such a manner that the fixing seat 20 can be rotated 90 degrees to be secured on a vertical stem 70 of the bicycle and the fixing projection 11 can be fitted with the arch face 27 of the locking section 25 with the insert teeth 13 of the fixing projection 11 engaged with the insert teeth 29 of the first fixing member 21.
It is to be understood that the above description and drawings are only used for illustrating one embodiment of the present invention, not intended to limit the scope thereof. Any variation and derivation from the above description and drawings should be included in the scope of the present invention.
Claims (14)
1. A fixing structure for a rear fender of a bicycle, comprising a fixing projection formed at an end of the rear fender, a fixing seat composed of a first and second semicircular fixing members associated with a beam member of the bicycle, and several pairs of C-shaped pad members with different thicknesses which enable said fixing seat to be fixed on different diameters of beam members of the bicycle, said fixing structure being characterized in that said fixing projection is formed with a lateral through hole and multiple radially arranged insert teeth, and said first fixing member is pivotally connected with said second fixing member, said first fixing member being formed with a rearward extending locking section, said locking section being formed with lateral and upper arch faces each of which is disposed with a through hole and radially arranged insert teeth, whereby said insert teeth of said fixing projection are suitable to engage with said insert teeth of said first fixing member, a screw being extended through said through hole of said fixing projection and a through hole of said first fixing member to associate with a nut for fastening said fixing projection to said arch face of said first fixing member and fixing the rear fender on various horizontal and vertical beam members of the bicycle with the angle of the rear fender adjustable.
2. A fender assembly for a bicycle comprising:
a fender which has a fixing projection,
a first clamp member,
a second clamp member,
a hinge hingedly connecting the first and second clamp members,
fastening means for fastening the first clamp member to the second clamp member which can prevent the first clamp member pivoting about the hinge relative to the second clamp member, and
attachment means for attaching the fixing projection of the fender to the first clamp member,
wherein the first and second clamp members in use are closed around a frame member of a bicycle and the fastening means engages the first and second clamp members with the frame member of the bicycle.
3. A fender assembly as claimed in Claim 2 wherein the attachment means allows the fender to be secured to the first clamp member at any one of a plurality of inclinations to the first clamp member.
4. A fender assembly as claimed in Claim 3 wherein the attachment means comprises a curved surface on the fixing projection of the fender, a bore through the fixing projection of the fender, radially extending teeth disposed on the curved surface of the fixing projection, a curved surface on the first clamp member, a bore through the first clamp member, radially extending teeth on the curved surface of the first clamp member, a bolt and a nut, the bolt in use extending through the bore in the fixing projection and the bore in the first clamp member and the curved surface of the fixing projection abutting the curved surface of the first clamp member with the radially extending teeth on the curved surface of the fixing projection engaging in use the radially extending teeth on the curved surface of first clamp member.
5. A fender assembly as claimed in Claim 3 or Claim 4 wherein the attachment allows the fender to be secured to the first clamp member at any one of a first plurality of inclinations which lie in a first plane and also allows the fender to be secured to the first member at any one of a second plurality of inclinations which lie in a second plane perpendicular to the first plane.
6. A fender assembly as claimed in any one of the
Claims 2 to 5 comprising additionally a spacer member which in use is sandwiched between one of the first and second clamp members and the bicycle frame.
7. A fender assembly as claimed in Claim 6 wherein the first and second clamp members are each generally
C-shaped and define when brought together a generally circular aperture and the spacer member is shaped to conform with the interior surface of one of the clamp members.
8. A fender assembly as claimed in Claim 6 comprising a pair of spacer members each of which is sandwiched between one of the first and second clamp members and the bicycle frame.
9. A fender assembly as claimed in any one of Claims 1 to 8 wherein the hinge comprises two pivot supports integral with the first clamp member, a pivot block integral with the second clamp member and a pin, the pin extending in use through both of the two pivot supports and the pivot block, the pivot block in use being located between the two pivot supports.
10. A method of assembling a fender assembly as claimed in any one of the Claims 2 to 9 comprising the steps of:
pivotting the first and second clamp members together to surround the bicycle frame member, and
fastening the first and second clamp members together using the fastening means,
the method additionally comprising the following steps which are executed either before or after the above-mentioned steps:
attachment of the fender to the first clamp member using the attachment means provided,
adjustment of the fender to a desired angle of inclination.
11. A method as claimed in Claim 10 comprising additionally the steps of selecting a suitably sized spacer member and nserting the suitably sized spacer member between one of the first and second clamp members and the bicycle frame member prior to completing the fastening of the two clamp members together.
12. A method as claimed in Claim 10 comprising additionally the steps of selecting two suitably sized spacer members and inserting the suitably sized spacer members one each between the first clamp member and the bicycle frame member and between the second clamp member and the bicycle frame member prior to completion of the fastening of the two clamp members together.
13. A fender assembly substantially as hereinbefore described with reference to and as shown in the accompanying drawings.
14. A fixing structure for a rear fender of a bicycle substantially as hereinbefore described with reference to and as shown in the accomanying drawings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9400148A GB2285419B (en) | 1994-01-06 | 1994-01-06 | A fixing structure for a rear fender of a bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9400148A GB2285419B (en) | 1994-01-06 | 1994-01-06 | A fixing structure for a rear fender of a bicycle |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| GB9400148D0 GB9400148D0 (en) | 1994-03-02 |
| GB2285419A true GB2285419A (en) | 1995-07-12 |
| GB2285419B GB2285419B (en) | 1997-10-08 |
Family
ID=10748446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB9400148A Expired - Fee Related GB2285419B (en) | 1994-01-06 | 1994-01-06 | A fixing structure for a rear fender of a bicycle |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB2285419B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2393166A (en) * | 2002-09-17 | 2004-03-24 | Sunnywheel Ind Co Ltd | Extendable mudguard |
| EP1946999A3 (en) * | 2007-01-19 | 2010-01-06 | sks metaplast Scheffer-Klute GmbH | Mudguard for bicycle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1253816A (en) * | 1967-12-22 | 1971-11-17 | Robert Cuevas | Improvements in and relating to mud flaps for motor vehicles |
| GB2229978A (en) * | 1989-04-05 | 1990-10-10 | Richard Jones | Mudguard |
-
1994
- 1994-01-06 GB GB9400148A patent/GB2285419B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1253816A (en) * | 1967-12-22 | 1971-11-17 | Robert Cuevas | Improvements in and relating to mud flaps for motor vehicles |
| GB2229978A (en) * | 1989-04-05 | 1990-10-10 | Richard Jones | Mudguard |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2393166A (en) * | 2002-09-17 | 2004-03-24 | Sunnywheel Ind Co Ltd | Extendable mudguard |
| GB2393166B (en) * | 2002-09-17 | 2004-09-15 | Sunnywheel Ind Co Ltd | Extendable fender for bicycle |
| EP1946999A3 (en) * | 2007-01-19 | 2010-01-06 | sks metaplast Scheffer-Klute GmbH | Mudguard for bicycle |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2285419B (en) | 1997-10-08 |
| GB9400148D0 (en) | 1994-03-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20000106 |